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| Plan Name | PRINCIPAL CORE PLUS BOND SEPARATE ACCOUNT |
| Plan identification number | 005 |
| Company Name: | ALTITUDE HOLDINGS SERVICE INC |
| Employer identification number (EIN): | 420127290 |
| NAIC Classification: | 424800 |
Additional information about ALTITUDE HOLDINGS SERVICE INC
| Jurisdiction of Incorporation: | Iowa Secretary of State Business Entities |
| Incorporation Date: | 1879-06-24 |
| Company Identification Number: | 087817 |
| Legal Registered Office Address: |
505 5TH AVE STE 729 DES MOINES United States of America (USA) 50309 |
More information about ALTITUDE HOLDINGS SERVICE INC
| Plan id# | Filing Submission Date | Name of Administrator | Date Administrator Signed | Name of Company Sponsor | Date Sponsor Signed |
|---|---|---|---|---|---|
| 005 | 2022-01-01 | ||||
| 005 | 2021-01-01 | ||||
| 005 | 2020-01-01 | ||||
| 005 | 2019-01-01 | ||||
| 005 | 2018-01-01 | ||||
| 005 | 2017-01-01 | 2018-09-21 | |||
| 005 | 2016-01-01 | 2017-08-30 | |||
| 005 | 2015-01-01 | 2016-08-31 | |||
| 005 | 2014-01-01 | 2015-10-05 | |||
| 005 | 2013-01-01 | 2014-10-24 | |||
| 005 | 2012-01-01 | 2013-10-10 | |||
| 005 | 2011-01-01 | 2012-10-04 | |||
| 005 | 2009-01-01 | 2010-10-08 |
| Measure | Date | Value |
|---|---|---|
| 2022 : PRINCIPAL CORE PLUS BOND SEPARATE ACCOUNT 2022 401k financial data | ||
| Unrealized appreciation/depreciation of real estate assets | 2022-12-31 | $0 |
| Unrealized appreciation/depreciation of other (non real estate) assets | 2022-12-31 | $-372,525,184 |
| Total unrealized appreciation/depreciation of assets | 2022-12-31 | $-372,525,184 |
| Total transfer of assets to this plan | 2022-12-31 | $274,440,098 |
| Total transfer of assets from this plan | 2022-12-31 | $466,945,153 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2022-12-31 | $225,402,547 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2022-12-31 | $264,308,013 |
| Expenses. Interest paid | 2022-12-31 | $0 |
| Amount of participant contributions which was failed to transmit to the plan within the time period described in 29 CFR 251.3-102 | 2022-12-31 | $0 |
| Total income from all sources (including contributions) | 2022-12-31 | $-441,550,433 |
| Total loss/gain on sale of assets | 2022-12-31 | $-157,582,503 |
| Total of all expenses incurred | 2022-12-31 | $20,439,002 |
| Value of total assets at end of year | 2022-12-31 | $2,885,610,105 |
| Value of total assets at beginning of year | 2022-12-31 | $3,579,010,061 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2022-12-31 | $20,439,002 |
| Total income from rents | 2022-12-31 | $0 |
| Total interest from all sources | 2022-12-31 | $92,018,316 |
| Total dividends received (eg from common stock, registered investment company shares) | 2022-12-31 | $3,009,523 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2022-12-31 | $0 |
| Assets. Real estate other than employer real property at end of year | 2022-12-31 | $0 |
| Assets. Real estate other than employer real property at beginning of year | 2022-12-31 | $0 |
| Administrative expenses professional fees incurred | 2022-12-31 | $0 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2022-12-31 | $3,820,000 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2022-12-31 | $4,260,000 |
| Assets. Other investments not covered elsewhere at end of year | 2022-12-31 | $-869,229 |
| Assets. Other investments not covered elsewhere at beginning of year | 2022-12-31 | $-117,236 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2022-12-31 | $18,969,352 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2022-12-31 | $39,119,641 |
| Assets. Loans (other than to participants) at end of year | 2022-12-31 | $0 |
| Assets. Loans (other than to participants) at beginning of year | 2022-12-31 | $903,569 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2022-12-31 | $225,402,547 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2022-12-31 | $264,308,013 |
| Other income not declared elsewhere | 2022-12-31 | $-5,519,975 |
| Administrative expenses (other) incurred | 2022-12-31 | $250,249 |
| Liabilities. Value of operating payables at end of year | 2022-12-31 | $0 |
| Liabilities. Value of operating payables at beginning of year | 2022-12-31 | $0 |
| Total non interest bearing cash at end of year | 2022-12-31 | $0 |
| Total non interest bearing cash at beginning of year | 2022-12-31 | $0 |
| Value of net income/loss | 2022-12-31 | $-461,989,435 |
| Value of net assets at end of year (total assets less liabilities) | 2022-12-31 | $2,660,207,558 |
| Value of net assets at beginning of year (total assets less liabilities) | 2022-12-31 | $3,314,702,048 |
| Assets. partnership/joint venture interests at end of year | 2022-12-31 | $0 |
| Assets. partnership/joint venture interests at beginning of year | 2022-12-31 | $0 |
| Investment advisory and management fees | 2022-12-31 | $20,188,753 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2022-12-31 | $0 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2022-12-31 | $0 |
| Value of interest in pooled separate accounts at end of year | 2022-12-31 | $59,345,982 |
| Value of interest in pooled separate accounts at beginning of year | 2022-12-31 | $157,031,365 |
| Income. Interest from loans (other than to participants) | 2022-12-31 | $34,919 |
| Interest earned on other investments | 2022-12-31 | $8,575,518 |
| Income. Interest from US Government securities | 2022-12-31 | $83,361,955 |
| Income. Interest from corporate debt instruments | 2022-12-31 | $0 |
| Value of interest in master investment trust accounts at end of year | 2022-12-31 | $0 |
| Value of interest in master investment trust accounts at beginning of year | 2022-12-31 | $0 |
| Value of interest in common/collective trusts at end of year | 2022-12-31 | $0 |
| Value of interest in common/collective trusts at beginning of year | 2022-12-31 | $0 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2022-12-31 | $2,369,548 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2022-12-31 | $89,822,456 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2022-12-31 | $89,822,456 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2022-12-31 | $45,924 |
| Assets. Value of investments in 103.12 investment entities at end of year | 2022-12-31 | $0 |
| Assets. Value of investments in 103.12 investment entities at beginning of year | 2022-12-31 | $0 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2022-12-31 | $0 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2022-12-31 | $0 |
| Asset value of US Government securities at end of year | 2022-12-31 | $2,739,960,189 |
| Asset value of US Government securities at beginning of year | 2022-12-31 | $3,174,184,790 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2022-12-31 | $0 |
| Net investment gain/loss from pooled separate accounts | 2022-12-31 | $-950,610 |
| Net investment gain or loss from common/collective trusts | 2022-12-31 | $0 |
| Net gain/loss from 103.12 investment entities | 2022-12-31 | $0 |
| Income. Dividends from preferred stock | 2022-12-31 | $248,000 |
| Income. Dividends from common stock | 2022-12-31 | $2,761,523 |
| Asset. Corporate debt instrument preferred debt at end of year | 2022-12-31 | $0 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2022-12-31 | $0 |
| Asset. Corporate debt instrument debt (other) at end of year | 2022-12-31 | $62,014,263 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2022-12-31 | $111,121,091 |
| Contract administrator fees | 2022-12-31 | $0 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2022-12-31 | $0 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2022-12-31 | $2,684,385 |
| Aggregate proceeds on sale of assets | 2022-12-31 | $18,134,798 |
| Aggregate carrying amount (costs) on sale of assets | 2022-12-31 | $175,717,301 |
| 2021 : PRINCIPAL CORE PLUS BOND SEPARATE ACCOUNT 2021 401k financial data | ||
| Unrealized appreciation/depreciation of real estate assets | 2021-12-31 | $0 |
| Unrealized appreciation/depreciation of other (non real estate) assets | 2021-12-31 | $-118,679,969 |
| Total unrealized appreciation/depreciation of assets | 2021-12-31 | $-118,679,969 |
| Total transfer of assets to this plan | 2021-12-31 | $457,719,274 |
| Total transfer of assets from this plan | 2021-12-31 | $553,481,288 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2021-12-31 | $264,308,013 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2021-12-31 | $463,245,827 |
| Expenses. Interest paid | 2021-12-31 | $0 |
| Amount of participant contributions which was failed to transmit to the plan within the time period described in 29 CFR 251.3-102 | 2021-12-31 | $0 |
| Total income from all sources (including contributions) | 2021-12-31 | $-6,693,292 |
| Total loss/gain on sale of assets | 2021-12-31 | $19,887,926 |
| Total of all expenses incurred | 2021-12-31 | $24,681,278 |
| Value of total assets at end of year | 2021-12-31 | $3,579,010,061 |
| Value of total assets at beginning of year | 2021-12-31 | $3,905,084,459 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2021-12-31 | $24,681,278 |
| Total income from rents | 2021-12-31 | $0 |
| Total interest from all sources | 2021-12-31 | $86,766,344 |
| Total dividends received (eg from common stock, registered investment company shares) | 2021-12-31 | $248,000 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2021-12-31 | $0 |
| Assets. Real estate other than employer real property at end of year | 2021-12-31 | $0 |
| Assets. Real estate other than employer real property at beginning of year | 2021-12-31 | $0 |
| Administrative expenses professional fees incurred | 2021-12-31 | $0 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2021-12-31 | $4,260,000 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2021-12-31 | $4,440,000 |
| Assets. Other investments not covered elsewhere at end of year | 2021-12-31 | $-117,236 |
| Assets. Other investments not covered elsewhere at beginning of year | 2021-12-31 | $0 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2021-12-31 | $39,119,641 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2021-12-31 | $23,282,839 |
| Assets. Loans (other than to participants) at end of year | 2021-12-31 | $903,569 |
| Assets. Loans (other than to participants) at beginning of year | 2021-12-31 | $1,879,788 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2021-12-31 | $264,308,013 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2021-12-31 | $463,245,827 |
| Other income not declared elsewhere | 2021-12-31 | $2,966,401 |
| Administrative expenses (other) incurred | 2021-12-31 | $345,608 |
| Liabilities. Value of operating payables at end of year | 2021-12-31 | $0 |
| Liabilities. Value of operating payables at beginning of year | 2021-12-31 | $0 |
| Total non interest bearing cash at end of year | 2021-12-31 | $0 |
| Total non interest bearing cash at beginning of year | 2021-12-31 | $0 |
| Value of net income/loss | 2021-12-31 | $-31,374,570 |
| Value of net assets at end of year (total assets less liabilities) | 2021-12-31 | $3,314,702,048 |
| Value of net assets at beginning of year (total assets less liabilities) | 2021-12-31 | $3,441,838,632 |
| Assets. partnership/joint venture interests at end of year | 2021-12-31 | $0 |
| Assets. partnership/joint venture interests at beginning of year | 2021-12-31 | $0 |
| Investment advisory and management fees | 2021-12-31 | $24,335,670 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2021-12-31 | $0 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2021-12-31 | $0 |
| Value of interest in pooled separate accounts at end of year | 2021-12-31 | $157,031,365 |
| Value of interest in pooled separate accounts at beginning of year | 2021-12-31 | $103,129,033 |
| Income. Interest from loans (other than to participants) | 2021-12-31 | $113,095 |
| Interest earned on other investments | 2021-12-31 | $9,699,353 |
| Income. Interest from US Government securities | 2021-12-31 | $76,951,198 |
| Income. Interest from corporate debt instruments | 2021-12-31 | $0 |
| Value of interest in master investment trust accounts at end of year | 2021-12-31 | $0 |
| Value of interest in master investment trust accounts at beginning of year | 2021-12-31 | $0 |
| Value of interest in common/collective trusts at end of year | 2021-12-31 | $0 |
| Value of interest in common/collective trusts at beginning of year | 2021-12-31 | $0 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2021-12-31 | $89,822,456 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2021-12-31 | $142,055,577 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2021-12-31 | $142,055,577 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2021-12-31 | $2,698 |
| Assets. Value of investments in 103.12 investment entities at end of year | 2021-12-31 | $0 |
| Assets. Value of investments in 103.12 investment entities at beginning of year | 2021-12-31 | $0 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2021-12-31 | $0 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2021-12-31 | $0 |
| Asset value of US Government securities at end of year | 2021-12-31 | $3,174,184,790 |
| Asset value of US Government securities at beginning of year | 2021-12-31 | $3,627,694,104 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2021-12-31 | $0 |
| Net investment gain/loss from pooled separate accounts | 2021-12-31 | $2,118,006 |
| Net investment gain or loss from common/collective trusts | 2021-12-31 | $0 |
| Net gain/loss from 103.12 investment entities | 2021-12-31 | $0 |
| Income. Dividends from preferred stock | 2021-12-31 | $248,000 |
| Income. Dividends from common stock | 2021-12-31 | $0 |
| Asset. Corporate debt instrument preferred debt at end of year | 2021-12-31 | $0 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2021-12-31 | $0 |
| Asset. Corporate debt instrument debt (other) at end of year | 2021-12-31 | $111,121,091 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2021-12-31 | $403,240 |
| Contract administrator fees | 2021-12-31 | $0 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2021-12-31 | $2,684,385 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2021-12-31 | $2,199,878 |
| Aggregate proceeds on sale of assets | 2021-12-31 | $71,231,349 |
| Aggregate carrying amount (costs) on sale of assets | 2021-12-31 | $51,343,423 |
| 2020 : PRINCIPAL CORE PLUS BOND SEPARATE ACCOUNT 2020 401k financial data | ||
| Unrealized appreciation/depreciation of real estate assets | 2020-12-31 | $0 |
| Unrealized appreciation/depreciation of other (non real estate) assets | 2020-12-31 | $85,972,201 |
| Total unrealized appreciation/depreciation of assets | 2020-12-31 | $85,972,201 |
| Total transfer of assets to this plan | 2020-12-31 | $736,943,081 |
| Total transfer of assets from this plan | 2020-12-31 | $565,270,063 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2020-12-31 | $463,245,827 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2020-12-31 | $193,468,556 |
| Expenses. Interest paid | 2020-12-31 | $0 |
| Amount of participant contributions which was failed to transmit to the plan within the time period described in 29 CFR 251.3-102 | 2020-12-31 | $0 |
| Total income from all sources (including contributions) | 2020-12-31 | $306,539,895 |
| Total loss/gain on sale of assets | 2020-12-31 | $123,774,865 |
| Total of all expenses incurred | 2020-12-31 | $15,774,916 |
| Value of total assets at end of year | 2020-12-31 | $3,905,084,459 |
| Value of total assets at beginning of year | 2020-12-31 | $3,172,869,191 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2020-12-31 | $15,774,916 |
| Total income from rents | 2020-12-31 | $0 |
| Total interest from all sources | 2020-12-31 | $92,464,752 |
| Total dividends received (eg from common stock, registered investment company shares) | 2020-12-31 | $248,000 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2020-12-31 | $0 |
| Assets. Real estate other than employer real property at end of year | 2020-12-31 | $0 |
| Assets. Real estate other than employer real property at beginning of year | 2020-12-31 | $0 |
| Administrative expenses professional fees incurred | 2020-12-31 | $0 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2020-12-31 | $4,440,000 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2020-12-31 | $4,160,000 |
| Assets. Other investments not covered elsewhere at end of year | 2020-12-31 | $0 |
| Assets. Other investments not covered elsewhere at beginning of year | 2020-12-31 | $0 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2020-12-31 | $23,282,839 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2020-12-31 | $21,689,436 |
| Assets. Loans (other than to participants) at end of year | 2020-12-31 | $1,879,788 |
| Assets. Loans (other than to participants) at beginning of year | 2020-12-31 | $2,780,371 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2020-12-31 | $463,245,827 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2020-12-31 | $193,468,556 |
| Other income not declared elsewhere | 2020-12-31 | $6,342,488 |
| Administrative expenses (other) incurred | 2020-12-31 | $521,531 |
| Liabilities. Value of operating payables at end of year | 2020-12-31 | $0 |
| Liabilities. Value of operating payables at beginning of year | 2020-12-31 | $0 |
| Total non interest bearing cash at end of year | 2020-12-31 | $0 |
| Total non interest bearing cash at beginning of year | 2020-12-31 | $0 |
| Value of net income/loss | 2020-12-31 | $290,764,979 |
| Value of net assets at end of year (total assets less liabilities) | 2020-12-31 | $3,441,838,632 |
| Value of net assets at beginning of year (total assets less liabilities) | 2020-12-31 | $2,979,400,635 |
| Assets. partnership/joint venture interests at end of year | 2020-12-31 | $0 |
| Assets. partnership/joint venture interests at beginning of year | 2020-12-31 | $0 |
| Investment advisory and management fees | 2020-12-31 | $15,253,385 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2020-12-31 | $0 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2020-12-31 | $0 |
| Value of interest in pooled separate accounts at end of year | 2020-12-31 | $103,129,033 |
| Value of interest in pooled separate accounts at beginning of year | 2020-12-31 | $67,255,150 |
| Income. Interest from loans (other than to participants) | 2020-12-31 | $185,140 |
| Interest earned on other investments | 2020-12-31 | $13,788,225 |
| Income. Interest from US Government securities | 2020-12-31 | $78,436,841 |
| Income. Interest from corporate debt instruments | 2020-12-31 | $0 |
| Value of interest in master investment trust accounts at end of year | 2020-12-31 | $0 |
| Value of interest in master investment trust accounts at beginning of year | 2020-12-31 | $0 |
| Value of interest in common/collective trusts at end of year | 2020-12-31 | $0 |
| Value of interest in common/collective trusts at beginning of year | 2020-12-31 | $0 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2020-12-31 | $142,055,577 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2020-12-31 | $8,242,300 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2020-12-31 | $8,242,300 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2020-12-31 | $54,546 |
| Assets. Value of investments in 103.12 investment entities at end of year | 2020-12-31 | $0 |
| Assets. Value of investments in 103.12 investment entities at beginning of year | 2020-12-31 | $0 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2020-12-31 | $0 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2020-12-31 | $0 |
| Asset value of US Government securities at end of year | 2020-12-31 | $3,627,694,104 |
| Asset value of US Government securities at beginning of year | 2020-12-31 | $3,053,376,925 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2020-12-31 | $0 |
| Net investment gain/loss from pooled separate accounts | 2020-12-31 | $-2,262,411 |
| Net investment gain or loss from common/collective trusts | 2020-12-31 | $0 |
| Net gain/loss from 103.12 investment entities | 2020-12-31 | $0 |
| Income. Dividends from preferred stock | 2020-12-31 | $248,000 |
| Income. Dividends from common stock | 2020-12-31 | $0 |
| Asset. Corporate debt instrument preferred debt at end of year | 2020-12-31 | $0 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2020-12-31 | $0 |
| Asset. Corporate debt instrument debt (other) at end of year | 2020-12-31 | $403,240 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2020-12-31 | $15,060,552 |
| Contract administrator fees | 2020-12-31 | $0 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2020-12-31 | $2,199,878 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2020-12-31 | $304,457 |
| Aggregate proceeds on sale of assets | 2020-12-31 | $163,083,355 |
| Aggregate carrying amount (costs) on sale of assets | 2020-12-31 | $39,308,490 |
| 2019 : PRINCIPAL CORE PLUS BOND SEPARATE ACCOUNT 2019 401k financial data | ||
| Unrealized appreciation/depreciation of real estate assets | 2019-12-31 | $0 |
| Unrealized appreciation/depreciation of other (non real estate) assets | 2019-12-31 | $186,820,195 |
| Total unrealized appreciation/depreciation of assets | 2019-12-31 | $186,820,195 |
| Total transfer of assets to this plan | 2019-12-31 | $0 |
| Total transfer of assets from this plan | 2019-12-31 | $885,526,179 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2019-12-31 | $193,468,556 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2019-12-31 | $285,686,195 |
| Expenses. Interest paid | 2019-12-31 | $0 |
| Amount of participant contributions which was failed to transmit to the plan within the time period described in 29 CFR 251.3-102 | 2019-12-31 | $0 |
| Total income from all sources (including contributions) | 2019-12-31 | $347,402,077 |
| Total loss/gain on sale of assets | 2019-12-31 | $39,716,292 |
| Total of all expenses incurred | 2019-12-31 | $17,498,495 |
| Value of total assets at end of year | 2019-12-31 | $3,172,869,191 |
| Value of total assets at beginning of year | 2019-12-31 | $3,820,709,427 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2019-12-31 | $17,498,495 |
| Total income from rents | 2019-12-31 | $531 |
| Total interest from all sources | 2019-12-31 | $118,441,871 |
| Total dividends received (eg from common stock, registered investment company shares) | 2019-12-31 | $310,326 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2019-12-31 | $0 |
| Assets. Real estate other than employer real property at end of year | 2019-12-31 | $0 |
| Assets. Real estate other than employer real property at beginning of year | 2019-12-31 | $0 |
| Administrative expenses professional fees incurred | 2019-12-31 | $0 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2019-12-31 | $4,160,000 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2019-12-31 | $7,115,500 |
| Assets. Other investments not covered elsewhere at end of year | 2019-12-31 | $0 |
| Assets. Other investments not covered elsewhere at beginning of year | 2019-12-31 | $1,526,930 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2019-12-31 | $21,689,436 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2019-12-31 | $35,350,682 |
| Assets. Loans (other than to participants) at end of year | 2019-12-31 | $2,780,371 |
| Assets. Loans (other than to participants) at beginning of year | 2019-12-31 | $3,845,929 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2019-12-31 | $193,468,556 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2019-12-31 | $285,686,195 |
| Other income not declared elsewhere | 2019-12-31 | $-1,523,810 |
| Administrative expenses (other) incurred | 2019-12-31 | $406,943 |
| Liabilities. Value of operating payables at end of year | 2019-12-31 | $0 |
| Liabilities. Value of operating payables at beginning of year | 2019-12-31 | $0 |
| Total non interest bearing cash at end of year | 2019-12-31 | $0 |
| Total non interest bearing cash at beginning of year | 2019-12-31 | $0 |
| Value of net income/loss | 2019-12-31 | $329,903,582 |
| Value of net assets at end of year (total assets less liabilities) | 2019-12-31 | $2,979,400,635 |
| Value of net assets at beginning of year (total assets less liabilities) | 2019-12-31 | $3,535,023,232 |
| Assets. partnership/joint venture interests at end of year | 2019-12-31 | $0 |
| Assets. partnership/joint venture interests at beginning of year | 2019-12-31 | $0 |
| Investment advisory and management fees | 2019-12-31 | $17,091,552 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2019-12-31 | $0 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2019-12-31 | $0 |
| Value of interest in pooled separate accounts at end of year | 2019-12-31 | $67,255,150 |
| Value of interest in pooled separate accounts at beginning of year | 2019-12-31 | $202,432,348 |
| Income. Interest from loans (other than to participants) | 2019-12-31 | $253,412 |
| Interest earned on other investments | 2019-12-31 | $10,036,684 |
| Income. Interest from US Government securities | 2019-12-31 | $108,082,799 |
| Income. Interest from corporate debt instruments | 2019-12-31 | $0 |
| Value of interest in master investment trust accounts at end of year | 2019-12-31 | $0 |
| Value of interest in master investment trust accounts at beginning of year | 2019-12-31 | $0 |
| Value of interest in common/collective trusts at end of year | 2019-12-31 | $0 |
| Value of interest in common/collective trusts at beginning of year | 2019-12-31 | $0 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2019-12-31 | $8,242,300 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2019-12-31 | $0 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2019-12-31 | $0 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2019-12-31 | $68,976 |
| Assets. Value of investments in 103.12 investment entities at end of year | 2019-12-31 | $0 |
| Assets. Value of investments in 103.12 investment entities at beginning of year | 2019-12-31 | $0 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2019-12-31 | $0 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2019-12-31 | $0 |
| Asset value of US Government securities at end of year | 2019-12-31 | $3,053,376,925 |
| Asset value of US Government securities at beginning of year | 2019-12-31 | $3,565,747,953 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2019-12-31 | $0 |
| Net investment gain/loss from pooled separate accounts | 2019-12-31 | $3,636,672 |
| Net investment gain or loss from common/collective trusts | 2019-12-31 | $0 |
| Net gain/loss from 103.12 investment entities | 2019-12-31 | $0 |
| Income. Dividends from preferred stock | 2019-12-31 | $303,353 |
| Income. Dividends from common stock | 2019-12-31 | $6,973 |
| Asset. Corporate debt instrument preferred debt at end of year | 2019-12-31 | $0 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2019-12-31 | $0 |
| Asset. Corporate debt instrument debt (other) at end of year | 2019-12-31 | $15,060,552 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2019-12-31 | $195,573 |
| Contract administrator fees | 2019-12-31 | $0 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2019-12-31 | $304,457 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2019-12-31 | $4,494,512 |
| Aggregate proceeds on sale of assets | 2019-12-31 | $98,748,782 |
| Aggregate carrying amount (costs) on sale of assets | 2019-12-31 | $59,032,490 |
| 2018 : PRINCIPAL CORE PLUS BOND SEPARATE ACCOUNT 2018 401k financial data | ||
| Unrealized appreciation/depreciation of real estate assets | 2018-12-31 | $0 |
| Unrealized appreciation/depreciation of other (non real estate) assets | 2018-12-31 | $-132,394,922 |
| Total unrealized appreciation/depreciation of assets | 2018-12-31 | $-132,394,922 |
| Total transfer of assets to this plan | 2018-12-31 | $442,294,349 |
| Total transfer of assets from this plan | 2018-12-31 | $643,795,597 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2018-12-31 | $285,686,195 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2018-12-31 | $207,860,270 |
| Expenses. Interest paid | 2018-12-31 | $0 |
| Amount of participant contributions which was failed to transmit to the plan within the time period described in 29 CFR 251.3-102 | 2018-12-31 | $0 |
| Total income from all sources (including contributions) | 2018-12-31 | $-44,613,778 |
| Total loss/gain on sale of assets | 2018-12-31 | $-48,014,183 |
| Total of all expenses incurred | 2018-12-31 | $19,799,612 |
| Value of total assets at end of year | 2018-12-31 | $3,820,709,427 |
| Value of total assets at beginning of year | 2018-12-31 | $4,008,798,140 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2018-12-31 | $19,799,612 |
| Total income from rents | 2018-12-31 | $0 |
| Total interest from all sources | 2018-12-31 | $130,194,011 |
| Total dividends received (eg from common stock, registered investment company shares) | 2018-12-31 | $660,236 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2018-12-31 | $0 |
| Assets. Real estate other than employer real property at end of year | 2018-12-31 | $0 |
| Assets. Real estate other than employer real property at beginning of year | 2018-12-31 | $0 |
| Administrative expenses professional fees incurred | 2018-12-31 | $0 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2018-12-31 | $7,115,500 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2018-12-31 | $11,536,040 |
| Assets. Other investments not covered elsewhere at end of year | 2018-12-31 | $1,526,930 |
| Assets. Other investments not covered elsewhere at beginning of year | 2018-12-31 | $0 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2018-12-31 | $35,350,682 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2018-12-31 | $35,003,377 |
| Assets. Loans (other than to participants) at end of year | 2018-12-31 | $3,845,929 |
| Assets. Loans (other than to participants) at beginning of year | 2018-12-31 | $29,272,949 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2018-12-31 | $285,686,195 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2018-12-31 | $207,860,270 |
| Other income not declared elsewhere | 2018-12-31 | $2,037,699 |
| Administrative expenses (other) incurred | 2018-12-31 | $381,703 |
| Liabilities. Value of operating payables at end of year | 2018-12-31 | $0 |
| Liabilities. Value of operating payables at beginning of year | 2018-12-31 | $0 |
| Total non interest bearing cash at end of year | 2018-12-31 | $0 |
| Total non interest bearing cash at beginning of year | 2018-12-31 | $0 |
| Value of net income/loss | 2018-12-31 | $-64,413,390 |
| Value of net assets at end of year (total assets less liabilities) | 2018-12-31 | $3,535,023,232 |
| Value of net assets at beginning of year (total assets less liabilities) | 2018-12-31 | $3,800,937,870 |
| Assets. partnership/joint venture interests at end of year | 2018-12-31 | $0 |
| Assets. partnership/joint venture interests at beginning of year | 2018-12-31 | $0 |
| Investment advisory and management fees | 2018-12-31 | $19,417,909 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2018-12-31 | $0 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2018-12-31 | $0 |
| Value of interest in pooled separate accounts at end of year | 2018-12-31 | $202,432,348 |
| Value of interest in pooled separate accounts at beginning of year | 2018-12-31 | $183,457,907 |
| Income. Interest from loans (other than to participants) | 2018-12-31 | $513,667 |
| Interest earned on other investments | 2018-12-31 | $11,673,011 |
| Income. Interest from US Government securities | 2018-12-31 | $118,012,741 |
| Income. Interest from corporate debt instruments | 2018-12-31 | $0 |
| Value of interest in master investment trust accounts at end of year | 2018-12-31 | $0 |
| Value of interest in master investment trust accounts at beginning of year | 2018-12-31 | $0 |
| Value of interest in common/collective trusts at end of year | 2018-12-31 | $0 |
| Value of interest in common/collective trusts at beginning of year | 2018-12-31 | $0 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2018-12-31 | $0 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2018-12-31 | $9,769,486 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2018-12-31 | $9,769,486 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2018-12-31 | $-5,408 |
| Assets. Value of investments in 103.12 investment entities at end of year | 2018-12-31 | $0 |
| Assets. Value of investments in 103.12 investment entities at beginning of year | 2018-12-31 | $0 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2018-12-31 | $0 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2018-12-31 | $0 |
| Asset value of US Government securities at end of year | 2018-12-31 | $3,565,747,953 |
| Asset value of US Government securities at beginning of year | 2018-12-31 | $3,735,106,402 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2018-12-31 | $0 |
| Net investment gain/loss from pooled separate accounts | 2018-12-31 | $2,903,381 |
| Net investment gain or loss from common/collective trusts | 2018-12-31 | $0 |
| Net gain/loss from 103.12 investment entities | 2018-12-31 | $0 |
| Income. Dividends from preferred stock | 2018-12-31 | $436,175 |
| Income. Dividends from common stock | 2018-12-31 | $224,061 |
| Asset. Corporate debt instrument preferred debt at end of year | 2018-12-31 | $0 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2018-12-31 | $0 |
| Asset. Corporate debt instrument debt (other) at end of year | 2018-12-31 | $195,573 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2018-12-31 | $0 |
| Contract administrator fees | 2018-12-31 | $0 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2018-12-31 | $4,494,512 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2018-12-31 | $4,651,979 |
| Aggregate proceeds on sale of assets | 2018-12-31 | $37,846,197 |
| Aggregate carrying amount (costs) on sale of assets | 2018-12-31 | $85,860,380 |
| 2017 : PRINCIPAL CORE PLUS BOND SEPARATE ACCOUNT 2017 401k financial data | ||
| Unrealized appreciation/depreciation of real estate assets | 2017-12-31 | $0 |
| Unrealized appreciation/depreciation of other (non real estate) assets | 2017-12-31 | $45,080,624 |
| Total unrealized appreciation/depreciation of assets | 2017-12-31 | $45,080,624 |
| Total transfer of assets to this plan | 2017-12-31 | $466,981,695 |
| Total transfer of assets from this plan | 2017-12-31 | $655,531,517 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2017-12-31 | $207,860,270 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2017-12-31 | $349,225,175 |
| Expenses. Interest paid | 2017-12-31 | $0 |
| Amount of participant contributions which was failed to transmit to the plan within the time period described in 29 CFR 251.3-102 | 2017-12-31 | $0 |
| Total income from all sources (including contributions) | 2017-12-31 | $195,299,206 |
| Total loss/gain on sale of assets | 2017-12-31 | $20,389,186 |
| Total of all expenses incurred | 2017-12-31 | $22,511,546 |
| Value of total assets at end of year | 2017-12-31 | $4,008,798,140 |
| Value of total assets at beginning of year | 2017-12-31 | $4,165,925,207 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2017-12-31 | $22,511,546 |
| Total income from rents | 2017-12-31 | $0 |
| Total interest from all sources | 2017-12-31 | $128,121,857 |
| Total dividends received (eg from common stock, registered investment company shares) | 2017-12-31 | $1,023,934 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2017-12-31 | $0 |
| Assets. Real estate other than employer real property at end of year | 2017-12-31 | $0 |
| Assets. Real estate other than employer real property at beginning of year | 2017-12-31 | $0 |
| Administrative expenses professional fees incurred | 2017-12-31 | $0 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2017-12-31 | $11,536,040 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2017-12-31 | $19,258,220 |
| Assets. Other investments not covered elsewhere at end of year | 2017-12-31 | $0 |
| Assets. Other investments not covered elsewhere at beginning of year | 2017-12-31 | $0 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2017-12-31 | $35,003,377 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2017-12-31 | $99,712,612 |
| Assets. Loans (other than to participants) at end of year | 2017-12-31 | $29,272,949 |
| Assets. Loans (other than to participants) at beginning of year | 2017-12-31 | $44,316,834 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2017-12-31 | $207,860,270 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2017-12-31 | $349,225,175 |
| Other income not declared elsewhere | 2017-12-31 | $-1,188,932 |
| Administrative expenses (other) incurred | 2017-12-31 | $324,587 |
| Liabilities. Value of operating payables at end of year | 2017-12-31 | $0 |
| Liabilities. Value of operating payables at beginning of year | 2017-12-31 | $0 |
| Total non interest bearing cash at end of year | 2017-12-31 | $0 |
| Total non interest bearing cash at beginning of year | 2017-12-31 | $0 |
| Value of net income/loss | 2017-12-31 | $172,787,660 |
| Value of net assets at end of year (total assets less liabilities) | 2017-12-31 | $3,800,937,870 |
| Value of net assets at beginning of year (total assets less liabilities) | 2017-12-31 | $3,816,700,032 |
| Assets. partnership/joint venture interests at end of year | 2017-12-31 | $0 |
| Assets. partnership/joint venture interests at beginning of year | 2017-12-31 | $0 |
| Investment advisory and management fees | 2017-12-31 | $22,186,959 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2017-12-31 | $0 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2017-12-31 | $0 |
| Value of interest in pooled separate accounts at end of year | 2017-12-31 | $183,457,907 |
| Value of interest in pooled separate accounts at beginning of year | 2017-12-31 | $180,277,665 |
| Income. Interest from loans (other than to participants) | 2017-12-31 | $2,307,289 |
| Interest earned on other investments | 2017-12-31 | $12,159,719 |
| Income. Interest from US Government securities | 2017-12-31 | $113,666,180 |
| Income. Interest from corporate debt instruments | 2017-12-31 | $0 |
| Value of interest in master investment trust accounts at end of year | 2017-12-31 | $0 |
| Value of interest in master investment trust accounts at beginning of year | 2017-12-31 | $0 |
| Value of interest in common/collective trusts at end of year | 2017-12-31 | $0 |
| Value of interest in common/collective trusts at beginning of year | 2017-12-31 | $0 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2017-12-31 | $9,769,486 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2017-12-31 | $8,411,907 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2017-12-31 | $8,411,907 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2017-12-31 | $-11,331 |
| Assets. Value of investments in 103.12 investment entities at end of year | 2017-12-31 | $0 |
| Assets. Value of investments in 103.12 investment entities at beginning of year | 2017-12-31 | $0 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2017-12-31 | $0 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2017-12-31 | $0 |
| Asset value of US Government securities at end of year | 2017-12-31 | $3,735,106,402 |
| Asset value of US Government securities at beginning of year | 2017-12-31 | $3,810,559,091 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2017-12-31 | $0 |
| Net investment gain/loss from pooled separate accounts | 2017-12-31 | $1,872,537 |
| Net investment gain or loss from common/collective trusts | 2017-12-31 | $0 |
| Net gain/loss from 103.12 investment entities | 2017-12-31 | $0 |
| Income. Dividends from preferred stock | 2017-12-31 | $1,044,537 |
| Income. Dividends from common stock | 2017-12-31 | $-20,603 |
| Asset. Corporate debt instrument preferred debt at end of year | 2017-12-31 | $0 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2017-12-31 | $0 |
| Asset. Corporate debt instrument debt (other) at end of year | 2017-12-31 | $0 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2017-12-31 | $733,457 |
| Contract administrator fees | 2017-12-31 | $0 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2017-12-31 | $4,651,979 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2017-12-31 | $2,655,421 |
| Aggregate proceeds on sale of assets | 2017-12-31 | $62,271,159 |
| Aggregate carrying amount (costs) on sale of assets | 2017-12-31 | $41,881,973 |
| 2016 : PRINCIPAL CORE PLUS BOND SEPARATE ACCOUNT 2016 401k financial data | ||
| Unrealized appreciation/depreciation of real estate assets | 2016-12-31 | $0 |
| Unrealized appreciation/depreciation of other (non real estate) assets | 2016-12-31 | $69,092,721 |
| Total unrealized appreciation/depreciation of assets | 2016-12-31 | $69,092,721 |
| Total transfer of assets to this plan | 2016-12-31 | $415,213,423 |
| Total transfer of assets from this plan | 2016-12-31 | $678,758,558 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2016-12-31 | $349,225,175 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2016-12-31 | $411,925,058 |
| Expenses. Interest paid | 2016-12-31 | $0 |
| Amount of participant contributions which was failed to transmit to the plan within the time period described in 29 CFR 251.3-102 | 2016-12-31 | $0 |
| Total income from all sources (including contributions) | 2016-12-31 | $184,565,473 |
| Total loss/gain on sale of assets | 2016-12-31 | $-7,439,698 |
| Total of all expenses incurred | 2016-12-31 | $25,050,050 |
| Value of total assets at end of year | 2016-12-31 | $4,165,925,207 |
| Value of total assets at beginning of year | 2016-12-31 | $4,332,654,802 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2016-12-31 | $25,050,050 |
| Total income from rents | 2016-12-31 | $0 |
| Total interest from all sources | 2016-12-31 | $125,463,855 |
| Total dividends received (eg from common stock, registered investment company shares) | 2016-12-31 | $1,461,921 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2016-12-31 | $0 |
| Assets. Real estate other than employer real property at end of year | 2016-12-31 | $0 |
| Assets. Real estate other than employer real property at beginning of year | 2016-12-31 | $0 |
| Administrative expenses professional fees incurred | 2016-12-31 | $0 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2016-12-31 | $19,258,220 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2016-12-31 | $25,115,760 |
| Assets. Other investments not covered elsewhere at end of year | 2016-12-31 | $0 |
| Assets. Other investments not covered elsewhere at beginning of year | 2016-12-31 | $0 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2016-12-31 | $99,712,612 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2016-12-31 | $45,947,170 |
| Assets. Loans (other than to participants) at end of year | 2016-12-31 | $44,316,834 |
| Assets. Loans (other than to participants) at beginning of year | 2016-12-31 | $89,667,857 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2016-12-31 | $349,225,175 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2016-12-31 | $411,925,058 |
| Other income not declared elsewhere | 2016-12-31 | $-4,947,811 |
| Administrative expenses (other) incurred | 2016-12-31 | $325,097 |
| Liabilities. Value of operating payables at end of year | 2016-12-31 | $0 |
| Liabilities. Value of operating payables at beginning of year | 2016-12-31 | $0 |
| Total non interest bearing cash at end of year | 2016-12-31 | $0 |
| Total non interest bearing cash at beginning of year | 2016-12-31 | $0 |
| Value of net income/loss | 2016-12-31 | $159,515,423 |
| Value of net assets at end of year (total assets less liabilities) | 2016-12-31 | $3,816,700,032 |
| Value of net assets at beginning of year (total assets less liabilities) | 2016-12-31 | $3,920,729,744 |
| Assets. partnership/joint venture interests at end of year | 2016-12-31 | $0 |
| Assets. partnership/joint venture interests at beginning of year | 2016-12-31 | $0 |
| Investment advisory and management fees | 2016-12-31 | $24,724,953 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2016-12-31 | $0 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2016-12-31 | $0 |
| Value of interest in pooled separate accounts at end of year | 2016-12-31 | $180,277,665 |
| Value of interest in pooled separate accounts at beginning of year | 2016-12-31 | $191,150,438 |
| Income. Interest from loans (other than to participants) | 2016-12-31 | $4,257,735 |
| Interest earned on other investments | 2016-12-31 | $11,508,680 |
| Income. Interest from US Government securities | 2016-12-31 | $109,703,886 |
| Income. Interest from corporate debt instruments | 2016-12-31 | $0 |
| Value of interest in master investment trust accounts at end of year | 2016-12-31 | $0 |
| Value of interest in master investment trust accounts at beginning of year | 2016-12-31 | $0 |
| Value of interest in common/collective trusts at end of year | 2016-12-31 | $0 |
| Value of interest in common/collective trusts at beginning of year | 2016-12-31 | $0 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2016-12-31 | $8,411,907 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2016-12-31 | $4,706,502 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2016-12-31 | $4,706,502 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2016-12-31 | $-6,446 |
| Assets. Value of investments in 103.12 investment entities at end of year | 2016-12-31 | $0 |
| Assets. Value of investments in 103.12 investment entities at beginning of year | 2016-12-31 | $0 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2016-12-31 | $0 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2016-12-31 | $0 |
| Asset value of US Government securities at end of year | 2016-12-31 | $3,810,559,091 |
| Asset value of US Government securities at beginning of year | 2016-12-31 | $3,872,992,383 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2016-12-31 | $0 |
| Net investment gain/loss from pooled separate accounts | 2016-12-31 | $934,485 |
| Net investment gain or loss from common/collective trusts | 2016-12-31 | $0 |
| Net gain/loss from 103.12 investment entities | 2016-12-31 | $0 |
| Income. Dividends from preferred stock | 2016-12-31 | $1,479,851 |
| Income. Dividends from common stock | 2016-12-31 | $-17,930 |
| Asset. Corporate debt instrument preferred debt at end of year | 2016-12-31 | $0 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2016-12-31 | $0 |
| Asset. Corporate debt instrument debt (other) at end of year | 2016-12-31 | $733,457 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2016-12-31 | $102,996,040 |
| Contract administrator fees | 2016-12-31 | $0 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2016-12-31 | $2,655,421 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2016-12-31 | $78,652 |
| Aggregate proceeds on sale of assets | 2016-12-31 | $77,091,813 |
| Aggregate carrying amount (costs) on sale of assets | 2016-12-31 | $84,531,511 |
| 2015 : PRINCIPAL CORE PLUS BOND SEPARATE ACCOUNT 2015 401k financial data | ||
| Unrealized appreciation/depreciation of real estate assets | 2015-12-31 | $0 |
| Unrealized appreciation/depreciation of other (non real estate) assets | 2015-12-31 | $-124,952,459 |
| Total unrealized appreciation/depreciation of assets | 2015-12-31 | $-124,952,459 |
| Total transfer of assets to this plan | 2015-12-31 | $638,493,187 |
| Total transfer of assets from this plan | 2015-12-31 | $731,172,567 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2015-12-31 | $411,925,058 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2015-12-31 | $552,244,714 |
| Expenses. Interest paid | 2015-12-31 | $0 |
| Amount of participant contributions which was failed to transmit to the plan within the time period described in 29 CFR 251.3-102 | 2015-12-31 | $0 |
| Total income from all sources (including contributions) | 2015-12-31 | $7,810,943 |
| Total loss/gain on sale of assets | 2015-12-31 | $-6,659,719 |
| Total of all expenses incurred | 2015-12-31 | $27,674,968 |
| Value of total assets at end of year | 2015-12-31 | $4,332,654,802 |
| Value of total assets at beginning of year | 2015-12-31 | $4,585,517,863 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2015-12-31 | $27,674,968 |
| Total income from rents | 2015-12-31 | $0 |
| Total interest from all sources | 2015-12-31 | $139,002,558 |
| Total dividends received (eg from common stock, registered investment company shares) | 2015-12-31 | $1,675,859 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2015-12-31 | $0 |
| Assets. Real estate other than employer real property at end of year | 2015-12-31 | $0 |
| Assets. Real estate other than employer real property at beginning of year | 2015-12-31 | $0 |
| Administrative expenses professional fees incurred | 2015-12-31 | $0 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2015-12-31 | $25,115,760 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2015-12-31 | $28,993,672 |
| Assets. Other investments not covered elsewhere at end of year | 2015-12-31 | $0 |
| Assets. Other investments not covered elsewhere at beginning of year | 2015-12-31 | $1,301,829 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2015-12-31 | $45,947,170 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2015-12-31 | $56,508,343 |
| Assets. Loans (other than to participants) at end of year | 2015-12-31 | $89,667,857 |
| Assets. Loans (other than to participants) at beginning of year | 2015-12-31 | $105,867,995 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2015-12-31 | $411,925,058 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2015-12-31 | $552,244,714 |
| Other income not declared elsewhere | 2015-12-31 | $-1,580,177 |
| Administrative expenses (other) incurred | 2015-12-31 | $374,883 |
| Total non interest bearing cash at end of year | 2015-12-31 | $0 |
| Total non interest bearing cash at beginning of year | 2015-12-31 | $0 |
| Value of net income/loss | 2015-12-31 | $-19,864,025 |
| Value of net assets at end of year (total assets less liabilities) | 2015-12-31 | $3,920,729,744 |
| Value of net assets at beginning of year (total assets less liabilities) | 2015-12-31 | $4,033,273,149 |
| Assets. partnership/joint venture interests at end of year | 2015-12-31 | $0 |
| Assets. partnership/joint venture interests at beginning of year | 2015-12-31 | $0 |
| Investment advisory and management fees | 2015-12-31 | $27,300,085 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2015-12-31 | $0 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2015-12-31 | $0 |
| Value of interest in pooled separate accounts at end of year | 2015-12-31 | $191,150,438 |
| Value of interest in pooled separate accounts at beginning of year | 2015-12-31 | $182,612,346 |
| Income. Interest from loans (other than to participants) | 2015-12-31 | $5,777,420 |
| Interest earned on other investments | 2015-12-31 | $15,349,933 |
| Income. Interest from US Government securities | 2015-12-31 | $117,870,824 |
| Income. Interest from corporate debt instruments | 2015-12-31 | $0 |
| Value of interest in master investment trust accounts at end of year | 2015-12-31 | $0 |
| Value of interest in master investment trust accounts at beginning of year | 2015-12-31 | $0 |
| Value of interest in common/collective trusts at end of year | 2015-12-31 | $0 |
| Value of interest in common/collective trusts at beginning of year | 2015-12-31 | $0 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2015-12-31 | $4,706,502 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2015-12-31 | $9,040,151 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2015-12-31 | $9,040,151 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2015-12-31 | $4,381 |
| Assets. Value of investments in 103.12 investment entities at end of year | 2015-12-31 | $0 |
| Assets. Value of investments in 103.12 investment entities at beginning of year | 2015-12-31 | $0 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2015-12-31 | $0 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2015-12-31 | $0 |
| Asset value of US Government securities at end of year | 2015-12-31 | $3,872,992,383 |
| Asset value of US Government securities at beginning of year | 2015-12-31 | $4,127,874,009 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2015-12-31 | $0 |
| Net investment gain/loss from pooled separate accounts | 2015-12-31 | $324,881 |
| Net investment gain or loss from common/collective trusts | 2015-12-31 | $0 |
| Net gain/loss from 103.12 investment entities | 2015-12-31 | $0 |
| Income. Dividends from preferred stock | 2015-12-31 | $1,555,939 |
| Income. Dividends from common stock | 2015-12-31 | $119,920 |
| Asset. Corporate debt instrument preferred debt at end of year | 2015-12-31 | $0 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2015-12-31 | $0 |
| Asset. Corporate debt instrument debt (other) at end of year | 2015-12-31 | $102,996,040 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2015-12-31 | $73,319,359 |
| Contract administrator fees | 2015-12-31 | $0 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2015-12-31 | $78,652 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2015-12-31 | $159 |
| Aggregate proceeds on sale of assets | 2015-12-31 | $78,640,930 |
| Aggregate carrying amount (costs) on sale of assets | 2015-12-31 | $85,300,649 |
| 2014 : PRINCIPAL CORE PLUS BOND SEPARATE ACCOUNT 2014 401k financial data | ||
| Unrealized appreciation/depreciation of real estate assets | 2014-12-31 | $0 |
| Unrealized appreciation/depreciation of other (non real estate) assets | 2014-12-31 | $44,541,395 |
| Total unrealized appreciation/depreciation of assets | 2014-12-31 | $44,541,395 |
| Total transfer of assets to this plan | 2014-12-31 | $1,001,939,859 |
| Total transfer of assets from this plan | 2014-12-31 | $696,282,217 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2014-12-31 | $552,244,714 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2014-12-31 | $499,783,100 |
| Expenses. Interest paid | 2014-12-31 | $0 |
| Amount of participant contributions which was failed to transmit to the plan within the time period described in 29 CFR 251.3-102 | 2014-12-31 | $0 |
| Total income from all sources (including contributions) | 2014-12-31 | $203,397,940 |
| Total loss/gain on sale of assets | 2014-12-31 | $42,201,532 |
| Total of all expenses incurred | 2014-12-31 | $24,638,547 |
| Value of total assets at end of year | 2014-12-31 | $4,585,517,863 |
| Value of total assets at beginning of year | 2014-12-31 | $4,048,639,214 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2014-12-31 | $24,638,547 |
| Total income from rents | 2014-12-31 | $0 |
| Total interest from all sources | 2014-12-31 | $117,904,646 |
| Total dividends received (eg from common stock, registered investment company shares) | 2014-12-31 | $1,160,594 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2014-12-31 | $0 |
| Assets. Real estate other than employer real property at end of year | 2014-12-31 | $0 |
| Assets. Real estate other than employer real property at beginning of year | 2014-12-31 | $0 |
| Administrative expenses professional fees incurred | 2014-12-31 | $0 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2014-12-31 | $28,993,672 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2014-12-31 | $12,029,535 |
| Assets. Other investments not covered elsewhere at end of year | 2014-12-31 | $1,301,829 |
| Assets. Other investments not covered elsewhere at beginning of year | 2014-12-31 | $0 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2014-12-31 | $56,508,343 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2014-12-31 | $197,639,921 |
| Assets. Loans (other than to participants) at end of year | 2014-12-31 | $105,867,995 |
| Assets. Loans (other than to participants) at beginning of year | 2014-12-31 | $120,057,748 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2014-12-31 | $552,244,714 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2014-12-31 | $499,783,100 |
| Other income not declared elsewhere | 2014-12-31 | $-2,615,270 |
| Administrative expenses (other) incurred | 2014-12-31 | $344,984 |
| Total non interest bearing cash at end of year | 2014-12-31 | $0 |
| Total non interest bearing cash at beginning of year | 2014-12-31 | $0 |
| Value of net income/loss | 2014-12-31 | $178,759,393 |
| Value of net assets at end of year (total assets less liabilities) | 2014-12-31 | $4,033,273,149 |
| Value of net assets at beginning of year (total assets less liabilities) | 2014-12-31 | $3,548,856,114 |
| Assets. partnership/joint venture interests at end of year | 2014-12-31 | $0 |
| Assets. partnership/joint venture interests at beginning of year | 2014-12-31 | $0 |
| Investment advisory and management fees | 2014-12-31 | $24,293,563 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2014-12-31 | $0 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2014-12-31 | $0 |
| Value of interest in pooled separate accounts at end of year | 2014-12-31 | $182,612,346 |
| Value of interest in pooled separate accounts at beginning of year | 2014-12-31 | $121,590,331 |
| Income. Interest from loans (other than to participants) | 2014-12-31 | $6,344,890 |
| Interest earned on other investments | 2014-12-31 | $17,559,481 |
| Income. Interest from US Government securities | 2014-12-31 | $93,996,100 |
| Income. Interest from corporate debt instruments | 2014-12-31 | $0 |
| Value of interest in master investment trust accounts at end of year | 2014-12-31 | $0 |
| Value of interest in master investment trust accounts at beginning of year | 2014-12-31 | $0 |
| Value of interest in common/collective trusts at end of year | 2014-12-31 | $0 |
| Value of interest in common/collective trusts at beginning of year | 2014-12-31 | $0 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2014-12-31 | $9,040,151 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2014-12-31 | $0 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2014-12-31 | $0 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2014-12-31 | $4,175 |
| Assets. Value of investments in 103.12 investment entities at end of year | 2014-12-31 | $0 |
| Assets. Value of investments in 103.12 investment entities at beginning of year | 2014-12-31 | $0 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2014-12-31 | $0 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2014-12-31 | $0 |
| Asset value of US Government securities at end of year | 2014-12-31 | $4,127,874,009 |
| Asset value of US Government securities at beginning of year | 2014-12-31 | $3,597,035,692 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2014-12-31 | $0 |
| Net investment gain/loss from pooled separate accounts | 2014-12-31 | $205,043 |
| Net investment gain or loss from common/collective trusts | 2014-12-31 | $0 |
| Net gain/loss from 103.12 investment entities | 2014-12-31 | $0 |
| Income. Dividends from preferred stock | 2014-12-31 | $1,136,483 |
| Income. Dividends from common stock | 2014-12-31 | $24,111 |
| Asset. Corporate debt instrument preferred debt at end of year | 2014-12-31 | $0 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2014-12-31 | $0 |
| Asset. Corporate debt instrument debt (other) at end of year | 2014-12-31 | $73,319,359 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2014-12-31 | $282,164 |
| Contract administrator fees | 2014-12-31 | $0 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2014-12-31 | $159 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2014-12-31 | $3,823 |
| Aggregate proceeds on sale of assets | 2014-12-31 | $90,820,229 |
| Aggregate carrying amount (costs) on sale of assets | 2014-12-31 | $48,618,697 |
| 2013 : PRINCIPAL CORE PLUS BOND SEPARATE ACCOUNT 2013 401k financial data | ||
| Unrealized appreciation/depreciation of real estate assets | 2013-12-31 | $0 |
| Unrealized appreciation/depreciation of other (non real estate) assets | 2013-12-31 | $-145,406,335 |
| Total unrealized appreciation/depreciation of assets | 2013-12-31 | $-145,406,335 |
| Total transfer of assets to this plan | 2013-12-31 | $110,756,290 |
| Total transfer of assets from this plan | 2013-12-31 | $731,324,268 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2013-12-31 | $499,783,100 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2013-12-31 | $433,180,121 |
| Expenses. Interest paid | 2013-12-31 | $0 |
| Amount of participant contributions which was failed to transmit to the plan within the time period described in 29 CFR 251.3-102 | 2013-12-31 | $0 |
| Total income from all sources (including contributions) | 2013-12-31 | $-14,254,256 |
| Total loss/gain on sale of assets | 2013-12-31 | $1,833,912 |
| Total of all expenses incurred | 2013-12-31 | $26,747,235 |
| Value of total assets at end of year | 2013-12-31 | $4,048,639,214 |
| Value of total assets at beginning of year | 2013-12-31 | $4,643,605,704 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2013-12-31 | $26,747,235 |
| Total income from rents | 2013-12-31 | $0 |
| Total interest from all sources | 2013-12-31 | $130,386,285 |
| Total dividends received (eg from common stock, registered investment company shares) | 2013-12-31 | $356,161 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2013-12-31 | $0 |
| Assets. Real estate other than employer real property at end of year | 2013-12-31 | $0 |
| Assets. Real estate other than employer real property at beginning of year | 2013-12-31 | $0 |
| Administrative expenses professional fees incurred | 2013-12-31 | $0 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2013-12-31 | $12,029,535 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2013-12-31 | $0 |
| Assets. Other investments not covered elsewhere at end of year | 2013-12-31 | $0 |
| Assets. Other investments not covered elsewhere at beginning of year | 2013-12-31 | $-485,098 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2013-12-31 | $197,639,921 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2013-12-31 | $33,125,728 |
| Assets. Loans (other than to participants) at end of year | 2013-12-31 | $120,057,748 |
| Assets. Loans (other than to participants) at beginning of year | 2013-12-31 | $150,998,862 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2013-12-31 | $499,783,100 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2013-12-31 | $433,180,121 |
| Other income not declared elsewhere | 2013-12-31 | $-1,632,704 |
| Administrative expenses (other) incurred | 2013-12-31 | $266,488 |
| Total non interest bearing cash at end of year | 2013-12-31 | $0 |
| Total non interest bearing cash at beginning of year | 2013-12-31 | $0 |
| Value of net income/loss | 2013-12-31 | $-41,001,491 |
| Value of net assets at end of year (total assets less liabilities) | 2013-12-31 | $3,548,856,114 |
| Value of net assets at beginning of year (total assets less liabilities) | 2013-12-31 | $4,210,425,583 |
| Assets. partnership/joint venture interests at end of year | 2013-12-31 | $0 |
| Assets. partnership/joint venture interests at beginning of year | 2013-12-31 | $0 |
| Investment advisory and management fees | 2013-12-31 | $26,480,747 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2013-12-31 | $0 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2013-12-31 | $0 |
| Value of interest in pooled separate accounts at end of year | 2013-12-31 | $121,590,331 |
| Value of interest in pooled separate accounts at beginning of year | 2013-12-31 | $86,465,008 |
| Income. Interest from loans (other than to participants) | 2013-12-31 | $8,443,373 |
| Interest earned on other investments | 2013-12-31 | $10,736,470 |
| Income. Interest from US Government securities | 2013-12-31 | $111,205,017 |
| Income. Interest from corporate debt instruments | 2013-12-31 | $0 |
| Value of interest in master investment trust accounts at end of year | 2013-12-31 | $0 |
| Value of interest in master investment trust accounts at beginning of year | 2013-12-31 | $0 |
| Value of interest in common/collective trusts at end of year | 2013-12-31 | $0 |
| Value of interest in common/collective trusts at beginning of year | 2013-12-31 | $0 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2013-12-31 | $0 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2013-12-31 | $16,853,569 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2013-12-31 | $16,853,569 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2013-12-31 | $1,425 |
| Assets. Value of investments in 103.12 investment entities at end of year | 2013-12-31 | $0 |
| Assets. Value of investments in 103.12 investment entities at beginning of year | 2013-12-31 | $0 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2013-12-31 | $0 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2013-12-31 | $0 |
| Asset value of US Government securities at end of year | 2013-12-31 | $3,597,035,692 |
| Asset value of US Government securities at beginning of year | 2013-12-31 | $4,356,640,148 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2013-12-31 | $0 |
| Net investment gain/loss from pooled separate accounts | 2013-12-31 | $208,425 |
| Net investment gain or loss from common/collective trusts | 2013-12-31 | $0 |
| Net gain/loss from 103.12 investment entities | 2013-12-31 | $0 |
| Income. Dividends from preferred stock | 2013-12-31 | $356,161 |
| Income. Dividends from common stock | 2013-12-31 | $0 |
| Asset. Corporate debt instrument preferred debt at end of year | 2013-12-31 | $0 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2013-12-31 | $0 |
| Asset. Corporate debt instrument debt (other) at end of year | 2013-12-31 | $282,164 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2013-12-31 | $0 |
| Contract administrator fees | 2013-12-31 | $0 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2013-12-31 | $3,823 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2013-12-31 | $7,487 |
| Aggregate proceeds on sale of assets | 2013-12-31 | $100,949,547 |
| Aggregate carrying amount (costs) on sale of assets | 2013-12-31 | $99,115,635 |
| 2012 : PRINCIPAL CORE PLUS BOND SEPARATE ACCOUNT 2012 401k financial data | ||
| Unrealized appreciation/depreciation of real estate assets | 2012-12-31 | $0 |
| Unrealized appreciation/depreciation of other (non real estate) assets | 2012-12-31 | $77,248,024 |
| Total unrealized appreciation/depreciation of assets | 2012-12-31 | $77,248,024 |
| Total transfer of assets to this plan | 2012-12-31 | $297,518,868 |
| Total transfer of assets from this plan | 2012-12-31 | $803,544,774 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2012-12-31 | $433,180,121 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2012-12-31 | $398,240,578 |
| Expenses. Interest paid | 2012-12-31 | $0 |
| Amount of participant contributions which was failed to transmit to the plan within the time period described in 29 CFR 251.3-102 | 2012-12-31 | $0 |
| Total income from all sources (including contributions) | 2012-12-31 | $339,563,317 |
| Total loss/gain on sale of assets | 2012-12-31 | $120,931,354 |
| Total of all expenses incurred | 2012-12-31 | $30,104,963 |
| Value of total assets at end of year | 2012-12-31 | $4,643,605,704 |
| Value of total assets at beginning of year | 2012-12-31 | $4,805,233,713 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2012-12-31 | $30,104,963 |
| Total income from rents | 2012-12-31 | $0 |
| Total interest from all sources | 2012-12-31 | $149,575,278 |
| Total dividends received (eg from common stock, registered investment company shares) | 2012-12-31 | $63,750 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2012-12-31 | $0 |
| Assets. Real estate other than employer real property at end of year | 2012-12-31 | $0 |
| Assets. Real estate other than employer real property at beginning of year | 2012-12-31 | $0 |
| Administrative expenses professional fees incurred | 2012-12-31 | $0 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2012-12-31 | $0 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2012-12-31 | $1,103,400 |
| Assets. Other investments not covered elsewhere at end of year | 2012-12-31 | $-485,098 |
| Assets. Other investments not covered elsewhere at beginning of year | 2012-12-31 | $-349,594 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2012-12-31 | $33,125,728 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2012-12-31 | $36,463,019 |
| Assets. Loans (other than to participants) at end of year | 2012-12-31 | $150,998,862 |
| Assets. Loans (other than to participants) at beginning of year | 2012-12-31 | $183,638,767 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2012-12-31 | $433,180,121 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2012-12-31 | $398,240,578 |
| Other income not declared elsewhere | 2012-12-31 | $-8,587,798 |
| Administrative expenses (other) incurred | 2012-12-31 | $289,163 |
| Total non interest bearing cash at end of year | 2012-12-31 | $0 |
| Total non interest bearing cash at beginning of year | 2012-12-31 | $0 |
| Value of net income/loss | 2012-12-31 | $309,458,354 |
| Value of net assets at end of year (total assets less liabilities) | 2012-12-31 | $4,210,425,583 |
| Value of net assets at beginning of year (total assets less liabilities) | 2012-12-31 | $4,406,993,135 |
| Assets. partnership/joint venture interests at end of year | 2012-12-31 | $0 |
| Assets. partnership/joint venture interests at beginning of year | 2012-12-31 | $0 |
| Investment advisory and management fees | 2012-12-31 | $29,815,800 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2012-12-31 | $0 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2012-12-31 | $0 |
| Value of interest in pooled separate accounts at end of year | 2012-12-31 | $86,465,008 |
| Value of interest in pooled separate accounts at beginning of year | 2012-12-31 | $195,466,651 |
| Income. Interest from loans (other than to participants) | 2012-12-31 | $10,301,828 |
| Interest earned on other investments | 2012-12-31 | $11,250,160 |
| Income. Interest from US Government securities | 2012-12-31 | $128,021,244 |
| Income. Interest from corporate debt instruments | 2012-12-31 | $0 |
| Value of interest in master investment trust accounts at end of year | 2012-12-31 | $0 |
| Value of interest in master investment trust accounts at beginning of year | 2012-12-31 | $0 |
| Value of interest in common/collective trusts at end of year | 2012-12-31 | $0 |
| Value of interest in common/collective trusts at beginning of year | 2012-12-31 | $0 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2012-12-31 | $16,853,569 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2012-12-31 | $17,615,490 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2012-12-31 | $17,615,490 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2012-12-31 | $2,046 |
| Assets. Value of investments in 103.12 investment entities at end of year | 2012-12-31 | $0 |
| Assets. Value of investments in 103.12 investment entities at beginning of year | 2012-12-31 | $0 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2012-12-31 | $0 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2012-12-31 | $0 |
| Asset value of US Government securities at end of year | 2012-12-31 | $4,356,640,148 |
| Asset value of US Government securities at beginning of year | 2012-12-31 | $4,366,589,006 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2012-12-31 | $0 |
| Net investment gain/loss from pooled separate accounts | 2012-12-31 | $332,709 |
| Net investment gain or loss from common/collective trusts | 2012-12-31 | $0 |
| Net gain/loss from 103.12 investment entities | 2012-12-31 | $0 |
| Income. Dividends from preferred stock | 2012-12-31 | $63,750 |
| Income. Dividends from common stock | 2012-12-31 | $0 |
| Asset. Corporate debt instrument preferred debt at end of year | 2012-12-31 | $0 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2012-12-31 | $0 |
| Asset. Corporate debt instrument debt (other) at end of year | 2012-12-31 | $0 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2012-12-31 | $0 |
| Contract administrator fees | 2012-12-31 | $0 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2012-12-31 | $7,487 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2012-12-31 | $4,706,974 |
| Aggregate proceeds on sale of assets | 2012-12-31 | $169,722,663 |
| Aggregate carrying amount (costs) on sale of assets | 2012-12-31 | $48,791,309 |
| 2011 : PRINCIPAL CORE PLUS BOND SEPARATE ACCOUNT 2011 401k financial data | ||
| Unrealized appreciation/depreciation of real estate assets | 2011-12-31 | $0 |
| Unrealized appreciation/depreciation of other (non real estate) assets | 2011-12-31 | $113,979,668 |
| Total unrealized appreciation/depreciation of assets | 2011-12-31 | $113,979,668 |
| Total transfer of assets to this plan | 2011-12-31 | $625,330,077 |
| Total transfer of assets from this plan | 2011-12-31 | $878,884,954 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2011-12-31 | $398,240,578 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2011-12-31 | $440,996,931 |
| Expenses. Interest paid | 2011-12-31 | $0 |
| Amount of participant contributions which was failed to transmit to the plan within the time period described in 29 CFR 251.3-102 | 2011-12-31 | $0 |
| Total income from all sources (including contributions) | 2011-12-31 | $313,588,314 |
| Total loss/gain on sale of assets | 2011-12-31 | $19,197,272 |
| Total of all expenses incurred | 2011-12-31 | $30,818,677 |
| Value of total assets at end of year | 2011-12-31 | $4,805,233,713 |
| Value of total assets at beginning of year | 2011-12-31 | $4,818,775,306 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2011-12-31 | $30,818,677 |
| Total income from rents | 2011-12-31 | $0 |
| Total interest from all sources | 2011-12-31 | $188,789,798 |
| Total dividends received (eg from common stock, registered investment company shares) | 2011-12-31 | $97,700 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2011-12-31 | $0 |
| Assets. Real estate other than employer real property at end of year | 2011-12-31 | $0 |
| Assets. Real estate other than employer real property at beginning of year | 2011-12-31 | $0 |
| Administrative expenses professional fees incurred | 2011-12-31 | $0 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2011-12-31 | $1,103,400 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2011-12-31 | $790,088 |
| Assets. Other investments not covered elsewhere at end of year | 2011-12-31 | $-349,594 |
| Assets. Other investments not covered elsewhere at beginning of year | 2011-12-31 | $-4,967,536 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2011-12-31 | $36,463,019 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2011-12-31 | $0 |
| Assets. Loans (other than to participants) at end of year | 2011-12-31 | $183,638,767 |
| Assets. Loans (other than to participants) at beginning of year | 2011-12-31 | $196,549,481 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2011-12-31 | $398,240,578 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2011-12-31 | $440,996,931 |
| Other income not declared elsewhere | 2011-12-31 | $-8,757,776 |
| Administrative expenses (other) incurred | 2011-12-31 | $254,658 |
| Total non interest bearing cash at end of year | 2011-12-31 | $0 |
| Total non interest bearing cash at beginning of year | 2011-12-31 | $0 |
| Value of net income/loss | 2011-12-31 | $282,769,637 |
| Value of net assets at end of year (total assets less liabilities) | 2011-12-31 | $4,406,993,135 |
| Value of net assets at beginning of year (total assets less liabilities) | 2011-12-31 | $4,377,778,375 |
| Assets. partnership/joint venture interests at end of year | 2011-12-31 | $0 |
| Assets. partnership/joint venture interests at beginning of year | 2011-12-31 | $0 |
| Investment advisory and management fees | 2011-12-31 | $30,564,019 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2011-12-31 | $0 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2011-12-31 | $13,455,501 |
| Value of interest in pooled separate accounts at end of year | 2011-12-31 | $195,466,651 |
| Value of interest in pooled separate accounts at beginning of year | 2011-12-31 | $93,257,521 |
| Income. Interest from loans (other than to participants) | 2011-12-31 | $11,401,155 |
| Interest earned on other investments | 2011-12-31 | $18,010,826 |
| Income. Interest from US Government securities | 2011-12-31 | $159,376,144 |
| Income. Interest from corporate debt instruments | 2011-12-31 | $0 |
| Value of interest in master investment trust accounts at end of year | 2011-12-31 | $0 |
| Value of interest in master investment trust accounts at beginning of year | 2011-12-31 | $0 |
| Value of interest in common/collective trusts at end of year | 2011-12-31 | $0 |
| Value of interest in common/collective trusts at beginning of year | 2011-12-31 | $0 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2011-12-31 | $17,615,490 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2011-12-31 | $6,403,125 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2011-12-31 | $6,403,125 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2011-12-31 | $1,673 |
| Assets. Value of investments in 103.12 investment entities at end of year | 2011-12-31 | $0 |
| Assets. Value of investments in 103.12 investment entities at beginning of year | 2011-12-31 | $0 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2011-12-31 | $0 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2011-12-31 | $0 |
| Asset value of US Government securities at end of year | 2011-12-31 | $4,366,589,006 |
| Asset value of US Government securities at beginning of year | 2011-12-31 | $342,226,284 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2011-12-31 | $0 |
| Net investment gain/loss from pooled separate accounts | 2011-12-31 | $281,652 |
| Net investment gain or loss from common/collective trusts | 2011-12-31 | $0 |
| Net gain/loss from 103.12 investment entities | 2011-12-31 | $0 |
| Income. Dividends from preferred stock | 2011-12-31 | $97,700 |
| Income. Dividends from common stock | 2011-12-31 | $0 |
| Asset. Corporate debt instrument preferred debt at end of year | 2011-12-31 | $0 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2011-12-31 | $1,640,550,628 |
| Asset. Corporate debt instrument debt (other) at end of year | 2011-12-31 | $0 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2011-12-31 | $2,530,348,987 |
| Contract administrator fees | 2011-12-31 | $0 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2011-12-31 | $4,706,974 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2011-12-31 | $161,227 |
| Aggregate proceeds on sale of assets | 2011-12-31 | $159,413,449 |
| Aggregate carrying amount (costs) on sale of assets | 2011-12-31 | $140,216,177 |
| 2010 : PRINCIPAL CORE PLUS BOND SEPARATE ACCOUNT 2010 401k financial data | ||
| Unrealized appreciation/depreciation of real estate assets | 2010-12-31 | $1,618,105 |
| Unrealized appreciation/depreciation of other (non real estate) assets | 2010-12-31 | $172,810,102 |
| Total unrealized appreciation/depreciation of assets | 2010-12-31 | $174,428,207 |
| Total transfer of assets to this plan | 2010-12-31 | $708,535,923 |
| Total transfer of assets from this plan | 2010-12-31 | $994,300,515 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2010-12-31 | $440,996,931 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2010-12-31 | $763,945,431 |
| Expenses. Interest paid | 2010-12-31 | $0 |
| Amount of participant contributions which was failed to transmit to the plan within the time period described in 29 CFR 251.3-102 | 2010-12-31 | $0 |
| Total income from all sources (including contributions) | 2010-12-31 | $509,758,370 |
| Total loss/gain on sale of assets | 2010-12-31 | $130,213,465 |
| Total of all expenses incurred | 2010-12-31 | $31,603,372 |
| Value of total assets at end of year | 2010-12-31 | $4,818,775,306 |
| Value of total assets at beginning of year | 2010-12-31 | $4,949,333,400 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2010-12-31 | $31,603,372 |
| Total income from rents | 2010-12-31 | $24,955 |
| Total interest from all sources | 2010-12-31 | $216,033,614 |
| Total dividends received (eg from common stock, registered investment company shares) | 2010-12-31 | $67,188 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2010-12-31 | $0 |
| Assets. Real estate other than employer real property at end of year | 2010-12-31 | $0 |
| Assets. Real estate other than employer real property at beginning of year | 2010-12-31 | $3,231,057 |
| Administrative expenses professional fees incurred | 2010-12-31 | $0 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2010-12-31 | $790,088 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2010-12-31 | $371,580 |
| Assets. Other investments not covered elsewhere at end of year | 2010-12-31 | $-4,967,536 |
| Assets. Other investments not covered elsewhere at beginning of year | 2010-12-31 | $0 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2010-12-31 | $0 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2010-12-31 | $0 |
| Assets. Loans (other than to participants) at end of year | 2010-12-31 | $196,549,481 |
| Assets. Loans (other than to participants) at beginning of year | 2010-12-31 | $212,623,683 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2010-12-31 | $440,996,931 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2010-12-31 | $763,945,431 |
| Other income not declared elsewhere | 2010-12-31 | $-10,047,586 |
| Administrative expenses (other) incurred | 2010-12-31 | $240,689 |
| Total non interest bearing cash at end of year | 2010-12-31 | $0 |
| Total non interest bearing cash at beginning of year | 2010-12-31 | $0 |
| Value of net income/loss | 2010-12-31 | $478,154,998 |
| Value of net assets at end of year (total assets less liabilities) | 2010-12-31 | $4,377,778,375 |
| Value of net assets at beginning of year (total assets less liabilities) | 2010-12-31 | $4,185,387,969 |
| Assets. partnership/joint venture interests at end of year | 2010-12-31 | $0 |
| Assets. partnership/joint venture interests at beginning of year | 2010-12-31 | $0 |
| Investment advisory and management fees | 2010-12-31 | $31,362,683 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2010-12-31 | $13,455,501 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2010-12-31 | $26,978,711 |
| Value of interest in pooled separate accounts at end of year | 2010-12-31 | $93,257,521 |
| Value of interest in pooled separate accounts at beginning of year | 2010-12-31 | $194,730,986 |
| Income. Interest from loans (other than to participants) | 2010-12-31 | $12,441,426 |
| Interest earned on other investments | 2010-12-31 | $13,028,666 |
| Income. Interest from US Government securities | 2010-12-31 | $190,558,056 |
| Income. Interest from corporate debt instruments | 2010-12-31 | $0 |
| Value of interest in master investment trust accounts at end of year | 2010-12-31 | $0 |
| Value of interest in master investment trust accounts at beginning of year | 2010-12-31 | $0 |
| Value of interest in common/collective trusts at end of year | 2010-12-31 | $0 |
| Value of interest in common/collective trusts at beginning of year | 2010-12-31 | $0 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2010-12-31 | $6,403,125 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2010-12-31 | $7,459,194 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2010-12-31 | $7,459,194 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2010-12-31 | $5,466 |
| Assets. Value of investments in 103.12 investment entities at end of year | 2010-12-31 | $0 |
| Assets. Value of investments in 103.12 investment entities at beginning of year | 2010-12-31 | $0 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2010-12-31 | $0 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2010-12-31 | $0 |
| Asset value of US Government securities at end of year | 2010-12-31 | $342,226,284 |
| Asset value of US Government securities at beginning of year | 2010-12-31 | $12,435,646 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2010-12-31 | $-1,641,105 |
| Net investment gain/loss from pooled separate accounts | 2010-12-31 | $679,632 |
| Net investment gain or loss from common/collective trusts | 2010-12-31 | $0 |
| Net gain/loss from 103.12 investment entities | 2010-12-31 | $0 |
| Income. Dividends from preferred stock | 2010-12-31 | $67,188 |
| Income. Dividends from common stock | 2010-12-31 | $0 |
| Asset. Corporate debt instrument preferred debt at end of year | 2010-12-31 | $1,640,550,628 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2010-12-31 | $2,340,242,029 |
| Asset. Corporate debt instrument debt (other) at end of year | 2010-12-31 | $2,530,348,987 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2010-12-31 | $2,151,108,383 |
| Contract administrator fees | 2010-12-31 | $0 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2010-12-31 | $161,227 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2010-12-31 | $152,131 |
| Aggregate proceeds on sale of assets | 2010-12-31 | $16,679,072,745 |
| Aggregate carrying amount (costs) on sale of assets | 2010-12-31 | $16,546,058,461 |
| 2022: PRINCIPAL CORE PLUS BOND SEPARATE ACCOUNT 2022 form 5500 responses | ||
|---|---|---|
| 2022-01-01 | Type of plan entity | DFE (Diect Filing Entity) |
| 2021: PRINCIPAL CORE PLUS BOND SEPARATE ACCOUNT 2021 form 5500 responses | ||
| 2021-01-01 | Type of plan entity | DFE (Diect Filing Entity) |
| 2020: PRINCIPAL CORE PLUS BOND SEPARATE ACCOUNT 2020 form 5500 responses | ||
| 2020-01-01 | Type of plan entity | DFE (Diect Filing Entity) |
| 2019: PRINCIPAL CORE PLUS BOND SEPARATE ACCOUNT 2019 form 5500 responses | ||
| 2019-01-01 | Type of plan entity | DFE (Diect Filing Entity) |
| 2018: PRINCIPAL CORE PLUS BOND SEPARATE ACCOUNT 2018 form 5500 responses | ||
| 2018-01-01 | Type of plan entity | DFE (Diect Filing Entity) |
| 2017: PRINCIPAL CORE PLUS BOND SEPARATE ACCOUNT 2017 form 5500 responses | ||
| 2017-01-01 | Type of plan entity | DFE (Diect Filing Entity) |
| 2016: PRINCIPAL CORE PLUS BOND SEPARATE ACCOUNT 2016 form 5500 responses | ||
| 2016-01-01 | Type of plan entity | DFE (Diect Filing Entity) |
| 2015: PRINCIPAL CORE PLUS BOND SEPARATE ACCOUNT 2015 form 5500 responses | ||
| 2015-01-01 | Type of plan entity | DFE (Diect Filing Entity) |
| 2014: PRINCIPAL CORE PLUS BOND SEPARATE ACCOUNT 2014 form 5500 responses | ||
| 2014-01-01 | Type of plan entity | DFE (Diect Filing Entity) |
| 2013: PRINCIPAL CORE PLUS BOND SEPARATE ACCOUNT 2013 form 5500 responses | ||
| 2013-01-01 | Type of plan entity | DFE (Diect Filing Entity) |
| 2013-01-01 | Submission has been amended | Yes |
| 2013-01-01 | This submission is the final filing | No |
| 2013-01-01 | This return/report is a short plan year return/report (less than 12 months) | No |
| 2013-01-01 | Plan is a collectively bargained plan | No |
| 2012: PRINCIPAL CORE PLUS BOND SEPARATE ACCOUNT 2012 form 5500 responses | ||
| 2012-01-01 | Type of plan entity | DFE (Diect Filing Entity) |
| 2011: PRINCIPAL CORE PLUS BOND SEPARATE ACCOUNT 2011 form 5500 responses | ||
| 2011-01-01 | Type of plan entity | DFE (Diect Filing Entity) |
| 2009: PRINCIPAL CORE PLUS BOND SEPARATE ACCOUNT 2009 form 5500 responses | ||
| 2009-01-01 | Type of plan entity | DFE (Diect Filing Entity) |
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