AVANGRID MANAGEMENT COMPANY LLC has sponsored the creation of one or more 401k plans.
Submission information for form 5500 for 401k plan IBERDROLA USA MANAGEMENT CORPORATION MASTER TRUST
| Measure | Date | Value |
|---|
| 2022 : IBERDROLA USA MANAGEMENT CORPORATION MASTER TRUST 2022 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2022-12-31 | $-215,812,711 |
| Total unrealized appreciation/depreciation of assets | 2022-12-31 | $-215,812,711 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2022-12-31 | $54,416,184 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2022-12-31 | $33,173,871 |
| Total income from all sources (including contributions) | 2022-12-31 | $-565,578,983 |
| Total loss/gain on sale of assets | 2022-12-31 | $-154,695,757 |
| Total of all expenses incurred | 2022-12-31 | $361,401,421 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2022-12-31 | $341,666,419 |
| Value of total assets at end of year | 2022-12-31 | $2,221,853,368 |
| Value of total assets at beginning of year | 2022-12-31 | $3,127,591,459 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2022-12-31 | $19,735,002 |
| Total interest from all sources | 2022-12-31 | $43,267,674 |
| Total dividends received (eg from common stock, registered investment company shares) | 2022-12-31 | $10,132,461 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2022-12-31 | $9,532,139 |
| Administrative expenses professional fees incurred | 2022-12-31 | $504,322 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2022-12-31 | $842,015 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2022-12-31 | $969,847 |
| Were there any nonexempt tranactions with any party-in-interest | 2022-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2022-12-31 | $80,005,498 |
| Assets. Other investments not covered elsewhere at beginning of year | 2022-12-31 | $96,477,619 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2022-12-31 | $26,715,882 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2022-12-31 | $27,710,166 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2022-12-31 | $54,416,184 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2022-12-31 | $33,173,871 |
| Administrative expenses (other) incurred | 2022-12-31 | $15,222,285 |
| Total non interest bearing cash at end of year | 2022-12-31 | $-874,250 |
| Total non interest bearing cash at beginning of year | 2022-12-31 | $1,020,490 |
| Value of net income/loss | 2022-12-31 | $-926,980,404 |
| Value of net assets at end of year (total assets less liabilities) | 2022-12-31 | $2,167,437,184 |
| Value of net assets at beginning of year (total assets less liabilities) | 2022-12-31 | $3,094,417,588 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2022-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2022-12-31 | No |
| Assets. partnership/joint venture interests at end of year | 2022-12-31 | $136,405,928 |
| Assets. partnership/joint venture interests at beginning of year | 2022-12-31 | $167,412,852 |
| Investment advisory and management fees | 2022-12-31 | $4,008,395 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2022-12-31 | $108,123,210 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2022-12-31 | $326,549,290 |
| Interest earned on other investments | 2022-12-31 | $4,622,937 |
| Income. Interest from US Government securities | 2022-12-31 | $5,164,673 |
| Income. Interest from corporate debt instruments | 2022-12-31 | $33,057,945 |
| Value of interest in common/collective trusts at end of year | 2022-12-31 | $859,688,298 |
| Value of interest in common/collective trusts at beginning of year | 2022-12-31 | $1,259,304,576 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2022-12-31 | $78,227 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2022-12-31 | $20,175,104 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2022-12-31 | $20,175,104 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2022-12-31 | $422,119 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2022-12-31 | $29,277,316 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2022-12-31 | $33,027,983 |
| Asset value of US Government securities at end of year | 2022-12-31 | $248,065,638 |
| Asset value of US Government securities at beginning of year | 2022-12-31 | $265,651,237 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2022-12-31 | $12,899,944 |
| Net investment gain/loss from pooled separate accounts | 2022-12-31 | $-430,264 |
| Net investment gain or loss from common/collective trusts | 2022-12-31 | $-190,046,571 |
| Net gain/loss from 103.12 investment entities | 2022-12-31 | $-70,893,759 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2022-12-31 | Yes |
| Income. Dividends from preferred stock | 2022-12-31 | $52,720 |
| Income. Dividends from common stock | 2022-12-31 | $547,602 |
| Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers | 2022-12-31 | $341,666,419 |
| Asset. Corporate debt instrument preferred debt at end of year | 2022-12-31 | $40,892,650 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2022-12-31 | $48,253,805 |
| Asset. Corporate debt instrument debt (other) at end of year | 2022-12-31 | $635,622,102 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2022-12-31 | $742,644,725 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2022-12-31 | $57,010,854 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2022-12-31 | $138,393,765 |
| Did the plan have assets held for investment | 2022-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2022-12-31 | $2,845,925,122 |
| Aggregate carrying amount (costs) on sale of assets | 2022-12-31 | $3,000,620,879 |
| 2021 : IBERDROLA USA MANAGEMENT CORPORATION MASTER TRUST 2021 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2021-12-31 | $8,451,083 |
| Total unrealized appreciation/depreciation of assets | 2021-12-31 | $8,451,083 |
| Total transfer of assets to this plan | 2021-12-31 | $1,359,865,352 |
| Total transfer of assets from this plan | 2021-12-31 | $1,602,318,230 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2021-12-31 | $33,173,871 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2021-12-31 | $39,592,408 |
| Total income from all sources (including contributions) | 2021-12-31 | $247,688,814 |
| Total loss/gain on sale of assets | 2021-12-31 | $6,100,818 |
| Total of all expenses incurred | 2021-12-31 | $19,539,772 |
| Value of total assets at end of year | 2021-12-31 | $3,127,591,459 |
| Value of total assets at beginning of year | 2021-12-31 | $3,148,313,832 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2021-12-31 | $19,539,772 |
| Total interest from all sources | 2021-12-31 | $29,871,205 |
| Total dividends received (eg from common stock, registered investment company shares) | 2021-12-31 | $28,709,607 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2021-12-31 | $27,601,038 |
| Administrative expenses professional fees incurred | 2021-12-31 | $1,519,288 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2021-12-31 | $969,847 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2021-12-31 | $985,448 |
| Were there any nonexempt tranactions with any party-in-interest | 2021-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2021-12-31 | $96,477,619 |
| Assets. Other investments not covered elsewhere at beginning of year | 2021-12-31 | $174,650,063 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2021-12-31 | $27,710,166 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2021-12-31 | $24,461,437 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2021-12-31 | $33,173,871 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2021-12-31 | $39,592,408 |
| Administrative expenses (other) incurred | 2021-12-31 | $13,129,784 |
| Total non interest bearing cash at end of year | 2021-12-31 | $1,020,490 |
| Total non interest bearing cash at beginning of year | 2021-12-31 | $3,019,020 |
| Value of net income/loss | 2021-12-31 | $228,149,042 |
| Value of net assets at end of year (total assets less liabilities) | 2021-12-31 | $3,094,417,588 |
| Value of net assets at beginning of year (total assets less liabilities) | 2021-12-31 | $3,108,721,424 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2021-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2021-12-31 | No |
| Assets. partnership/joint venture interests at end of year | 2021-12-31 | $167,412,852 |
| Assets. partnership/joint venture interests at beginning of year | 2021-12-31 | $299,291,043 |
| Investment advisory and management fees | 2021-12-31 | $4,890,700 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2021-12-31 | $326,549,290 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2021-12-31 | $479,026,774 |
| Interest earned on other investments | 2021-12-31 | $2,768,310 |
| Income. Interest from US Government securities | 2021-12-31 | $3,238,641 |
| Income. Interest from corporate debt instruments | 2021-12-31 | $24,837,970 |
| Value of interest in common/collective trusts at end of year | 2021-12-31 | $1,259,304,576 |
| Value of interest in common/collective trusts at beginning of year | 2021-12-31 | $1,187,844,833 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2021-12-31 | $20,175,104 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2021-12-31 | $14,730,140 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2021-12-31 | $14,730,140 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2021-12-31 | $-973,716 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2021-12-31 | $33,027,983 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2021-12-31 | $39,746,964 |
| Asset value of US Government securities at end of year | 2021-12-31 | $265,651,237 |
| Asset value of US Government securities at beginning of year | 2021-12-31 | $143,942,604 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2021-12-31 | $41,093,034 |
| Net investment gain/loss from pooled separate accounts | 2021-12-31 | $-77,924 |
| Net investment gain or loss from common/collective trusts | 2021-12-31 | $143,173,279 |
| Net gain/loss from 103.12 investment entities | 2021-12-31 | $-9,632,288 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2021-12-31 | Yes |
| Income. Dividends from preferred stock | 2021-12-31 | $52,720 |
| Income. Dividends from common stock | 2021-12-31 | $1,055,849 |
| Asset. Corporate debt instrument preferred debt at end of year | 2021-12-31 | $48,253,805 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2021-12-31 | $49,878,837 |
| Asset. Corporate debt instrument debt (other) at end of year | 2021-12-31 | $742,644,725 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2021-12-31 | $623,057,346 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2021-12-31 | $138,393,765 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2021-12-31 | $107,679,323 |
| Did the plan have assets held for investment | 2021-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2021-12-31 | $1,779,140,182 |
| Aggregate carrying amount (costs) on sale of assets | 2021-12-31 | $1,773,039,364 |
| 2020 : IBERDROLA USA MANAGEMENT CORPORATION MASTER TRUST 2020 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2020-12-31 | $114,594,253 |
| Total unrealized appreciation/depreciation of assets | 2020-12-31 | $114,594,253 |
| Total transfer of assets to this plan | 2020-12-31 | $6,324,121,361 |
| Total transfer of assets from this plan | 2020-12-31 | $6,492,192,727 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2020-12-31 | $39,592,408 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2020-12-31 | $22,583,613 |
| Total income from all sources (including contributions) | 2020-12-31 | $441,227,933 |
| Total loss/gain on sale of assets | 2020-12-31 | $32,632,499 |
| Total of all expenses incurred | 2020-12-31 | $18,622,237 |
| Value of total assets at end of year | 2020-12-31 | $3,148,313,832 |
| Value of total assets at beginning of year | 2020-12-31 | $2,876,770,707 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2020-12-31 | $18,622,237 |
| Total interest from all sources | 2020-12-31 | $26,890,213 |
| Total dividends received (eg from common stock, registered investment company shares) | 2020-12-31 | $13,450,320 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2020-12-31 | $13,570,114 |
| Administrative expenses professional fees incurred | 2020-12-31 | $2,305,842 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2020-12-31 | $985,448 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2020-12-31 | $1,295,303 |
| Were there any nonexempt tranactions with any party-in-interest | 2020-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2020-12-31 | $174,650,063 |
| Assets. Other investments not covered elsewhere at beginning of year | 2020-12-31 | $178,985,230 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2020-12-31 | $24,461,437 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2020-12-31 | $18,004,473 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2020-12-31 | $39,592,408 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2020-12-31 | $22,583,613 |
| Other income not declared elsewhere | 2020-12-31 | $23,582,733 |
| Administrative expenses (other) incurred | 2020-12-31 | $14,801,282 |
| Total non interest bearing cash at end of year | 2020-12-31 | $3,019,020 |
| Total non interest bearing cash at beginning of year | 2020-12-31 | $1,541,217 |
| Value of net income/loss | 2020-12-31 | $422,605,696 |
| Value of net assets at end of year (total assets less liabilities) | 2020-12-31 | $3,108,721,424 |
| Value of net assets at beginning of year (total assets less liabilities) | 2020-12-31 | $2,854,187,094 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2020-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2020-12-31 | No |
| Assets. partnership/joint venture interests at end of year | 2020-12-31 | $299,291,043 |
| Assets. partnership/joint venture interests at beginning of year | 2020-12-31 | $109,913,545 |
| Investment advisory and management fees | 2020-12-31 | $1,507,046 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2020-12-31 | $479,026,774 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2020-12-31 | $515,118,643 |
| Value of interest in pooled separate accounts at beginning of year | 2020-12-31 | $22,114,285 |
| Interest earned on other investments | 2020-12-31 | $7,293,059 |
| Income. Interest from US Government securities | 2020-12-31 | $1,130,802 |
| Income. Interest from corporate debt instruments | 2020-12-31 | $18,376,225 |
| 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 | $1,187,844,833 |
| Value of interest in common/collective trusts at beginning of year | 2020-12-31 | $1,306,352,701 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2020-12-31 | $14,730,140 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2020-12-31 | $4,644,952 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2020-12-31 | $4,644,952 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2020-12-31 | $90,127 |
| 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 | $181,541,946 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2020-12-31 | $39,746,964 |
| Value of funds held in insurance company general accounts (unallocated contracts) at beginning of year | 2020-12-31 | $45,871,540 |
| Asset value of US Government securities at end of year | 2020-12-31 | $143,942,604 |
| Asset value of US Government securities at beginning of year | 2020-12-31 | $63,907,067 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2020-12-31 | $91,313,102 |
| Net investment gain/loss from pooled separate accounts | 2020-12-31 | $1,769,376 |
| Net investment gain or loss from common/collective trusts | 2020-12-31 | $166,958,506 |
| Net gain/loss from 103.12 investment entities | 2020-12-31 | $-29,963,069 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2020-12-31 | Yes |
| Income. Dividends from preferred stock | 2020-12-31 | $67,577 |
| Income. Dividends from common stock | 2020-12-31 | $-187,371 |
| Asset. Corporate debt instrument preferred debt at end of year | 2020-12-31 | $49,878,837 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2020-12-31 | $41,012,402 |
| Asset. Corporate debt instrument debt (other) at end of year | 2020-12-31 | $623,057,346 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2020-12-31 | $386,467,363 |
| Contract administrator fees | 2020-12-31 | $8,067 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2020-12-31 | $107,679,323 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2020-12-31 | $40 |
| Did the plan have assets held for investment | 2020-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2020-12-31 | $2,489,796,821 |
| Aggregate carrying amount (costs) on sale of assets | 2020-12-31 | $2,457,164,322 |
| 2019 : IBERDROLA USA MANAGEMENT CORPORATION MASTER TRUST 2019 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2019-12-31 | $-9,111,839 |
| Total unrealized appreciation/depreciation of assets | 2019-12-31 | $-9,111,839 |
| Total transfer of assets to this plan | 2019-12-31 | $1,022,702,842 |
| Total transfer of assets from this plan | 2019-12-31 | $182,964,332 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2019-12-31 | $22,583,613 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2019-12-31 | $2,743,469 |
| Total income from all sources (including contributions) | 2019-12-31 | $278,430,012 |
| Total loss/gain on sale of assets | 2019-12-31 | $33,428,375 |
| Total of all expenses incurred | 2019-12-31 | $12,688,274 |
| Value of total assets at end of year | 2019-12-31 | $2,876,770,707 |
| Value of total assets at beginning of year | 2019-12-31 | $1,751,450,315 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2019-12-31 | $12,688,274 |
| Total interest from all sources | 2019-12-31 | $21,879,017 |
| Total dividends received (eg from common stock, registered investment company shares) | 2019-12-31 | $14,286,798 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2019-12-31 | $14,300,979 |
| Assets. Real estate other than employer real property at beginning of year | 2019-12-31 | $70,227,013 |
| Administrative expenses professional fees incurred | 2019-12-31 | $1,067,651 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2019-12-31 | $1,295,303 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2019-12-31 | $3,511,565 |
| Were there any nonexempt tranactions with any party-in-interest | 2019-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2019-12-31 | $178,985,230 |
| Assets. Other investments not covered elsewhere at beginning of year | 2019-12-31 | $44,798,139 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2019-12-31 | $18,004,473 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2019-12-31 | $6,968,083 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2019-12-31 | $22,583,613 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2019-12-31 | $2,743,469 |
| Other income not declared elsewhere | 2019-12-31 | $18,449,791 |
| Administrative expenses (other) incurred | 2019-12-31 | $8,994,056 |
| Total non interest bearing cash at end of year | 2019-12-31 | $1,541,217 |
| Total non interest bearing cash at beginning of year | 2019-12-31 | $22,664,892 |
| Value of net income/loss | 2019-12-31 | $265,741,738 |
| Value of net assets at end of year (total assets less liabilities) | 2019-12-31 | $2,854,187,094 |
| Value of net assets at beginning of year (total assets less liabilities) | 2019-12-31 | $1,748,706,846 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2019-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2019-12-31 | No |
| Assets. partnership/joint venture interests at end of year | 2019-12-31 | $109,913,545 |
| Assets. partnership/joint venture interests at beginning of year | 2019-12-31 | $221,462,185 |
| Investment advisory and management fees | 2019-12-31 | $2,412,862 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2019-12-31 | $515,118,643 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2019-12-31 | $396,018,599 |
| Interest earned on other investments | 2019-12-31 | $3,904,293 |
| Income. Interest from US Government securities | 2019-12-31 | $902,574 |
| Income. Interest from corporate debt instruments | 2019-12-31 | $17,014,482 |
| Value of interest in master investment trust accounts at end of year | 2019-12-31 | $22,114,285 |
| Value of interest in common/collective trusts at end of year | 2019-12-31 | $1,306,352,701 |
| Value of interest in common/collective trusts at beginning of year | 2019-12-31 | $632,979,351 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2019-12-31 | $4,644,952 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2019-12-31 | $11,640,376 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2019-12-31 | $11,640,376 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2019-12-31 | $57,668 |
| Assets. Value of investments in 103.12 investment entities at end of year | 2019-12-31 | $181,541,946 |
| Value of funds held in insurance company general accounts (unallocated contracts) at end of year | 2019-12-31 | $45,871,540 |
| Asset value of US Government securities at end of year | 2019-12-31 | $63,907,067 |
| Asset value of US Government securities at beginning of year | 2019-12-31 | $5,889,499 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2019-12-31 | $62,559,529 |
| Net investment gain or loss from common/collective trusts | 2019-12-31 | $126,161,244 |
| Net gain/loss from 103.12 investment entities | 2019-12-31 | $10,276,154 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2019-12-31 | Yes |
| Income. Dividends from preferred stock | 2019-12-31 | $67,508 |
| Income. Dividends from common stock | 2019-12-31 | $-81,689 |
| Asset. Corporate debt instrument preferred debt at end of year | 2019-12-31 | $41,012,402 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2019-12-31 | $162,704,745 |
| Asset. Corporate debt instrument debt (other) at end of year | 2019-12-31 | $386,467,363 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2019-12-31 | $172,495,773 |
| Contract administrator fees | 2019-12-31 | $213,705 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2019-12-31 | $40 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2019-12-31 | $90,095 |
| Did the plan have assets held for investment | 2019-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2019-12-31 | $660,061,565 |
| Aggregate carrying amount (costs) on sale of assets | 2019-12-31 | $626,633,190 |
| 2018 : IBERDROLA USA MANAGEMENT CORPORATION MASTER TRUST 2018 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2018-12-31 | $-40,018,916 |
| Total unrealized appreciation/depreciation of assets | 2018-12-31 | $-40,018,916 |
| Total transfer of assets to this plan | 2018-12-31 | $1,676,000 |
| Total transfer of assets from this plan | 2018-12-31 | $139,684,819 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2018-12-31 | $2,743,469 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2018-12-31 | $2,104,520 |
| Expenses. Interest paid | 2018-12-31 | $-37,212 |
| 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 | $-37,212 |
| Total income from all sources (including contributions) | 2018-12-31 | $-96,750,358 |
| Total loss/gain on sale of assets | 2018-12-31 | $-11,806,194 |
| Total of all expenses incurred | 2018-12-31 | $3,221,637 |
| Value of total assets at end of year | 2018-12-31 | $1,751,450,315 |
| Value of total assets at beginning of year | 2018-12-31 | $1,988,792,180 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2018-12-31 | $3,258,849 |
| Total interest from all sources | 2018-12-31 | $18,919,383 |
| Total dividends received (eg from common stock, registered investment company shares) | 2018-12-31 | $32,659,060 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2018-12-31 | $32,637,994 |
| Assets. Real estate other than employer real property at end of year | 2018-12-31 | $70,227,013 |
| Assets. Real estate other than employer real property at beginning of year | 2018-12-31 | $65,951,228 |
| Administrative expenses professional fees incurred | 2018-12-31 | $780,187 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2018-12-31 | $3,511,565 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2018-12-31 | $4,826,407 |
| Were there any nonexempt tranactions with any party-in-interest | 2018-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2018-12-31 | $44,798,139 |
| Assets. Other investments not covered elsewhere at beginning of year | 2018-12-31 | $60,707,996 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2018-12-31 | $6,968,083 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2018-12-31 | $5,328,418 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2018-12-31 | $2,743,469 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2018-12-31 | $2,104,520 |
| Other income not declared elsewhere | 2018-12-31 | $228,341 |
| Administrative expenses (other) incurred | 2018-12-31 | $72,100 |
| Total non interest bearing cash at end of year | 2018-12-31 | $22,664,892 |
| Total non interest bearing cash at beginning of year | 2018-12-31 | $2,626,804 |
| Value of net income/loss | 2018-12-31 | $-99,971,995 |
| Value of net assets at end of year (total assets less liabilities) | 2018-12-31 | $1,748,706,846 |
| Value of net assets at beginning of year (total assets less liabilities) | 2018-12-31 | $1,986,687,660 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2018-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2018-12-31 | No |
| Assets. partnership/joint venture interests at end of year | 2018-12-31 | $221,462,185 |
| Assets. partnership/joint venture interests at beginning of year | 2018-12-31 | $304,253,194 |
| Investment advisory and management fees | 2018-12-31 | $2,406,562 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2018-12-31 | $396,018,599 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2018-12-31 | $420,248,776 |
| Interest earned on other investments | 2018-12-31 | $2,489,453 |
| Income. Interest from US Government securities | 2018-12-31 | $79,493 |
| Income. Interest from corporate debt instruments | 2018-12-31 | $16,358,008 |
| Value of interest in common/collective trusts at end of year | 2018-12-31 | $632,979,351 |
| Value of interest in common/collective trusts at beginning of year | 2018-12-31 | $742,727,536 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2018-12-31 | $11,640,376 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2018-12-31 | $17,532,359 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2018-12-31 | $17,532,359 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2018-12-31 | $-7,571 |
| Asset value of US Government securities at end of year | 2018-12-31 | $5,889,499 |
| Asset value of US Government securities at beginning of year | 2018-12-31 | $6,426,164 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2018-12-31 | $-47,431,023 |
| Net investment gain or loss from common/collective trusts | 2018-12-31 | $-49,301,009 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2018-12-31 | No |
| Income. Dividends from preferred stock | 2018-12-31 | $67,508 |
| Income. Dividends from common stock | 2018-12-31 | $-46,442 |
| Asset. Corporate debt instrument preferred debt at end of year | 2018-12-31 | $162,704,745 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2018-12-31 | $171,174,191 |
| Asset. Corporate debt instrument debt (other) at end of year | 2018-12-31 | $172,495,773 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2018-12-31 | $186,899,931 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2018-12-31 | $90,095 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2018-12-31 | $89,176 |
| Did the plan have assets held for investment | 2018-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2018-12-31 | $440,913,520 |
| Aggregate carrying amount (costs) on sale of assets | 2018-12-31 | $452,719,714 |
| 2017 : IBERDROLA USA MANAGEMENT CORPORATION MASTER TRUST 2017 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2017-12-31 | $33,414,545 |
| Total unrealized appreciation/depreciation of assets | 2017-12-31 | $33,414,545 |
| Total transfer of assets to this plan | 2017-12-31 | $502,704 |
| Total transfer of assets from this plan | 2017-12-31 | $117,998,981 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2017-12-31 | $2,104,520 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2017-12-31 | $2,815,820 |
| Expenses. Interest paid | 2017-12-31 | $28,950 |
| 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 | $28,950 |
| Total income from all sources (including contributions) | 2017-12-31 | $281,586,111 |
| Total loss/gain on sale of assets | 2017-12-31 | $29,832,936 |
| Total of all expenses incurred | 2017-12-31 | $3,635,134 |
| Value of total assets at end of year | 2017-12-31 | $1,988,792,180 |
| Value of total assets at beginning of year | 2017-12-31 | $1,829,048,780 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2017-12-31 | $3,606,184 |
| Total interest from all sources | 2017-12-31 | $18,079,633 |
| Total dividends received (eg from common stock, registered investment company shares) | 2017-12-31 | $13,547,454 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2017-12-31 | $13,606,706 |
| Assets. Real estate other than employer real property at end of year | 2017-12-31 | $65,951,228 |
| Assets. Real estate other than employer real property at beginning of year | 2017-12-31 | $60,996,396 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2017-12-31 | $4,826,407 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2017-12-31 | $4,077,326 |
| Were there any nonexempt tranactions with any party-in-interest | 2017-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2017-12-31 | $60,707,996 |
| Assets. Other investments not covered elsewhere at beginning of year | 2017-12-31 | $58,871,802 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2017-12-31 | $5,328,418 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2017-12-31 | $5,874,897 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2017-12-31 | $2,104,520 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2017-12-31 | $2,815,820 |
| Other income not declared elsewhere | 2017-12-31 | $7,797,370 |
| Administrative expenses (other) incurred | 2017-12-31 | $477,676 |
| Total non interest bearing cash at end of year | 2017-12-31 | $2,626,804 |
| Total non interest bearing cash at beginning of year | 2017-12-31 | $1,671,198 |
| Value of net income/loss | 2017-12-31 | $277,950,977 |
| Value of net assets at end of year (total assets less liabilities) | 2017-12-31 | $1,986,687,660 |
| Value of net assets at beginning of year (total assets less liabilities) | 2017-12-31 | $1,826,232,960 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2017-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2017-12-31 | No |
| Assets. partnership/joint venture interests at end of year | 2017-12-31 | $304,253,194 |
| Assets. partnership/joint venture interests at beginning of year | 2017-12-31 | $330,923,193 |
| Investment advisory and management fees | 2017-12-31 | $3,128,508 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2017-12-31 | $420,248,776 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2017-12-31 | $189,409,507 |
| Interest earned on other investments | 2017-12-31 | $2,566,745 |
| Income. Interest from US Government securities | 2017-12-31 | $89,012 |
| Income. Interest from corporate debt instruments | 2017-12-31 | $15,428,977 |
| Value of interest in common/collective trusts at end of year | 2017-12-31 | $742,727,536 |
| Value of interest in common/collective trusts at beginning of year | 2017-12-31 | $681,151,401 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2017-12-31 | $17,532,359 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2017-12-31 | $12,364,454 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2017-12-31 | $12,364,454 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2017-12-31 | $-5,101 |
| Asset value of US Government securities at end of year | 2017-12-31 | $6,426,164 |
| Asset value of US Government securities at beginning of year | 2017-12-31 | $171,868,100 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2017-12-31 | $31,383,206 |
| Net investment gain or loss from common/collective trusts | 2017-12-31 | $147,530,967 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2017-12-31 | No |
| Income. Dividends from preferred stock | 2017-12-31 | $67,508 |
| Income. Dividends from common stock | 2017-12-31 | $-126,760 |
| Asset. Corporate debt instrument preferred debt at end of year | 2017-12-31 | $171,174,191 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2017-12-31 | $149,376,573 |
| Asset. Corporate debt instrument debt (other) at end of year | 2017-12-31 | $186,899,931 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2017-12-31 | $162,388,787 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2017-12-31 | $89,176 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2017-12-31 | $75,146 |
| Did the plan have assets held for investment | 2017-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2017-12-31 | $871,600,621 |
| Aggregate carrying amount (costs) on sale of assets | 2017-12-31 | $841,767,685 |
| 2016 : IBERDROLA USA MANAGEMENT CORPORATION MASTER TRUST 2016 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2016-12-31 | $22,177,105 |
| Total unrealized appreciation/depreciation of assets | 2016-12-31 | $22,177,105 |
| Total transfer of assets from this plan | 2016-12-31 | $106,000,507 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2016-12-31 | $2,815,820 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2016-12-31 | $4,267,345 |
| Expenses. Interest paid | 2016-12-31 | $19,542 |
| 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 | $19,542 |
| Total income from all sources (including contributions) | 2016-12-31 | $135,753,254 |
| Total loss/gain on sale of assets | 2016-12-31 | $-52,708,608 |
| Total of all expenses incurred | 2016-12-31 | $4,060,350 |
| Value of total assets at end of year | 2016-12-31 | $1,829,048,780 |
| Value of total assets at beginning of year | 2016-12-31 | $1,804,807,908 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2016-12-31 | $4,040,808 |
| Total interest from all sources | 2016-12-31 | $17,609,139 |
| Total dividends received (eg from common stock, registered investment company shares) | 2016-12-31 | $11,379,094 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2016-12-31 | $7,532,358 |
| Assets. Real estate other than employer real property at end of year | 2016-12-31 | $60,996,396 |
| Assets. Real estate other than employer real property at beginning of year | 2016-12-31 | $88,865,396 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2016-12-31 | $4,077,326 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2016-12-31 | $4,925,497 |
| Were there any nonexempt tranactions with any party-in-interest | 2016-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2016-12-31 | $58,871,802 |
| Assets. Other investments not covered elsewhere at beginning of year | 2016-12-31 | $64,641,456 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2016-12-31 | $5,874,897 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2016-12-31 | $7,216,390 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2016-12-31 | $2,815,820 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2016-12-31 | $4,267,345 |
| Other income not declared elsewhere | 2016-12-31 | $7,816,123 |
| Administrative expenses (other) incurred | 2016-12-31 | $810,272 |
| Total non interest bearing cash at end of year | 2016-12-31 | $1,671,198 |
| Total non interest bearing cash at beginning of year | 2016-12-31 | $-6 |
| Value of net income/loss | 2016-12-31 | $131,692,904 |
| Value of net assets at end of year (total assets less liabilities) | 2016-12-31 | $1,826,232,960 |
| Value of net assets at beginning of year (total assets less liabilities) | 2016-12-31 | $1,800,540,563 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2016-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2016-12-31 | No |
| Assets. partnership/joint venture interests at end of year | 2016-12-31 | $330,923,193 |
| Assets. partnership/joint venture interests at beginning of year | 2016-12-31 | $391,174,993 |
| Investment advisory and management fees | 2016-12-31 | $3,230,536 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2016-12-31 | $189,409,507 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2016-12-31 | $171,328,128 |
| Interest earned on other investments | 2016-12-31 | $2,735,409 |
| Income. Interest from US Government securities | 2016-12-31 | $221,589 |
| Income. Interest from corporate debt instruments | 2016-12-31 | $14,656,785 |
| Value of interest in common/collective trusts at end of year | 2016-12-31 | $681,151,401 |
| Value of interest in common/collective trusts at beginning of year | 2016-12-31 | $403,401,222 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2016-12-31 | $12,364,454 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2016-12-31 | $22,970,403 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2016-12-31 | $22,970,403 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2016-12-31 | $-4,644 |
| Asset value of US Government securities at end of year | 2016-12-31 | $171,868,100 |
| Asset value of US Government securities at beginning of year | 2016-12-31 | $174,313,340 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2016-12-31 | $21,836,299 |
| Net investment gain or loss from common/collective trusts | 2016-12-31 | $107,644,102 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2016-12-31 | No |
| Income. Dividends from preferred stock | 2016-12-31 | $67,508 |
| Income. Dividends from common stock | 2016-12-31 | $3,779,228 |
| Asset. Corporate debt instrument preferred debt at end of year | 2016-12-31 | $149,376,573 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2016-12-31 | $126,750,477 |
| Asset. Corporate debt instrument debt (other) at end of year | 2016-12-31 | $162,388,787 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2016-12-31 | $148,373,888 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2016-12-31 | $75,146 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2016-12-31 | $200,846,724 |
| Did the plan have assets held for investment | 2016-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2016-12-31 | $1,350,256,671 |
| Aggregate carrying amount (costs) on sale of assets | 2016-12-31 | $1,402,965,279 |
| 2015 : IBERDROLA USA MANAGEMENT CORPORATION MASTER TRUST 2015 401k financial data |
|---|
| Unrealized appreciation/depreciation of real estate assets | 2015-12-31 | $10,234,977 |
| Unrealized appreciation/depreciation of other (non real estate) assets | 2015-12-31 | $-34,802,894 |
| Total unrealized appreciation/depreciation of assets | 2015-12-31 | $-24,567,917 |
| Total transfer of assets to this plan | 2015-12-31 | $0 |
| Total transfer of assets from this plan | 2015-12-31 | $113,176,492 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2015-12-31 | $4,267,345 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2015-12-31 | $4,929,081 |
| Expenses. Interest paid | 2015-12-31 | $19,696 |
| 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 | $19,696 |
| Total income from all sources (including contributions) | 2015-12-31 | $-14,159,638 |
| Total loss/gain on sale of assets | 2015-12-31 | $-7,129,546 |
| Total of all expenses incurred | 2015-12-31 | $5,891,988 |
| Value of total assets at end of year | 2015-12-31 | $1,804,807,908 |
| Value of total assets at beginning of year | 2015-12-31 | $1,938,697,762 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2015-12-31 | $5,872,292 |
| Total interest from all sources | 2015-12-31 | $17,176,729 |
| Total dividends received (eg from common stock, registered investment company shares) | 2015-12-31 | $10,883,429 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2015-12-31 | $6,754,997 |
| Assets. Real estate other than employer real property at end of year | 2015-12-31 | $88,865,396 |
| Assets. Real estate other than employer real property at beginning of year | 2015-12-31 | $74,871,462 |
| Administrative expenses professional fees incurred | 2015-12-31 | $1,000 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2015-12-31 | $4,925,497 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2015-12-31 | $4,050,311 |
| Were there any nonexempt tranactions with any party-in-interest | 2015-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2015-12-31 | $64,641,456 |
| Assets. Other investments not covered elsewhere at beginning of year | 2015-12-31 | $83,413,125 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2015-12-31 | $7,216,390 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2015-12-31 | $8,013,929 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2015-12-31 | $4,267,345 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2015-12-31 | $4,929,081 |
| Other income not declared elsewhere | 2015-12-31 | $11,798,664 |
| Administrative expenses (other) incurred | 2015-12-31 | $1,252,546 |
| Total non interest bearing cash at end of year | 2015-12-31 | $-6 |
| Total non interest bearing cash at beginning of year | 2015-12-31 | $-17 |
| Value of net income/loss | 2015-12-31 | $-20,051,626 |
| Value of net assets at end of year (total assets less liabilities) | 2015-12-31 | $1,800,540,563 |
| Value of net assets at beginning of year (total assets less liabilities) | 2015-12-31 | $1,933,768,681 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2015-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2015-12-31 | No |
| Assets. partnership/joint venture interests at end of year | 2015-12-31 | $391,174,993 |
| Assets. partnership/joint venture interests at beginning of year | 2015-12-31 | $284,659,031 |
| Investment advisory and management fees | 2015-12-31 | $4,618,746 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2015-12-31 | $171,328,128 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2015-12-31 | $231,329,681 |
| Interest earned on other investments | 2015-12-31 | $3,048,101 |
| Income. Interest from US Government securities | 2015-12-31 | $150,060 |
| Income. Interest from corporate debt instruments | 2015-12-31 | $13,978,966 |
| Value of interest in common/collective trusts at end of year | 2015-12-31 | $403,401,222 |
| Value of interest in common/collective trusts at beginning of year | 2015-12-31 | $563,723,329 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2015-12-31 | $22,970,403 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2015-12-31 | $19,038,023 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2015-12-31 | $19,038,023 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2015-12-31 | $-398 |
| Asset value of US Government securities at end of year | 2015-12-31 | $174,313,340 |
| Asset value of US Government securities at beginning of year | 2015-12-31 | $181,061,838 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2015-12-31 | $-17,756,551 |
| Net investment gain or loss from common/collective trusts | 2015-12-31 | $-4,564,446 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2015-12-31 | Yes |
| Income. Dividends from preferred stock | 2015-12-31 | $67,509 |
| Income. Dividends from common stock | 2015-12-31 | $4,060,923 |
| Asset. Corporate debt instrument preferred debt at end of year | 2015-12-31 | $126,750,477 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2015-12-31 | $135,212,669 |
| Asset. Corporate debt instrument debt (other) at end of year | 2015-12-31 | $148,373,888 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2015-12-31 | $148,793,064 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2015-12-31 | $200,846,724 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2015-12-31 | $204,531,317 |
| Did the plan have assets held for investment | 2015-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2015-12-31 | $648,112,966 |
| Aggregate carrying amount (costs) on sale of assets | 2015-12-31 | $655,242,512 |
| 2014 : IBERDROLA USA MANAGEMENT CORPORATION MASTER TRUST 2014 401k financial data |
|---|
| Unrealized appreciation/depreciation of real estate assets | 2014-12-31 | $4,670,761 |
| Unrealized appreciation/depreciation of other (non real estate) assets | 2014-12-31 | $50,379,786 |
| Total unrealized appreciation/depreciation of assets | 2014-12-31 | $55,050,547 |
| Total transfer of assets to this plan | 2014-12-31 | $22,000,000 |
| Total transfer of assets from this plan | 2014-12-31 | $255,607,347 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2014-12-31 | $4,929,081 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2014-12-31 | $16,278,803 |
| Expenses. Interest paid | 2014-12-31 | $72,094 |
| 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 | $72,094 |
| Total income from all sources (including contributions) | 2014-12-31 | $161,278,196 |
| Total loss/gain on sale of assets | 2014-12-31 | $26,391,097 |
| Total of all expenses incurred | 2014-12-31 | $6,768,519 |
| Value of total assets at end of year | 2014-12-31 | $1,938,697,762 |
| Value of total assets at beginning of year | 2014-12-31 | $2,029,145,154 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2014-12-31 | $6,696,425 |
| Total interest from all sources | 2014-12-31 | $16,360,645 |
| Total dividends received (eg from common stock, registered investment company shares) | 2014-12-31 | $18,683,374 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2014-12-31 | $11,539,722 |
| Assets. Real estate other than employer real property at end of year | 2014-12-31 | $74,871,462 |
| Assets. Real estate other than employer real property at beginning of year | 2014-12-31 | $67,265,896 |
| Administrative expenses professional fees incurred | 2014-12-31 | $1,000 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2014-12-31 | $4,050,311 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2014-12-31 | $1,831,935 |
| Were there any nonexempt tranactions with any party-in-interest | 2014-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2014-12-31 | $83,413,125 |
| Assets. Other investments not covered elsewhere at beginning of year | 2014-12-31 | $68,276,720 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2014-12-31 | $8,013,929 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2014-12-31 | $17,572,872 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2014-12-31 | $4,929,081 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2014-12-31 | $16,278,803 |
| Other income not declared elsewhere | 2014-12-31 | $11,480,312 |
| Administrative expenses (other) incurred | 2014-12-31 | $1,081,177 |
| Total non interest bearing cash at end of year | 2014-12-31 | $-17 |
| Total non interest bearing cash at beginning of year | 2014-12-31 | $21,198 |
| Value of net income/loss | 2014-12-31 | $154,509,677 |
| Value of net assets at end of year (total assets less liabilities) | 2014-12-31 | $1,933,768,681 |
| Value of net assets at beginning of year (total assets less liabilities) | 2014-12-31 | $2,012,866,351 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2014-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2014-12-31 | No |
| Assets. partnership/joint venture interests at end of year | 2014-12-31 | $284,659,031 |
| Assets. partnership/joint venture interests at beginning of year | 2014-12-31 | $243,438,723 |
| Investment advisory and management fees | 2014-12-31 | $5,614,248 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2014-12-31 | $231,329,681 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2014-12-31 | $115,007,766 |
| Interest earned on other investments | 2014-12-31 | $3,147,407 |
| Income. Interest from US Government securities | 2014-12-31 | $256,903 |
| Income. Interest from corporate debt instruments | 2014-12-31 | $12,956,482 |
| Value of interest in common/collective trusts at end of year | 2014-12-31 | $563,723,329 |
| Value of interest in common/collective trusts at beginning of year | 2014-12-31 | $694,531,156 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2014-12-31 | $19,038,023 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2014-12-31 | $22,789,868 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2014-12-31 | $22,789,868 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2014-12-31 | $-147 |
| Asset value of US Government securities at end of year | 2014-12-31 | $181,061,838 |
| Asset value of US Government securities at beginning of year | 2014-12-31 | $189,740,052 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2014-12-31 | $4,782,194 |
| Net investment gain or loss from common/collective trusts | 2014-12-31 | $28,530,027 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2014-12-31 | Yes |
| Income. Dividends from preferred stock | 2014-12-31 | $62,913 |
| Income. Dividends from common stock | 2014-12-31 | $7,080,739 |
| Asset. Corporate debt instrument preferred debt at end of year | 2014-12-31 | $135,212,669 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2014-12-31 | $84,173,705 |
| Asset. Corporate debt instrument debt (other) at end of year | 2014-12-31 | $148,793,064 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2014-12-31 | $99,489,529 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2014-12-31 | $204,531,317 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2014-12-31 | $425,005,734 |
| Did the plan have assets held for investment | 2014-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2014-12-31 | $1,153,037,776 |
| Aggregate carrying amount (costs) on sale of assets | 2014-12-31 | $1,126,646,679 |
| 2013 : IBERDROLA USA MANAGEMENT CORPORATION MASTER TRUST 2013 401k financial data |
|---|
| Unrealized appreciation/depreciation of real estate assets | 2013-12-31 | $4,818,939 |
| Unrealized appreciation/depreciation of other (non real estate) assets | 2013-12-31 | $34,787,728 |
| Total unrealized appreciation/depreciation of assets | 2013-12-31 | $39,606,667 |
| Total transfer of assets to this plan | 2013-12-31 | $0 |
| Total transfer of assets from this plan | 2013-12-31 | $186,390,810 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2013-12-31 | $16,278,803 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2013-12-31 | $7,871,897 |
| Expenses. Interest paid | 2013-12-31 | $6,519 |
| 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 | $6,519 |
| Total income from all sources (including contributions) | 2013-12-31 | $187,201,802 |
| Total loss/gain on sale of assets | 2013-12-31 | $11,197,731 |
| Total of all expenses incurred | 2013-12-31 | $7,467,791 |
| Value of total assets at end of year | 2013-12-31 | $2,029,145,154 |
| Value of total assets at beginning of year | 2013-12-31 | $2,027,395,047 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2013-12-31 | $7,461,272 |
| Total interest from all sources | 2013-12-31 | $24,071,673 |
| Total dividends received (eg from common stock, registered investment company shares) | 2013-12-31 | $16,706,134 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2013-12-31 | $6,409,067 |
| Assets. Real estate other than employer real property at end of year | 2013-12-31 | $67,265,896 |
| Assets. Real estate other than employer real property at beginning of year | 2013-12-31 | $59,118,979 |
| Administrative expenses professional fees incurred | 2013-12-31 | $1,000 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2013-12-31 | $1,831,935 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2013-12-31 | $3,702,214 |
| Were there any nonexempt tranactions with any party-in-interest | 2013-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2013-12-31 | $68,276,720 |
| Assets. Other investments not covered elsewhere at beginning of year | 2013-12-31 | $69,953,202 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2013-12-31 | $17,572,872 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2013-12-31 | $10,235,472 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2013-12-31 | $16,278,803 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2013-12-31 | $7,871,897 |
| Other income not declared elsewhere | 2013-12-31 | $1,347,019 |
| Administrative expenses (other) incurred | 2013-12-31 | $1,406,372 |
| Total non interest bearing cash at end of year | 2013-12-31 | $21,198 |
| Total non interest bearing cash at beginning of year | 2013-12-31 | $30,366 |
| Value of net income/loss | 2013-12-31 | $179,734,011 |
| Value of net assets at end of year (total assets less liabilities) | 2013-12-31 | $2,012,866,351 |
| Value of net assets at beginning of year (total assets less liabilities) | 2013-12-31 | $2,019,523,150 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2013-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2013-12-31 | No |
| Assets. partnership/joint venture interests at end of year | 2013-12-31 | $243,438,723 |
| Assets. partnership/joint venture interests at beginning of year | 2013-12-31 | $200,990,951 |
| Investment advisory and management fees | 2013-12-31 | $6,053,900 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2013-12-31 | $115,007,766 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2013-12-31 | $180,960,694 |
| Interest earned on other investments | 2013-12-31 | $10,241,637 |
| Income. Interest from US Government securities | 2013-12-31 | $3,321,661 |
| Income. Interest from corporate debt instruments | 2013-12-31 | $10,512,973 |
| Value of interest in master investment trust accounts at beginning of year | 2013-12-31 | $167,268,970 |
| Value of interest in common/collective trusts at end of year | 2013-12-31 | $694,531,156 |
| Value of interest in common/collective trusts at beginning of year | 2013-12-31 | $306,704,008 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2013-12-31 | $22,789,868 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2013-12-31 | $63,358,185 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2013-12-31 | $63,358,185 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2013-12-31 | $-4,598 |
| Asset value of US Government securities at end of year | 2013-12-31 | $189,740,052 |
| Asset value of US Government securities at beginning of year | 2013-12-31 | $225,415,635 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2013-12-31 | $-6,261,995 |
| Net investment gain or loss from common/collective trusts | 2013-12-31 | $100,534,573 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2013-12-31 | Yes |
| Assets. Invements in employer securities at end of year | 2013-12-31 | $0 |
| Assets. Invements in employer securities at beginning of year | 2013-12-31 | $1,062,069 |
| Income. Dividends from preferred stock | 2013-12-31 | $150,895 |
| Income. Dividends from common stock | 2013-12-31 | $10,146,172 |
| Asset. Corporate debt instrument preferred debt at end of year | 2013-12-31 | $84,173,705 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2013-12-31 | $100,401,937 |
| Asset. Corporate debt instrument debt (other) at end of year | 2013-12-31 | $99,489,529 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2013-12-31 | $116,730,074 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2013-12-31 | $425,005,734 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2013-12-31 | $521,462,291 |
| Did the plan have assets held for investment | 2013-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2013-12-31 | $1,318,149,296 |
| Aggregate carrying amount (costs) on sale of assets | 2013-12-31 | $1,306,951,565 |
| 2012 : IBERDROLA USA MANAGEMENT CORPORATION MASTER TRUST 2012 401k financial data |
|---|
| Unrealized appreciation/depreciation of real estate assets | 2012-12-31 | $1,876,289 |
| Unrealized appreciation/depreciation of other (non real estate) assets | 2012-12-31 | $83,495,990 |
| Total unrealized appreciation/depreciation of assets | 2012-12-31 | $85,372,279 |
| Total transfer of assets to this plan | 2012-12-31 | $20,277,688 |
| Total transfer of assets from this plan | 2012-12-31 | $112,589,938 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2012-12-31 | $7,871,897 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2012-12-31 | $8,713,791 |
| Total income from all sources (including contributions) | 2012-12-31 | $256,764,736 |
| Total loss/gain on sale of assets | 2012-12-31 | $30,727,254 |
| Total of all expenses incurred | 2012-12-31 | $6,486,070 |
| Value of total assets at end of year | 2012-12-31 | $2,027,395,047 |
| Value of total assets at beginning of year | 2012-12-31 | $1,870,270,525 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2012-12-31 | $6,486,070 |
| Total interest from all sources | 2012-12-31 | $26,000,117 |
| Total dividends received (eg from common stock, registered investment company shares) | 2012-12-31 | $22,478,857 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2012-12-31 | $8,836,048 |
| Assets. Real estate other than employer real property at end of year | 2012-12-31 | $59,118,979 |
| Assets. Real estate other than employer real property at beginning of year | 2012-12-31 | $52,297,555 |
| Administrative expenses professional fees incurred | 2012-12-31 | $1,000 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2012-12-31 | $3,702,214 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2012-12-31 | $2,944,842 |
| Were there any nonexempt tranactions with any party-in-interest | 2012-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2012-12-31 | $69,953,202 |
| Assets. Other investments not covered elsewhere at beginning of year | 2012-12-31 | $77,214,038 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2012-12-31 | $10,235,472 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2012-12-31 | $9,732,331 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2012-12-31 | $7,871,897 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2012-12-31 | $8,713,791 |
| Other income not declared elsewhere | 2012-12-31 | $1,596,333 |
| Administrative expenses (other) incurred | 2012-12-31 | $1,314,238 |
| Total non interest bearing cash at end of year | 2012-12-31 | $30,366 |
| Total non interest bearing cash at beginning of year | 2012-12-31 | $11,990 |
| Value of net income/loss | 2012-12-31 | $250,278,666 |
| Value of net assets at end of year (total assets less liabilities) | 2012-12-31 | $2,019,523,150 |
| Value of net assets at beginning of year (total assets less liabilities) | 2012-12-31 | $1,861,556,734 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2012-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2012-12-31 | No |
| Assets. partnership/joint venture interests at end of year | 2012-12-31 | $200,990,951 |
| Assets. partnership/joint venture interests at beginning of year | 2012-12-31 | $50,928,407 |
| Investment advisory and management fees | 2012-12-31 | $5,170,832 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2012-12-31 | $180,960,694 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2012-12-31 | $108,339,608 |
| Interest earned on other investments | 2012-12-31 | $11,186,204 |
| Income. Interest from US Government securities | 2012-12-31 | $4,113,532 |
| Income. Interest from corporate debt instruments | 2012-12-31 | $10,700,191 |
| Value of interest in master investment trust accounts at end of year | 2012-12-31 | $167,268,970 |
| Value of interest in master investment trust accounts at beginning of year | 2012-12-31 | $250,470,661 |
| Value of interest in common/collective trusts at end of year | 2012-12-31 | $306,704,008 |
| Value of interest in common/collective trusts at beginning of year | 2012-12-31 | $320,898,237 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2012-12-31 | $63,358,185 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2012-12-31 | $41,000,358 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2012-12-31 | $41,000,358 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2012-12-31 | $190 |
| Asset value of US Government securities at end of year | 2012-12-31 | $225,415,635 |
| Asset value of US Government securities at beginning of year | 2012-12-31 | $111,227,397 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2012-12-31 | $8,785,038 |
| Net investment gain or loss from common/collective trusts | 2012-12-31 | $48,006,548 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2012-12-31 | Yes |
| Assets. Invements in employer securities at end of year | 2012-12-31 | $1,062,069 |
| Assets. Invements in employer securities at beginning of year | 2012-12-31 | $1,116,581 |
| Income. Dividends from preferred stock | 2012-12-31 | $126,107 |
| Income. Dividends from common stock | 2012-12-31 | $13,516,702 |
| Asset. Corporate debt instrument preferred debt at end of year | 2012-12-31 | $100,401,937 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2012-12-31 | $115,884,712 |
| Asset. Corporate debt instrument debt (other) at end of year | 2012-12-31 | $116,730,074 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2012-12-31 | $115,826,315 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2012-12-31 | $521,462,291 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2012-12-31 | $612,377,493 |
| Did the plan have assets held for investment | 2012-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2012-12-31 | $999,815,251 |
| Aggregate carrying amount (costs) on sale of assets | 2012-12-31 | $969,087,997 |
| 2011 : IBERDROLA USA MANAGEMENT CORPORATION MASTER TRUST 2011 401k financial data |
|---|
| Unrealized appreciation/depreciation of real estate assets | 2011-12-31 | $3,832,321 |
| Unrealized appreciation/depreciation of other (non real estate) assets | 2011-12-31 | $-27,160,313 |
| Total unrealized appreciation/depreciation of assets | 2011-12-31 | $-23,327,992 |
| Total transfer of assets to this plan | 2011-12-31 | $23,576,406 |
| Total transfer of assets from this plan | 2011-12-31 | $109,122,032 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2011-12-31 | $8,713,791 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2011-12-31 | $31,851,570 |
| Expenses. Interest paid | 2011-12-31 | $43,776 |
| 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 | $43,776 |
| Total income from all sources (including contributions) | 2011-12-31 | $105,717 |
| Total loss/gain on sale of assets | 2011-12-31 | $5,710,274 |
| Total of all expenses incurred | 2011-12-31 | $5,739,794 |
| Value of total assets at end of year | 2011-12-31 | $1,870,270,525 |
| Value of total assets at beginning of year | 2011-12-31 | $1,984,588,007 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2011-12-31 | $5,696,018 |
| Total interest from all sources | 2011-12-31 | $23,316,266 |
| Total dividends received (eg from common stock, registered investment company shares) | 2011-12-31 | $23,800,186 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2011-12-31 | $7,098,731 |
| Assets. Real estate other than employer real property at end of year | 2011-12-31 | $52,297,555 |
| Assets. Real estate other than employer real property at beginning of year | 2011-12-31 | $45,373,742 |
| Administrative expenses professional fees incurred | 2011-12-31 | $5,895 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2011-12-31 | $2,944,842 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2011-12-31 | $7,038,933 |
| Were there any nonexempt tranactions with any party-in-interest | 2011-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2011-12-31 | $77,214,038 |
| Assets. Other investments not covered elsewhere at beginning of year | 2011-12-31 | $73,900,690 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2011-12-31 | $9,732,331 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2011-12-31 | $20,981,825 |
| Other income not declared elsewhere | 2011-12-31 | $1,735,533 |
| Administrative expenses (other) incurred | 2011-12-31 | $687,839 |
| Liabilities. Value of operating payables at end of year | 2011-12-31 | $8,713,791 |
| Liabilities. Value of operating payables at beginning of year | 2011-12-31 | $31,851,570 |
| Total non interest bearing cash at end of year | 2011-12-31 | $11,990 |
| Value of net income/loss | 2011-12-31 | $-5,634,077 |
| Value of net assets at end of year (total assets less liabilities) | 2011-12-31 | $1,861,556,734 |
| Value of net assets at beginning of year (total assets less liabilities) | 2011-12-31 | $1,952,736,437 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2011-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2011-12-31 | No |
| Assets. partnership/joint venture interests at end of year | 2011-12-31 | $50,928,407 |
| Investment advisory and management fees | 2011-12-31 | $5,002,284 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2011-12-31 | $108,339,608 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2011-12-31 | $162,399,437 |
| Interest earned on other investments | 2011-12-31 | $6,450,901 |
| Income. Interest from US Government securities | 2011-12-31 | $5,091,931 |
| Income. Interest from corporate debt instruments | 2011-12-31 | $11,773,639 |
| Value of interest in master investment trust accounts at end of year | 2011-12-31 | $250,470,661 |
| Value of interest in common/collective trusts at end of year | 2011-12-31 | $320,898,237 |
| Value of interest in common/collective trusts at beginning of year | 2011-12-31 | $370,563,145 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2011-12-31 | $41,000,358 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2011-12-31 | $72,998,822 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2011-12-31 | $72,998,822 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2011-12-31 | $-205 |
| Assets. Value of investments in 103.12 investment entities at beginning of year | 2011-12-31 | $167,367,975 |
| Asset value of US Government securities at end of year | 2011-12-31 | $111,227,397 |
| Asset value of US Government securities at beginning of year | 2011-12-31 | $26,495,356 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2011-12-31 | $-5,410,797 |
| Net investment gain or loss from common/collective trusts | 2011-12-31 | $-30,509,790 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2011-12-31 | Yes |
| Assets. Invements in employer securities at end of year | 2011-12-31 | $1,116,581 |
| Income. Dividends from preferred stock | 2011-12-31 | $262,211 |
| Income. Dividends from common stock | 2011-12-31 | $16,439,244 |
| Asset. Corporate debt instrument preferred debt at end of year | 2011-12-31 | $115,884,712 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2011-12-31 | $89,875,000 |
| Asset. Corporate debt instrument debt (other) at end of year | 2011-12-31 | $115,826,315 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2011-12-31 | $185,536,811 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2011-12-31 | $612,377,493 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2011-12-31 | $762,056,271 |
| Did the plan have assets held for investment | 2011-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2011-12-31 | $1,188,433,149 |
| Aggregate carrying amount (costs) on sale of assets | 2011-12-31 | $1,182,722,875 |
| 2010 : IBERDROLA USA MANAGEMENT CORPORATION MASTER TRUST 2010 401k financial data |
|---|
| Unrealized appreciation/depreciation of real estate assets | 2010-12-31 | $4,162,926 |
| Unrealized appreciation/depreciation of other (non real estate) assets | 2010-12-31 | $77,654,495 |
| Total unrealized appreciation/depreciation of assets | 2010-12-31 | $81,817,421 |
| Total transfer of assets to this plan | 2010-12-31 | $10,135,000 |
| Total transfer of assets from this plan | 2010-12-31 | $438,059,470 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2010-12-31 | $31,851,570 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2010-12-31 | $29,394,549 |
| Total income from all sources (including contributions) | 2010-12-31 | $283,113,248 |
| Total loss/gain on sale of assets | 2010-12-31 | $35,173,645 |
| Total of all expenses incurred | 2010-12-31 | $6,498,906 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2010-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2010-12-31 | $0 |
| Value of total assets at end of year | 2010-12-31 | $1,984,588,007 |
| Value of total assets at beginning of year | 2010-12-31 | $2,133,441,114 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2010-12-31 | $6,498,906 |
| Total interest from all sources | 2010-12-31 | $24,474,768 |
| Total dividends received (eg from common stock, registered investment company shares) | 2010-12-31 | $26,681,981 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2010-12-31 | $9,054,411 |
| Assets. Real estate other than employer real property at end of year | 2010-12-31 | $45,373,742 |
| Assets. Real estate other than employer real property at beginning of year | 2010-12-31 | $40,682,181 |
| Administrative expenses professional fees incurred | 2010-12-31 | $54,495 |
| Assets. Corporate prefeered stocks other than exployer securities at end of year | 2010-12-31 | $7,038,933 |
| Assets. Corporate prefeered stocks other than exployer securities at beginning of year | 2010-12-31 | $7,975,636 |
| Were there any nonexempt tranactions with any party-in-interest | 2010-12-31 | No |
| Assets. Other investments not covered elsewhere at end of year | 2010-12-31 | $73,900,690 |
| Assets. Other investments not covered elsewhere at beginning of year | 2010-12-31 | $38,832,536 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2010-12-31 | $20,981,825 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2010-12-31 | $30,075,649 |
| Other income not declared elsewhere | 2010-12-31 | $953,583 |
| Administrative expenses (other) incurred | 2010-12-31 | $515,880 |
| Liabilities. Value of operating payables at end of year | 2010-12-31 | $31,851,570 |
| Liabilities. Value of operating payables at beginning of year | 2010-12-31 | $29,394,549 |
| Value of net income/loss | 2010-12-31 | $276,614,342 |
| Value of net assets at end of year (total assets less liabilities) | 2010-12-31 | $1,952,736,437 |
| Value of net assets at beginning of year (total assets less liabilities) | 2010-12-31 | $2,104,046,565 |
| Were any loans by the plan or fixed income obligations due to the plan in default | 2010-12-31 | No |
| Were any leases to which the plan was party in default or uncollectible | 2010-12-31 | No |
| Investment advisory and management fees | 2010-12-31 | $5,928,531 |
| Value of interest in registered invesment companies (eg mutual funds) at end of year | 2010-12-31 | $162,399,437 |
| Value of interest in registered invesment companies (eg mutual funds) at beginning of year | 2010-12-31 | $181,999,247 |
| Interest earned on other investments | 2010-12-31 | $3,537,386 |
| Income. Interest from US Government securities | 2010-12-31 | $1,648,299 |
| Income. Interest from corporate debt instruments | 2010-12-31 | $18,402,283 |
| Value of interest in common/collective trusts at end of year | 2010-12-31 | $370,563,145 |
| Value of interest in common/collective trusts at beginning of year | 2010-12-31 | $385,332,757 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at end of year | 2010-12-31 | $72,998,822 |
| Interest-bearing cash (include money market accounts & certificates of deposit) at beginning of the Year | 2010-12-31 | $66,568,216 |
| Value of interest bearing cash (including money market accounts and certificates of deposits) at beginning of year | 2010-12-31 | $66,568,216 |
| Interest earned from interest bearing cash (including money market accounts and certificates of deposit) | 2010-12-31 | $886,800 |
| Assets. Value of investments in 103.12 investment entities at end of year | 2010-12-31 | $167,367,975 |
| Assets. Value of investments in 103.12 investment entities at beginning of year | 2010-12-31 | $148,605,443 |
| Asset value of US Government securities at end of year | 2010-12-31 | $26,495,356 |
| Asset value of US Government securities at beginning of year | 2010-12-31 | $46,863,085 |
| Net investment gain/loss from registered investment companies (e.g. mutual funds) | 2010-12-31 | $53,514,228 |
| Net investment gain or loss from common/collective trusts | 2010-12-31 | $6,056,815 |
| Net gain/loss from 103.12 investment entities | 2010-12-31 | $54,440,807 |
| Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets | 2010-12-31 | Yes |
| Income. Dividends from preferred stock | 2010-12-31 | $349,994 |
| Income. Dividends from common stock | 2010-12-31 | $17,277,576 |
| Asset. Corporate debt instrument preferred debt at end of year | 2010-12-31 | $89,875,000 |
| Asset. Corporate debt instrument preferred debt at beginning of year | 2010-12-31 | $142,039,616 |
| Asset. Corporate debt instrument debt (other) at end of year | 2010-12-31 | $185,536,811 |
| Asset. Corporate debt instrument debt (other) at beginning of year | 2010-12-31 | $295,771,942 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2010-12-31 | $762,056,271 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2010-12-31 | $748,694,806 |
| Did the plan have assets held for investment | 2010-12-31 | Yes |
| Aggregate proceeds on sale of assets | 2010-12-31 | $1,305,579,545 |
| Aggregate carrying amount (costs) on sale of assets | 2010-12-31 | $1,270,405,900 |
