RUSSELL INVESTMENTS TRUST COMPANY has sponsored the creation of one or more 401k plans.
Submission information for form 5500 for 401k plan RUSSELL 1000 INDEX FUND SERIES I
| Measure | Date | Value |
|---|
| 2023 : RUSSELL 1000 INDEX FUND SERIES I 2023 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2023-12-31 | $151,373,201 |
| Total unrealized appreciation/depreciation of assets | 2023-12-31 | $151,373,201 |
| Total transfer of assets to this plan | 2023-12-31 | $106,002,630 |
| Total transfer of assets from this plan | 2023-12-31 | $405,242,685 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2023-12-31 | $153,519 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2023-12-31 | $44,411 |
| Total income from all sources (including contributions) | 2023-12-31 | $310,825,377 |
| Total loss/gain on sale of assets | 2023-12-31 | $159,452,176 |
| Total of all expenses incurred | 2023-12-31 | $260,899 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2023-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2023-12-31 | $0 |
| Value of total assets at end of year | 2023-12-31 | $1,281,188,988 |
| Value of total assets at beginning of year | 2023-12-31 | $1,269,755,457 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2023-12-31 | $260,899 |
| Total interest from all sources | 2023-12-31 | $0 |
| Total dividends received (eg from common stock, registered investment company shares) | 2023-12-31 | $0 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2023-12-31 | $3,738 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2023-12-31 | $374,706 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2023-12-31 | $153,519 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2023-12-31 | $44,411 |
| Administrative expenses (other) incurred | 2023-12-31 | $198,363 |
| Value of net income/loss | 2023-12-31 | $310,564,478 |
| Value of net assets at end of year (total assets less liabilities) | 2023-12-31 | $1,281,035,469 |
| Value of net assets at beginning of year (total assets less liabilities) | 2023-12-31 | $1,269,711,046 |
| Value of interest in common/collective trusts at end of year | 2023-12-31 | $1,281,185,250 |
| Value of interest in common/collective trusts at beginning of year | 2023-12-31 | $1,269,380,751 |
| Aggregate proceeds on sale of assets | 2023-12-31 | $400,895,419 |
| Aggregate carrying amount (costs) on sale of assets | 2023-12-31 | $241,443,243 |
| Unrealized appreciation/depreciation of other (non real estate) assets | 2023-01-01 | $151,373,201 |
| Total unrealized appreciation/depreciation of assets | 2023-01-01 | $151,373,201 |
| Total transfer of assets to this plan | 2023-01-01 | $106,002,630 |
| Total transfer of assets from this plan | 2023-01-01 | $405,242,685 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2023-01-01 | $153,519 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2023-01-01 | $44,411 |
| Total income from all sources (including contributions) | 2023-01-01 | $310,825,377 |
| Total loss/gain on sale of assets | 2023-01-01 | $159,452,176 |
| Total of all expenses incurred | 2023-01-01 | $260,899 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2023-01-01 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2023-01-01 | $0 |
| Value of total assets at end of year | 2023-01-01 | $1,281,188,988 |
| Value of total assets at beginning of year | 2023-01-01 | $1,269,755,457 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2023-01-01 | $260,899 |
| Total interest from all sources | 2023-01-01 | $0 |
| Total dividends received (eg from common stock, registered investment company shares) | 2023-01-01 | $0 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2023-01-01 | $3,738 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2023-01-01 | $374,706 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2023-01-01 | $153,519 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2023-01-01 | $44,411 |
| Administrative expenses (other) incurred | 2023-01-01 | $198,363 |
| Value of net income/loss | 2023-01-01 | $310,564,478 |
| Value of net assets at end of year (total assets less liabilities) | 2023-01-01 | $1,281,035,469 |
| Value of net assets at beginning of year (total assets less liabilities) | 2023-01-01 | $1,269,711,046 |
| Value of interest in common/collective trusts at end of year | 2023-01-01 | $1,281,185,250 |
| Value of interest in common/collective trusts at beginning of year | 2023-01-01 | $1,269,380,751 |
| Aggregate proceeds on sale of assets | 2023-01-01 | $400,895,419 |
| Aggregate carrying amount (costs) on sale of assets | 2023-01-01 | $241,443,243 |
| 2022 : RUSSELL 1000 INDEX FUND SERIES I 2022 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2022-12-31 | $-517,543,548 |
| Total unrealized appreciation/depreciation of assets | 2022-12-31 | $-517,543,548 |
| Total transfer of assets to this plan | 2022-12-31 | $253,853,863 |
| Total transfer of assets from this plan | 2022-12-31 | $480,221,808 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2022-12-31 | $44,411 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2022-12-31 | $39,694 |
| Total income from all sources (including contributions) | 2022-12-31 | $-317,955,741 |
| Total loss/gain on sale of assets | 2022-12-31 | $199,587,807 |
| Total of all expenses incurred | 2022-12-31 | $40,185 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2022-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2022-12-31 | $0 |
| Value of total assets at end of year | 2022-12-31 | $1,269,755,457 |
| Value of total assets at beginning of year | 2022-12-31 | $1,814,114,611 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2022-12-31 | $40,185 |
| Total interest from all sources | 2022-12-31 | $0 |
| Total dividends received (eg from common stock, registered investment company shares) | 2022-12-31 | $0 |
| Administrative expenses professional fees incurred | 2022-12-31 | $40,185 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2022-12-31 | $374,706 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2022-12-31 | $614,275 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2022-12-31 | $44,411 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2022-12-31 | $39,694 |
| Total non interest bearing cash at beginning of year | 2022-12-31 | $29,946 |
| Value of net income/loss | 2022-12-31 | $-317,995,926 |
| Value of net assets at end of year (total assets less liabilities) | 2022-12-31 | $1,269,711,046 |
| Value of net assets at beginning of year (total assets less liabilities) | 2022-12-31 | $1,814,074,917 |
| Value of interest in common/collective trusts at end of year | 2022-12-31 | $1,269,380,751 |
| Value of interest in common/collective trusts at beginning of year | 2022-12-31 | $1,813,470,390 |
| Aggregate proceeds on sale of assets | 2022-12-31 | $461,330,996 |
| Aggregate carrying amount (costs) on sale of assets | 2022-12-31 | $261,743,189 |
| Unrealized appreciation/depreciation of other (non real estate) assets | 2022-01-01 | $-517,543,548 |
| Total unrealized appreciation/depreciation of assets | 2022-01-01 | $-517,543,548 |
| Total transfer of assets to this plan | 2022-01-01 | $253,853,863 |
| Total transfer of assets from this plan | 2022-01-01 | $480,221,808 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2022-01-01 | $44,411 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2022-01-01 | $39,694 |
| Total income from all sources (including contributions) | 2022-01-01 | $-317,955,741 |
| Total loss/gain on sale of assets | 2022-01-01 | $199,587,807 |
| Total of all expenses incurred | 2022-01-01 | $40,185 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2022-01-01 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2022-01-01 | $0 |
| Value of total assets at end of year | 2022-01-01 | $1,269,755,457 |
| Value of total assets at beginning of year | 2022-01-01 | $1,814,114,611 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2022-01-01 | $40,185 |
| Total interest from all sources | 2022-01-01 | $0 |
| Total dividends received (eg from common stock, registered investment company shares) | 2022-01-01 | $0 |
| Administrative expenses professional fees incurred | 2022-01-01 | $40,185 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2022-01-01 | $374,706 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2022-01-01 | $614,275 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2022-01-01 | $44,411 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2022-01-01 | $39,694 |
| Total non interest bearing cash at beginning of year | 2022-01-01 | $29,946 |
| Value of net income/loss | 2022-01-01 | $-317,995,926 |
| Value of net assets at end of year (total assets less liabilities) | 2022-01-01 | $1,269,711,046 |
| Value of net assets at beginning of year (total assets less liabilities) | 2022-01-01 | $1,814,074,917 |
| Value of interest in common/collective trusts at end of year | 2022-01-01 | $1,269,380,751 |
| Value of interest in common/collective trusts at beginning of year | 2022-01-01 | $1,813,470,390 |
| Aggregate proceeds on sale of assets | 2022-01-01 | $461,330,996 |
| Aggregate carrying amount (costs) on sale of assets | 2022-01-01 | $261,743,189 |
| 2021 : RUSSELL 1000 INDEX FUND SERIES I 2021 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2021-12-31 | $43,912,219 |
| Total unrealized appreciation/depreciation of assets | 2021-12-31 | $43,912,219 |
| Total transfer of assets to this plan | 2021-12-31 | $221,664,016 |
| Total transfer of assets from this plan | 2021-12-31 | $804,558,747 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2021-12-31 | $39,694 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2021-12-31 | $8,686 |
| Total income from all sources (including contributions) | 2021-12-31 | $431,507,179 |
| Total loss/gain on sale of assets | 2021-12-31 | $387,523,348 |
| Total of all expenses incurred | 2021-12-31 | $54,053 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2021-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2021-12-31 | $0 |
| Value of total assets at end of year | 2021-12-31 | $1,814,114,611 |
| Value of total assets at beginning of year | 2021-12-31 | $1,965,525,208 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2021-12-31 | $54,053 |
| Total interest from all sources | 2021-12-31 | $0 |
| Total dividends received (eg from common stock, registered investment company shares) | 2021-12-31 | $71,612 |
| Administrative expenses professional fees incurred | 2021-12-31 | $54,053 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2021-12-31 | $614,275 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2021-12-31 | $1,361 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2021-12-31 | $39,694 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2021-12-31 | $8,686 |
| Total non interest bearing cash at end of year | 2021-12-31 | $29,946 |
| Value of net income/loss | 2021-12-31 | $431,453,126 |
| Value of net assets at end of year (total assets less liabilities) | 2021-12-31 | $1,814,074,917 |
| Value of net assets at beginning of year (total assets less liabilities) | 2021-12-31 | $1,965,516,522 |
| Value of interest in common/collective trusts at end of year | 2021-12-31 | $1,813,470,390 |
| Value of interest in common/collective trusts at beginning of year | 2021-12-31 | $1,965,523,847 |
| Income. Dividends from common stock | 2021-12-31 | $71,612 |
| Aggregate proceeds on sale of assets | 2021-12-31 | $1,706,992,211 |
| Aggregate carrying amount (costs) on sale of assets | 2021-12-31 | $1,319,468,863 |
| 2020 : RUSSELL 1000 INDEX FUND SERIES I 2020 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2020-12-31 | $152,286,847 |
| Total unrealized appreciation/depreciation of assets | 2020-12-31 | $152,286,847 |
| Total transfer of assets to this plan | 2020-12-31 | $309,225,428 |
| Total transfer of assets from this plan | 2020-12-31 | $630,285,548 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2020-12-31 | $8,686 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2020-12-31 | $50,129,911 |
| Total income from all sources (including contributions) | 2020-12-31 | $371,235,845 |
| Total loss/gain on sale of assets | 2020-12-31 | $218,948,998 |
| Total of all expenses incurred | 2020-12-31 | $50,309 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2020-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2020-12-31 | $0 |
| Value of total assets at end of year | 2020-12-31 | $1,965,525,208 |
| Value of total assets at beginning of year | 2020-12-31 | $1,965,521,017 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2020-12-31 | $50,309 |
| Total interest from all sources | 2020-12-31 | $0 |
| Total dividends received (eg from common stock, registered investment company shares) | 2020-12-31 | $0 |
| Administrative expenses professional fees incurred | 2020-12-31 | $50,309 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2020-12-31 | $1,361 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2020-12-31 | $50,118,326 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2020-12-31 | $8,686 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2020-12-31 | $50,129,911 |
| Value of net income/loss | 2020-12-31 | $371,185,536 |
| Value of net assets at end of year (total assets less liabilities) | 2020-12-31 | $1,965,516,522 |
| Value of net assets at beginning of year (total assets less liabilities) | 2020-12-31 | $1,915,391,106 |
| Value of interest in common/collective trusts at end of year | 2020-12-31 | $1,965,523,847 |
| Value of interest in common/collective trusts at beginning of year | 2020-12-31 | $1,915,402,691 |
| Aggregate proceeds on sale of assets | 2020-12-31 | $591,654,883 |
| Aggregate carrying amount (costs) on sale of assets | 2020-12-31 | $372,705,885 |
| 2019 : RUSSELL 1000 INDEX FUND SERIES I 2019 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2019-12-31 | $294,548,706 |
| Total unrealized appreciation/depreciation of assets | 2019-12-31 | $294,548,706 |
| Total transfer of assets to this plan | 2019-12-31 | $269,954,010 |
| Total transfer of assets from this plan | 2019-12-31 | $594,114,570 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2019-12-31 | $50,129,911 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2019-12-31 | $8,125 |
| Total income from all sources (including contributions) | 2019-12-31 | $500,239,726 |
| Total loss/gain on sale of assets | 2019-12-31 | $205,691,020 |
| Total of all expenses incurred | 2019-12-31 | $70,181 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2019-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2019-12-31 | $0 |
| Value of total assets at end of year | 2019-12-31 | $1,965,521,017 |
| Value of total assets at beginning of year | 2019-12-31 | $1,739,390,246 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2019-12-31 | $70,181 |
| Total interest from all sources | 2019-12-31 | $0 |
| Total dividends received (eg from common stock, registered investment company shares) | 2019-12-31 | $0 |
| Administrative expenses professional fees incurred | 2019-12-31 | $70,181 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2019-12-31 | $50,118,326 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2019-12-31 | $50,129,911 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2019-12-31 | $8,125 |
| Value of net income/loss | 2019-12-31 | $500,169,545 |
| Value of net assets at end of year (total assets less liabilities) | 2019-12-31 | $1,915,391,106 |
| Value of net assets at beginning of year (total assets less liabilities) | 2019-12-31 | $1,739,382,121 |
| Value of interest in common/collective trusts at end of year | 2019-12-31 | $1,915,402,691 |
| Value of interest in common/collective trusts at beginning of year | 2019-12-31 | $1,739,390,246 |
| Aggregate proceeds on sale of assets | 2019-12-31 | $594,183,961 |
| Aggregate carrying amount (costs) on sale of assets | 2019-12-31 | $388,492,941 |
| 2018 : RUSSELL 1000 INDEX FUND SERIES I 2018 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2018-12-31 | $-510,114,729 |
| Total unrealized appreciation/depreciation of assets | 2018-12-31 | $-510,114,729 |
| Total transfer of assets to this plan | 2018-12-31 | $1,132,132,928 |
| Total transfer of assets from this plan | 2018-12-31 | $1,841,643,843 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2018-12-31 | $8,125 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2018-12-31 | $10,508 |
| Total income from all sources (including contributions) | 2018-12-31 | $-61,261,172 |
| Total loss/gain on sale of assets | 2018-12-31 | $448,853,557 |
| Total of all expenses incurred | 2018-12-31 | $19,329 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2018-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2018-12-31 | $0 |
| Value of total assets at end of year | 2018-12-31 | $1,739,390,246 |
| Value of total assets at beginning of year | 2018-12-31 | $2,510,184,045 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2018-12-31 | $19,329 |
| Total interest from all sources | 2018-12-31 | $0 |
| Total dividends received (eg from common stock, registered investment company shares) | 2018-12-31 | $0 |
| Administrative expenses professional fees incurred | 2018-12-31 | $19,329 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2018-12-31 | $8,125 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2018-12-31 | $10,508 |
| Value of net income/loss | 2018-12-31 | $-61,280,501 |
| Value of net assets at end of year (total assets less liabilities) | 2018-12-31 | $1,739,382,121 |
| Value of net assets at beginning of year (total assets less liabilities) | 2018-12-31 | $2,510,173,537 |
| Value of interest in common/collective trusts at end of year | 2018-12-31 | $1,739,390,246 |
| Value of interest in common/collective trusts at beginning of year | 2018-12-31 | $2,510,184,045 |
| Aggregate proceeds on sale of assets | 2018-12-31 | $1,342,966,153 |
| Aggregate carrying amount (costs) on sale of assets | 2018-12-31 | $894,112,596 |
| 2017 : RUSSELL 1000 INDEX FUND SERIES I 2017 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2017-12-31 | $370,287,552 |
| Total unrealized appreciation/depreciation of assets | 2017-12-31 | $370,287,552 |
| Total transfer of assets to this plan | 2017-12-31 | $121,930,056 |
| Total transfer of assets from this plan | 2017-12-31 | $268,473,247 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2017-12-31 | $10,508 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2017-12-31 | $2,997,531 |
| Total income from all sources (including contributions) | 2017-12-31 | $456,743,614 |
| Total loss/gain on sale of assets | 2017-12-31 | $86,456,062 |
| Total of all expenses incurred | 2017-12-31 | $18,138 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2017-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2017-12-31 | $0 |
| Value of total assets at end of year | 2017-12-31 | $2,510,184,045 |
| Value of total assets at beginning of year | 2017-12-31 | $2,202,988,783 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2017-12-31 | $18,138 |
| Total interest from all sources | 2017-12-31 | $0 |
| Total dividends received (eg from common stock, registered investment company shares) | 2017-12-31 | $0 |
| Administrative expenses professional fees incurred | 2017-12-31 | $18,138 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2017-12-31 | $2,985,493 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2017-12-31 | $10,508 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2017-12-31 | $2,997,531 |
| Value of net income/loss | 2017-12-31 | $456,725,476 |
| Value of net assets at end of year (total assets less liabilities) | 2017-12-31 | $2,510,173,537 |
| Value of net assets at beginning of year (total assets less liabilities) | 2017-12-31 | $2,199,991,252 |
| Value of interest in common/collective trusts at end of year | 2017-12-31 | $2,510,184,045 |
| Value of interest in common/collective trusts at beginning of year | 2017-12-31 | $2,200,003,290 |
| Aggregate proceeds on sale of assets | 2017-12-31 | $260,964,053 |
| Aggregate carrying amount (costs) on sale of assets | 2017-12-31 | $174,507,991 |
| 2016 : RUSSELL 1000 INDEX FUND SERIES I 2016 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2016-12-31 | $184,732,729 |
| Total unrealized appreciation/depreciation of assets | 2016-12-31 | $184,732,729 |
| Total transfer of assets to this plan | 2016-12-31 | $259,257,168 |
| Total transfer of assets from this plan | 2016-12-31 | $222,321,774 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2016-12-31 | $2,997,531 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2016-12-31 | $290,390 |
| Total income from all sources (including contributions) | 2016-12-31 | $238,852,220 |
| Total loss/gain on sale of assets | 2016-12-31 | $54,119,491 |
| Total of all expenses incurred | 2016-12-31 | $19,842 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2016-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2016-12-31 | $0 |
| Value of total assets at end of year | 2016-12-31 | $2,202,988,783 |
| Value of total assets at beginning of year | 2016-12-31 | $1,924,513,870 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2016-12-31 | $19,842 |
| Total interest from all sources | 2016-12-31 | $0 |
| Total dividends received (eg from common stock, registered investment company shares) | 2016-12-31 | $0 |
| Administrative expenses professional fees incurred | 2016-12-31 | $19,842 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2016-12-31 | $2,985,493 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2016-12-31 | $280,035 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2016-12-31 | $2,997,531 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2016-12-31 | $290,390 |
| Value of net income/loss | 2016-12-31 | $238,832,378 |
| Value of net assets at end of year (total assets less liabilities) | 2016-12-31 | $2,199,991,252 |
| Value of net assets at beginning of year (total assets less liabilities) | 2016-12-31 | $1,924,223,480 |
| Value of interest in common/collective trusts at end of year | 2016-12-31 | $2,200,003,290 |
| Value of interest in common/collective trusts at beginning of year | 2016-12-31 | $1,924,233,835 |
| Aggregate proceeds on sale of assets | 2016-12-31 | $219,355,602 |
| Aggregate carrying amount (costs) on sale of assets | 2016-12-31 | $165,236,111 |
| 2015 : RUSSELL 1000 INDEX FUND SERIES I 2015 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2015-12-31 | $-37,254,991 |
| Total unrealized appreciation/depreciation of assets | 2015-12-31 | $-37,254,991 |
| Total transfer of assets to this plan | 2015-12-31 | $774,654,291 |
| Total transfer of assets from this plan | 2015-12-31 | $249,604,630 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2015-12-31 | $290,390 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2015-12-31 | $148,435 |
| Total income from all sources (including contributions) | 2015-12-31 | $15,864,298 |
| Total loss/gain on sale of assets | 2015-12-31 | $53,119,289 |
| Total of all expenses incurred | 2015-12-31 | $15,744 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2015-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2015-12-31 | $0 |
| Value of total assets at end of year | 2015-12-31 | $1,924,513,870 |
| Value of total assets at beginning of year | 2015-12-31 | $1,383,473,700 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2015-12-31 | $15,744 |
| Total interest from all sources | 2015-12-31 | $0 |
| Total dividends received (eg from common stock, registered investment company shares) | 2015-12-31 | $0 |
| Administrative expenses professional fees incurred | 2015-12-31 | $15,744 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2015-12-31 | $280,035 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2015-12-31 | $128,778 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2015-12-31 | $290,390 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2015-12-31 | $148,435 |
| Value of net income/loss | 2015-12-31 | $15,848,554 |
| Value of net assets at end of year (total assets less liabilities) | 2015-12-31 | $1,924,223,480 |
| Value of net assets at beginning of year (total assets less liabilities) | 2015-12-31 | $1,383,325,265 |
| Value of interest in common/collective trusts at end of year | 2015-12-31 | $1,924,233,835 |
| Value of interest in common/collective trusts at beginning of year | 2015-12-31 | $1,383,344,922 |
| Aggregate proceeds on sale of assets | 2015-12-31 | $234,942,868 |
| Aggregate carrying amount (costs) on sale of assets | 2015-12-31 | $181,823,579 |
| 2014 : RUSSELL 1000 INDEX FUND SERIES I 2014 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2014-12-31 | $81,988,759 |
| Total unrealized appreciation/depreciation of assets | 2014-12-31 | $81,988,759 |
| Total transfer of assets to this plan | 2014-12-31 | $194,123,655 |
| Total transfer of assets from this plan | 2014-12-31 | $242,115,621 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2014-12-31 | $148,435 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2014-12-31 | $7,285,181 |
| Total income from all sources (including contributions) | 2014-12-31 | $157,381,266 |
| Total loss/gain on sale of assets | 2014-12-31 | $75,392,507 |
| Total of all expenses incurred | 2014-12-31 | $15,963 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2014-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2014-12-31 | $0 |
| Value of total assets at end of year | 2014-12-31 | $1,383,473,700 |
| Value of total assets at beginning of year | 2014-12-31 | $1,281,237,109 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2014-12-31 | $15,963 |
| Total interest from all sources | 2014-12-31 | $0 |
| Total dividends received (eg from common stock, registered investment company shares) | 2014-12-31 | $0 |
| Administrative expenses professional fees incurred | 2014-12-31 | $15,963 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2014-12-31 | $128,778 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2014-12-31 | $7,275,000 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2014-12-31 | $148,435 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2014-12-31 | $7,285,181 |
| Value of net income/loss | 2014-12-31 | $157,365,303 |
| Value of net assets at end of year (total assets less liabilities) | 2014-12-31 | $1,383,325,265 |
| Value of net assets at beginning of year (total assets less liabilities) | 2014-12-31 | $1,273,951,928 |
| Value of interest in common/collective trusts at end of year | 2014-12-31 | $1,383,344,922 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2014-12-31 | $1,273,962,109 |
| Aggregate proceeds on sale of assets | 2014-12-31 | $241,772,338 |
| Aggregate carrying amount (costs) on sale of assets | 2014-12-31 | $166,379,831 |
| 2013 : RUSSELL 1000 INDEX FUND SERIES I 2013 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2013-12-31 | $197,272,651 |
| Total unrealized appreciation/depreciation of assets | 2013-12-31 | $197,272,651 |
| Total transfer of assets to this plan | 2013-12-31 | $481,832,591 |
| Total transfer of assets from this plan | 2013-12-31 | $338,449,385 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2013-12-31 | $7,285,181 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2013-12-31 | $1,055,186 |
| Total income from all sources (including contributions) | 2013-12-31 | $287,062,515 |
| Total loss/gain on sale of assets | 2013-12-31 | $89,762,853 |
| Total of all expenses incurred | 2013-12-31 | $16,137 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2013-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2013-12-31 | $0 |
| Value of total assets at end of year | 2013-12-31 | $1,281,237,109 |
| Value of total assets at beginning of year | 2013-12-31 | $844,577,530 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2013-12-31 | $16,137 |
| Total interest from all sources | 2013-12-31 | $0 |
| Total dividends received (eg from common stock, registered investment company shares) | 2013-12-31 | $27,011 |
| Total dividends received from registered investment company shares (eg mutual funds) | 2013-12-31 | $27,011 |
| Administrative expenses professional fees incurred | 2013-12-31 | $16,137 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2013-12-31 | $7,275,000 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2013-12-31 | $1,046,525 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2013-12-31 | $7,285,181 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2013-12-31 | $1,055,186 |
| Value of net income/loss | 2013-12-31 | $287,046,378 |
| Value of net assets at end of year (total assets less liabilities) | 2013-12-31 | $1,273,951,928 |
| Value of net assets at beginning of year (total assets less liabilities) | 2013-12-31 | $843,522,344 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2013-12-31 | $1,273,962,109 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2013-12-31 | $843,531,005 |
| Aggregate proceeds on sale of assets | 2013-12-31 | $522,059,832 |
| Aggregate carrying amount (costs) on sale of assets | 2013-12-31 | $432,296,979 |
| 2012 : RUSSELL 1000 INDEX FUND SERIES I 2012 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2012-12-31 | $78,879,038 |
| Total unrealized appreciation/depreciation of assets | 2012-12-31 | $78,879,038 |
| Total transfer of assets to this plan | 2012-12-31 | $263,117,445 |
| Total transfer of assets from this plan | 2012-12-31 | $191,949,131 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2012-12-31 | $1,055,186 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2012-12-31 | $870,931 |
| Total income from all sources (including contributions) | 2012-12-31 | $112,361,525 |
| Total loss/gain on sale of assets | 2012-12-31 | $33,482,487 |
| Total of all expenses incurred | 2012-12-31 | $17,745 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2012-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2012-12-31 | $0 |
| Value of total assets at end of year | 2012-12-31 | $844,577,530 |
| Value of total assets at beginning of year | 2012-12-31 | $660,881,181 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2012-12-31 | $17,745 |
| Total interest from all sources | 2012-12-31 | $0 |
| Total dividends received (eg from common stock, registered investment company shares) | 2012-12-31 | $0 |
| Administrative expenses professional fees incurred | 2012-12-31 | $17,745 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2012-12-31 | $1,046,525 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2012-12-31 | $927,521 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2012-12-31 | $1,055,186 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2012-12-31 | $870,931 |
| Value of net income/loss | 2012-12-31 | $112,343,780 |
| Value of net assets at end of year (total assets less liabilities) | 2012-12-31 | $843,522,344 |
| Value of net assets at beginning of year (total assets less liabilities) | 2012-12-31 | $660,010,250 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2012-12-31 | $843,531,005 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2012-12-31 | $659,953,660 |
| Aggregate proceeds on sale of assets | 2012-12-31 | $263,296,030 |
| Aggregate carrying amount (costs) on sale of assets | 2012-12-31 | $229,813,543 |
| 2011 : RUSSELL 1000 INDEX FUND SERIES I 2011 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2011-12-31 | $-33,535,662 |
| Total unrealized appreciation/depreciation of assets | 2011-12-31 | $-33,535,662 |
| Total transfer of assets to this plan | 2011-12-31 | $288,437,092 |
| Total transfer of assets from this plan | 2011-12-31 | $323,064,949 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2011-12-31 | $870,931 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2011-12-31 | $10,952 |
| Total income from all sources (including contributions) | 2011-12-31 | $24,883,555 |
| Total loss/gain on sale of assets | 2011-12-31 | $58,419,217 |
| Total of all expenses incurred | 2011-12-31 | $20,154 |
| Benefit payments and payments to participlants,beneficiaries,insurance carriers and others | 2011-12-31 | $0 |
| Total contributions o plan (from employers,participants, others, non cash contrinutions) | 2011-12-31 | $0 |
| Value of total assets at end of year | 2011-12-31 | $660,881,181 |
| Value of total assets at beginning of year | 2011-12-31 | $669,785,658 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2011-12-31 | $20,154 |
| Total interest from all sources | 2011-12-31 | $0 |
| Total dividends received (eg from common stock, registered investment company shares) | 2011-12-31 | $0 |
| Administrative expenses professional fees incurred | 2011-12-31 | $20,154 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2011-12-31 | $927,521 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2011-12-31 | $10,417 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2011-12-31 | $870,931 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2011-12-31 | $10,952 |
| Value of net income/loss | 2011-12-31 | $24,863,401 |
| Value of net assets at end of year (total assets less liabilities) | 2011-12-31 | $660,010,250 |
| Value of net assets at beginning of year (total assets less liabilities) | 2011-12-31 | $669,774,706 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2011-12-31 | $659,953,660 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2011-12-31 | $669,775,241 |
| Aggregate proceeds on sale of assets | 2011-12-31 | $323,138,355 |
| Aggregate carrying amount (costs) on sale of assets | 2011-12-31 | $264,719,138 |
| 2010 : RUSSELL 1000 INDEX FUND SERIES I 2010 401k financial data |
|---|
| Unrealized appreciation/depreciation of other (non real estate) assets | 2010-12-31 | $85,409,657 |
| Total unrealized appreciation/depreciation of assets | 2010-12-31 | $85,409,657 |
| Total transfer of assets to this plan | 2010-12-31 | $141,894,844 |
| Total transfer of assets from this plan | 2010-12-31 | $146,987,182 |
| Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2010-12-31 | $10,952 |
| Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities) | 2010-12-31 | $9,166 |
| Total income from all sources (including contributions) | 2010-12-31 | $106,168,235 |
| Total loss/gain on sale of assets | 2010-12-31 | $20,758,578 |
| Total of all expenses incurred | 2010-12-31 | $23,574 |
| 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 | $669,785,658 |
| Value of total assets at beginning of year | 2010-12-31 | $568,731,549 |
| Total of administrative expenses incurred including professional, contract, advisory and management fees | 2010-12-31 | $23,574 |
| Total interest from all sources | 2010-12-31 | $0 |
| Total dividends received (eg from common stock, registered investment company shares) | 2010-12-31 | $0 |
| Administrative expenses professional fees incurred | 2010-12-31 | $23,574 |
| Value of other receiveables (less allowance for doubtful accounts) at end of year | 2010-12-31 | $10,417 |
| Value of other receiveables (less allowance for doubtful accounts) at beginning of year | 2010-12-31 | $0 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year | 2010-12-31 | $10,952 |
| Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at beginning of year | 2010-12-31 | $9,166 |
| Value of net income/loss | 2010-12-31 | $106,144,661 |
| Value of net assets at end of year (total assets less liabilities) | 2010-12-31 | $669,774,706 |
| Value of net assets at beginning of year (total assets less liabilities) | 2010-12-31 | $568,722,383 |
| Value of interest in common/collective trusts at beginning of year | 2010-12-31 | $0 |
| Assets. Corporate common stocks other than exployer securities at end of year | 2010-12-31 | $669,775,241 |
| Assets. Corporate common stocks other than exployer securities at beginning of year | 2010-12-31 | $568,731,549 |
| Aggregate proceeds on sale of assets | 2010-12-31 | $147,020,401 |
| Aggregate carrying amount (costs) on sale of assets | 2010-12-31 | $126,261,823 |
