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Policyholder Account Balances - Summary of Policyholder Account Balances by Ranges (Details) - USD ($) $ in Millions | Jun. 30, 2024 | Dec. 31, 2023 | Jun. 30, 2023 | Dec. 31, 2022
--- | --- | --- | --- | ---
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | $ 124,113 | $ 120,737 |  |
Variable Annuities |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 32,853 | 29,141 | $ 26,257 | $ 22,184
Variable Annuities | At Guaranteed Minimum |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 1,841 |  | 2,103 |
Variable Annuities | 1-50 Basis Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Variable Annuities | 51-100 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Variable Annuities | 101-150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Variable Annuities | Greater Than 150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | $ 6 |  | $ 8 |
Variable Annuities | Up to 1.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 1.00% |  | 1.00% |
Policyholder account balances | $ 0 |  | $ 0 |
Variable Annuities | Up to 1.00% | At Guaranteed Minimum |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Variable Annuities | Up to 1.00% | 1-50 Basis Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Variable Annuities | Up to 1.00% | 51-100 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Variable Annuities | Up to 1.00% | 101-150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Variable Annuities | Up to 1.00% | Greater Than 150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Variable Annuities | 1.01% - 2.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 10 |  | 12 |
Variable Annuities | 1.01% - 2.00% | At Guaranteed Minimum |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 4 |  | 4 |
Variable Annuities | 1.01% - 2.00% | 1-50 Basis Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Variable Annuities | 1.01% - 2.00% | 51-100 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Variable Annuities | 1.01% - 2.00% | 101-150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Variable Annuities | 1.01% - 2.00% | Greater Than 150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 6 |  | 8 |
Variable Annuities | 2.01% - 3.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 539 |  | 619 |
Variable Annuities | 2.01% - 3.00% | At Guaranteed Minimum |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 539 |  | 619 |
Variable Annuities | 2.01% - 3.00% | 1-50 Basis Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Variable Annuities | 2.01% - 3.00% | 51-100 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Variable Annuities | 2.01% - 3.00% | 101-150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Variable Annuities | 2.01% - 3.00% | Greater Than 150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Variable Annuities | 3.01% - 4.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 1,289 |  | 1,470 |
Variable Annuities | 3.01% - 4.00% | At Guaranteed Minimum |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 1,289 |  | 1,470 |
Variable Annuities | 3.01% - 4.00% | 1-50 Basis Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Variable Annuities | 3.01% - 4.00% | 51-100 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Variable Annuities | 3.01% - 4.00% | 101-150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Variable Annuities | 3.01% - 4.00% | Greater Than 150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | $ 0 |  | $ 0 |
Variable Annuities | 4.01% and above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 4.01% |  | 4.01% |
Policyholder account balances | $ 9 |  | $ 10 |
Variable Annuities | 4.01% and above | At Guaranteed Minimum |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 9 |  | 10 |
Variable Annuities | 4.01% and above | 1-50 Basis Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Variable Annuities | 4.01% and above | 51-100 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Variable Annuities | 4.01% and above | 101-150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Variable Annuities | 4.01% and above | Greater Than 150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Variable Annuities | Other |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 31,006 |  | 24,146 |
Variable Annuities | Other | At Guaranteed Minimum |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Variable Annuities | Other | 1-50 Basis Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Variable Annuities | Other | 51-100 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Variable Annuities | Other | 101-150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Variable Annuities | Other | Greater Than 150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | $ 0 |  | $ 0 |
Variable Annuities | Minimum | 1.01% - 2.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 1.01% |  | 1.01% |
Variable Annuities | Minimum | 2.01% - 3.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 2.01% |  | 2.01% |
Variable Annuities | Minimum | 3.01% - 4.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 3.01% |  | 3.01% |
Variable Annuities | Maximum | 1.01% - 2.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 2.00% |  | 2.00% |
Variable Annuities | Maximum | 2.01% - 3.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 3.00% |  | 3.00% |
Variable Annuities | Maximum | 3.01% - 4.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 4.00% |  | 4.00% |
Fixed Annuities |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | $ 25,837 | 25,355 | $ 23,813 | 23,365
Fixed Annuities | At Guaranteed Minimum |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 3,845 |  | 4,335 |
Fixed Annuities | 1-50 Basis Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 782 |  | 550 |
Fixed Annuities | 51-100 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 878 |  | 715 |
Fixed Annuities | 101-150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 793 |  | 965 |
Fixed Annuities | Greater Than 150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | $ 6,796 |  | $ 3,379 |
Fixed Annuities | Up to 1.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 1.00% |  | 1.00% |
Policyholder account balances | $ 4,745 |  | $ 4,448 |
Fixed Annuities | Up to 1.00% | At Guaranteed Minimum |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 615 |  | 756 |
Fixed Annuities | Up to 1.00% | 1-50 Basis Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 609 |  | 414 |
Fixed Annuities | Up to 1.00% | 51-100 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 594 |  | 515 |
Fixed Annuities | Up to 1.00% | 101-150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 463 |  | 467 |
Fixed Annuities | Up to 1.00% | Greater Than 150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 2,464 |  | 2,296 |
Fixed Annuities | 1.01% - 2.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 5,346 |  | 2,485 |
Fixed Annuities | 1.01% - 2.00% | At Guaranteed Minimum |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 304 |  | 577 |
Fixed Annuities | 1.01% - 2.00% | 1-50 Basis Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 133 |  | 133 |
Fixed Annuities | 1.01% - 2.00% | 51-100 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 279 |  | 194 |
Fixed Annuities | 1.01% - 2.00% | 101-150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 329 |  | 498 |
Fixed Annuities | 1.01% - 2.00% | Greater Than 150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 4,301 |  | 1,083 |
Fixed Annuities | 2.01% - 3.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 1,771 |  | 1,755 |
Fixed Annuities | 2.01% - 3.00% | At Guaranteed Minimum |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 1,694 |  | 1,746 |
Fixed Annuities | 2.01% - 3.00% | 1-50 Basis Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 40 |  | 3 |
Fixed Annuities | 2.01% - 3.00% | 51-100 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 5 |  | 6 |
Fixed Annuities | 2.01% - 3.00% | 101-150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 1 |  | 0 |
Fixed Annuities | 2.01% - 3.00% | Greater Than 150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 31 |  | 0 |
Fixed Annuities | 3.01% - 4.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 1,059 |  | 1,072 |
Fixed Annuities | 3.01% - 4.00% | At Guaranteed Minimum |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 1,059 |  | 1,072 |
Fixed Annuities | 3.01% - 4.00% | 1-50 Basis Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Fixed Annuities | 3.01% - 4.00% | 51-100 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Fixed Annuities | 3.01% - 4.00% | 101-150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Fixed Annuities | 3.01% - 4.00% | Greater Than 150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | $ 0 |  | $ 0 |
Fixed Annuities | 4.01% and above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 4.01% |  | 4.01% |
Policyholder account balances | $ 173 |  | $ 184 |
Fixed Annuities | 4.01% and above | At Guaranteed Minimum |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 173 |  | 184 |
Fixed Annuities | 4.01% and above | 1-50 Basis Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Fixed Annuities | 4.01% and above | 51-100 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Fixed Annuities | 4.01% and above | 101-150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Fixed Annuities | 4.01% and above | Greater Than 150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Fixed Annuities | Other |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 12,743 |  | 13,869 |
Fixed Annuities | Other | At Guaranteed Minimum |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Fixed Annuities | Other | 1-50 Basis Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Fixed Annuities | Other | 51-100 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Fixed Annuities | Other | 101-150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Fixed Annuities | Other | Greater Than 150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | $ 0 |  | $ 0 |
Fixed Annuities | Minimum | 1.01% - 2.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 1.01% |  | 1.01% |
Fixed Annuities | Minimum | 2.01% - 3.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 2.01% |  | 2.01% |
Fixed Annuities | Minimum | 3.01% - 4.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 3.01% |  | 3.01% |
Fixed Annuities | Maximum | 1.01% - 2.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 2.00% |  | 2.00% |
Fixed Annuities | Maximum | 2.01% - 3.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 3.00% |  | 3.00% |
Fixed Annuities | Maximum | 3.01% - 4.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 4.00% |  | 4.00% |
UL and Other |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | $ 36,848 | 37,180 | $ 37,458 | 37,694
UL and Other | At Guaranteed Minimum |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 26,716 |  | 27,556 |
UL and Other | 1-50 Basis Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 10 |  | 10 |
UL and Other | 51-100 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 369 |  | 352 |
UL and Other | 101-150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 119 |  | 46 |
UL and Other | Greater Than 150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | $ 3,228 |  | $ 3,647 |
UL and Other | Up to 1.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 1.00% |  | 1.00% |
Policyholder account balances | $ 643 |  | $ 1,059 |
UL and Other | Up to 1.00% | At Guaranteed Minimum |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 264 |  | 302 |
UL and Other | Up to 1.00% | 1-50 Basis Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
UL and Other | Up to 1.00% | 51-100 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 218 |  | 206 |
UL and Other | Up to 1.00% | 101-150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 119 |  | 46 |
UL and Other | Up to 1.00% | Greater Than 150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 42 |  | 505 |
UL and Other | 1.01% - 2.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 3,730 |  | 3,705 |
UL and Other | 1.01% - 2.00% | At Guaranteed Minimum |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 544 |  | 557 |
UL and Other | 1.01% - 2.00% | 1-50 Basis Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
UL and Other | 1.01% - 2.00% | 51-100 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 6 |
UL and Other | 1.01% - 2.00% | 101-150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
UL and Other | 1.01% - 2.00% | Greater Than 150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 3,186 |  | 3,142 |
UL and Other | 2.01% - 3.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 6,957 |  | 7,366 |
UL and Other | 2.01% - 3.00% | At Guaranteed Minimum |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 6,797 |  | 7,217 |
UL and Other | 2.01% - 3.00% | 1-50 Basis Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 10 |  | 10 |
UL and Other | 2.01% - 3.00% | 51-100 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 150 |  | 139 |
UL and Other | 2.01% - 3.00% | 101-150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
UL and Other | 2.01% - 3.00% | Greater Than 150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
UL and Other | 3.01% - 4.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 15,433 |  | 15,674 |
UL and Other | 3.01% - 4.00% | At Guaranteed Minimum |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 15,432 |  | 15,673 |
UL and Other | 3.01% - 4.00% | 1-50 Basis Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
UL and Other | 3.01% - 4.00% | 51-100 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 1 |  | 1 |
UL and Other | 3.01% - 4.00% | 101-150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
UL and Other | 3.01% - 4.00% | Greater Than 150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | $ 0 |  | $ 0 |
UL and Other | 4.01% and above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 4.01% |  | 4.01% |
Policyholder account balances | $ 3,679 |  | $ 3,807 |
UL and Other | 4.01% and above | At Guaranteed Minimum |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 3,679 |  | 3,807 |
UL and Other | 4.01% and above | 1-50 Basis Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
UL and Other | 4.01% and above | 51-100 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
UL and Other | 4.01% and above | 101-150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
UL and Other | 4.01% and above | Greater Than 150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
UL and Other | Other |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 6,406 |  | 5,847 |
UL and Other | Other | At Guaranteed Minimum |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
UL and Other | Other | 1-50 Basis Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
UL and Other | Other | 51-100 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
UL and Other | Other | 101-150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
UL and Other | Other | Greater Than 150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | $ 0 |  | $ 0 |
UL and Other | Minimum | 1.01% - 2.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 1.01% |  | 1.01% |
UL and Other | Minimum | 2.01% - 3.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 2.01% |  | 2.01% |
UL and Other | Minimum | 3.01% - 4.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 3.01% |  | 3.01% |
UL and Other | Maximum | 1.01% - 2.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 2.00% |  | 2.00% |
UL and Other | Maximum | 2.01% - 3.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 3.00% |  | 3.00% |
UL and Other | Maximum | 3.01% - 4.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 4.00% |  | 4.00% |
Retirement Plan Services |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | $ 23,598 | $ 23,784 | $ 24,430 | $ 25,138
Retirement Plan Services | At Guaranteed Minimum |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 9,677 |  | 10,880 |
Retirement Plan Services | 1-50 Basis Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 2,232 |  | 3,628 |
Retirement Plan Services | 51-100 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 2,115 |  | 4,276 |
Retirement Plan Services | 101-150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 4,843 |  | 3,224 |
Retirement Plan Services | Greater Than 150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | $ 4,731 |  | $ 2,422 |
Retirement Plan Services | Up to 1.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 1.00% |  | 1.00% |
Policyholder account balances | $ 9,913 |  | $ 9,554 |
Retirement Plan Services | Up to 1.00% | At Guaranteed Minimum |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 489 |  | 601 |
Retirement Plan Services | Up to 1.00% | 1-50 Basis Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 502 |  | 746 |
Retirement Plan Services | Up to 1.00% | 51-100 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 727 |  | 3,092 |
Retirement Plan Services | Up to 1.00% | 101-150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 3,684 |  | 2,693 |
Retirement Plan Services | Up to 1.00% | Greater Than 150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 4,511 |  | 2,422 |
Retirement Plan Services | 1.01% - 2.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 4,913 |  | 5,232 |
Retirement Plan Services | 1.01% - 2.00% | At Guaranteed Minimum |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 509 |  | 637 |
Retirement Plan Services | 1.01% - 2.00% | 1-50 Basis Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 1,648 |  | 2,880 |
Retirement Plan Services | 1.01% - 2.00% | 51-100 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 1,382 |  | 1,184 |
Retirement Plan Services | 1.01% - 2.00% | 101-150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 1,154 |  | 531 |
Retirement Plan Services | 1.01% - 2.00% | Greater Than 150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 220 |  | 0 |
Retirement Plan Services | 2.01% - 3.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 2,420 |  | 2,648 |
Retirement Plan Services | 2.01% - 3.00% | At Guaranteed Minimum |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 2,394 |  | 2,647 |
Retirement Plan Services | 2.01% - 3.00% | 1-50 Basis Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 25 |  | 1 |
Retirement Plan Services | 2.01% - 3.00% | 51-100 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 1 |  | 0 |
Retirement Plan Services | 2.01% - 3.00% | 101-150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Retirement Plan Services | 2.01% - 3.00% | Greater Than 150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Retirement Plan Services | 3.01% - 4.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 4,734 |  | 5,350 |
Retirement Plan Services | 3.01% - 4.00% | At Guaranteed Minimum |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 4,667 |  | 5,349 |
Retirement Plan Services | 3.01% - 4.00% | 1-50 Basis Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 57 |  | 1 |
Retirement Plan Services | 3.01% - 4.00% | 51-100 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 5 |  | 0 |
Retirement Plan Services | 3.01% - 4.00% | 101-150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 5 |  | 0 |
Retirement Plan Services | 3.01% - 4.00% | Greater Than 150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | $ 0 |  | $ 0 |
Retirement Plan Services | 4.01% and above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 4.01% |  | 4.01% |
Policyholder account balances | $ 1,618 |  | $ 1,646 |
Retirement Plan Services | 4.01% and above | At Guaranteed Minimum |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 1,618 |  | 1,646 |
Retirement Plan Services | 4.01% and above | 1-50 Basis Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Retirement Plan Services | 4.01% and above | 51-100 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Retirement Plan Services | 4.01% and above | 101-150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | 0 |  | 0 |
Retirement Plan Services | 4.01% and above | Greater Than 150 Basis Points Above |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Policyholder account balances | $ 0 |  | $ 0 |
Retirement Plan Services | Minimum | 1.01% - 2.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 1.01% |  | 1.01% |
Retirement Plan Services | Minimum | 2.01% - 3.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 2.01% |  | 2.01% |
Retirement Plan Services | Minimum | 3.01% - 4.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 3.01% |  | 3.01% |
Retirement Plan Services | Maximum | 1.01% - 2.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 2.00% |  | 2.00% |
Retirement Plan Services | Maximum | 2.01% - 3.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 3.00% |  | 3.00% |
Retirement Plan Services | Maximum | 3.01% - 4.00% |  |  |  |
Policyholder Account Balance [Line Items] |  |  |  |
Range of guaranteed minimum crediting rate | 4.00% |  | 4.00% |

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