Policyholder Contract Deposits and Other Policyholder Funds - Unearned revenue liability (Details) - USD ($) $ in Millions |
3 Months Ended | ||
|---|---|---|---|
Mar. 31, 2024 |
Mar. 31, 2023 |
Dec. 31, 2023 |
|
| Other Policyholder Funds Rollforward [Roll Forward] | |||
| Balance, beginning of year | $ 1,865 | $ 1,834 | |
| Revenue deferred | 40 | 38 | |
| Amortization | (30) | (30) | |
| Balance, end of period | 1,875 | 1,842 | |
| Other reconciling items | 989 | 1,055 | |
| Other policyholder funds | 2,864 | 2,897 | $ 2,862 |
| Life Insurance | |||
| Other Policyholder Funds Rollforward [Roll Forward] | |||
| Balance, beginning of year | 1,770 | 1,727 | |
| Revenue deferred | 40 | 38 | |
| Amortization | (28) | (27) | |
| Balance, end of period | 1,782 | 1,738 | |
| Institutional Markets | |||
| Other Policyholder Funds Rollforward [Roll Forward] | |||
| Balance, beginning of year | 1 | 2 | |
| Revenue deferred | 0 | 0 | |
| Amortization | 0 | (1) | |
| Balance, end of period | 1 | 1 | |
| Corporate and Other | |||
| Other Policyholder Funds Rollforward [Roll Forward] | |||
| Balance, beginning of year | 94 | 105 | |
| Revenue deferred | 0 | 0 | |
| Amortization | (2) | (2) | |
| Balance, end of period | $ 92 | $ 103 | |