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Value of Business Acquired, Deferred Acquisition Costs and Deferred Sales Inducements - Narrative (Details) - USD ($) $ in Millions | 6 Months Ended
--- | ---
Jun. 30, 2024 | Jun. 30, 2023
Goodwill and Intangible Assets Disclosure [Abstract] |  |
VOBA amortization including actuarial model updates and refinements | $ 95 |
VOBA amortization | 80 | $ 86
DAC amortization | 125 | 83
Indexed Annuity |  |
Goodwill and Intangible Assets Disclosure [Abstract] |  |
VOBA amortization | 66 | 71
DAC amortization | 69 | 47
Finite-Lived Intangible Assets [Line Items] |  |
DSI amortization | $ 16 | $ 10

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