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Derivative Financial Instruments - Carrying Amounts of Derivative Instruments (Details) - USD ($) $ in Millions | Sep. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Derivative Instruments and Hedging Activities Disclosures |  |
Gross Notional | $ 37,815 | $ 35,048
Assets | 1,267 | 827
Liabilities | 6,135 | 5,121
Derivatives designated as hedging instruments |  |
Derivative Instruments and Hedging Activities Disclosures |  |
Gross Notional | 871 | 39
Assets | 12 | 2
Liabilities | 4 | 0
Derivatives designated as hedging instruments | Interest rate swaps |  |
Derivative Instruments and Hedging Activities Disclosures |  |
Gross Notional | 850 | 0
Assets | 12 | 0
Liabilities | 1 | 0
Derivatives designated as hedging instruments | Foreign currency swaps |  |
Derivative Instruments and Hedging Activities Disclosures |  |
Gross Notional | 21 | 39
Assets | 0 | 2
Liabilities | 3 | 0
Derivatives not designated as hedging instruments |  |
Derivative Instruments and Hedging Activities Disclosures |  |
Gross Notional | 36,944 | 35,009
Assets | 1,255 | 825
Liabilities | 6,131 | 5,121
Derivatives not designated as hedging instruments | Interest rate swaps |  |
Derivative Instruments and Hedging Activities Disclosures |  |
Gross Notional | 5,804 | 5,145
Assets | 84 | 19
Liabilities | 1 | 10
Derivatives not designated as hedging instruments | Foreign currency swaps |  |
Derivative Instruments and Hedging Activities Disclosures |  |
Gross Notional | 231 | 0
Assets | 0 | 0
Liabilities | 3 | 0
Derivatives not designated as hedging instruments | Equity options |  |
Derivative Instruments and Hedging Activities Disclosures |  |
Gross Notional | 30,709 | 29,594
Assets | 1,131 | 773
Liabilities | 0 | 0
Derivatives not designated as hedging instruments | Futures contracts |  |
Derivative Instruments and Hedging Activities Disclosures |  |
Gross Notional | 107 | 152
Assets | 1 | 0
Liabilities | 0 | 0
Derivatives not designated as hedging instruments | Other derivative investments |  |
Derivative Instruments and Hedging Activities Disclosures |  |
Gross Notional | 93 | 118
Assets | 0 | 1
Liabilities | 0 | 0
Derivatives not designated as hedging instruments | Other embedded derivatives |  |
Derivative Instruments and Hedging Activities Disclosures |  |
Gross Notional | 0 | 0
Assets | 39 | 32
Liabilities | 0 | 0
Derivatives not designated as hedging instruments | Indexed annuities/indexed universal life insurance ("IUL") embedded derivatives, included in Contractholder funds |  |
Derivative Instruments and Hedging Activities Disclosures |  |
Gross Notional | 0 | 0
Assets | 0 | 0
Liabilities | 6,083 | 5,220
Derivatives not designated as hedging instruments | Reinsurance related embedded derivatives |  |
Derivative Instruments and Hedging Activities Disclosures |  |
Gross Notional | 0 | 0
Assets | 0 | 0
Liabilities | $ 44 | $ (109)

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