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Derivative Instruments - Effects of Qualifying and Non-Qualifying Hedges (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Realized gain (loss) | $ 663 | $ (1,784) | $ 230 | $ (2,612)
Net investment income | 1,332 | 1,508 | 2,679 | 2,974
Interest and debt expense | 86 | 84 | 167 | 166
Qualifying Hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Realized gain (loss) | 663 | (1,784) | 230 | (2,612)
Net investment income | 1,332 | 1,508 | 2,679 | 2,974
Interest and debt expense | 86 | 84 | 167 | 166
Realized Gain (Loss) | Qualifying Hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Interest rate contracts, amount of gain or (loss) reclassified from AOCI into income | 0 | 0 | 0 | 0
Foreign currency contracts, amount of gain or (loss) reclassified from AOCI into income | (1) | 0 | (1) | 3
Realized Gain (Loss) | Interest rate contracts | Non-Qualifying Hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Non-Qualifying Hedges | (115) | (319) | (277) | 12
Realized Gain (Loss) | Foreign currency contracts | Non-Qualifying Hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Non-Qualifying Hedges |  |  | 0 | (2)
Realized Gain (Loss) | Equity market contracts | Non-Qualifying Hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Non-Qualifying Hedges | 817 | 809 | 2,951 | 750
Realized Gain (Loss) | Commodity contracts | Non-Qualifying Hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Non-Qualifying Hedges |  |  | 0 | 11
Realized Gain (Loss) | Credit contracts | Non-Qualifying Hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Non-Qualifying Hedges | 0 | (1) | 0 | (2)
Realized Gain (Loss) | Reinsurance-related | Non-Qualifying Hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Non-Qualifying Hedges | 200 | 1 | 398 | (48)
Realized Gain (Loss) | RILA, fixed indexed annuity and IUL contracts | Non-Qualifying Hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Non-Qualifying Hedges | (328) | (1,554) | (1,970) | (2,266)
Net Investment Income | Qualifying Hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Interest rate contracts, amount of gain or (loss) reclassified from AOCI into income | (1) | 0 | (1) | 0
Foreign currency contracts, amount of gain or (loss) reclassified from AOCI into income | 14 | 13 | 29 | 27
Net Investment Income | Interest rate contracts | Qualifying Hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Hedged items | (7) | (19) | (24) | (3)
Derivatives designated as hedging instruments | 7 | 19 | 24 | 3
Net Investment Income | Interest rate contracts | Non-Qualifying Hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Non-Qualifying Hedges | 0 | 0 | 0 | 0
Net Investment Income | Foreign currency contracts | Qualifying Hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Hedged items |  |  | (1) | 0
Derivatives designated as hedging instruments |  |  | 1 | 0
Net Investment Income | Foreign currency contracts | Non-Qualifying Hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Non-Qualifying Hedges |  |  | 0 | 0
Net Investment Income | Equity market contracts | Non-Qualifying Hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Non-Qualifying Hedges | 0 | 0 | 0 | 0
Net Investment Income | Commodity contracts | Non-Qualifying Hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Non-Qualifying Hedges |  |  | 0 | 0
Net Investment Income | Credit contracts | Non-Qualifying Hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Non-Qualifying Hedges | 0 | 0 | 0 | 0
Net Investment Income | Reinsurance-related | Non-Qualifying Hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Non-Qualifying Hedges | 0 | 0 | 0 | 0
Net Investment Income | RILA, fixed indexed annuity and IUL contracts | Non-Qualifying Hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Non-Qualifying Hedges | 0 | 0 | 0 | 0
Interest and Debt Expense | Qualifying Hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Interest rate contracts, amount of gain or (loss) reclassified from AOCI into income | 6 | 7 | 15 | 13
Foreign currency contracts, amount of gain or (loss) reclassified from AOCI into income | 0 | 0 | 0 | 0
Interest and Debt Expense | Interest rate contracts | Qualifying Hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Hedged items | 6 | 17 | 23 | (5)
Derivatives designated as hedging instruments | (6) | (17) | (23) | 5
Interest and Debt Expense | Interest rate contracts | Non-Qualifying Hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Non-Qualifying Hedges | 0 | 0 | 0 | 0
Interest and Debt Expense | Foreign currency contracts | Qualifying Hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Hedged items |  |  | 0 | 0
Derivatives designated as hedging instruments |  |  | 0 | 0
Interest and Debt Expense | Foreign currency contracts | Non-Qualifying Hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Non-Qualifying Hedges |  |  | 0 | 0
Interest and Debt Expense | Equity market contracts | Non-Qualifying Hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Non-Qualifying Hedges | 0 | 0 | 0 | 0
Interest and Debt Expense | Commodity contracts | Non-Qualifying Hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Non-Qualifying Hedges |  |  | 0 | 0
Interest and Debt Expense | Credit contracts | Non-Qualifying Hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Non-Qualifying Hedges | 0 | 0 | 0 | 0
Interest and Debt Expense | Reinsurance-related | Non-Qualifying Hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Non-Qualifying Hedges | 0 | 0 | 0 | 0
Interest and Debt Expense | RILA, fixed indexed annuity and IUL contracts | Non-Qualifying Hedges |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Non-Qualifying Hedges | $ 0 | $ 0 | $ 0 | $ 0

X
- Definition Amount of gain (loss) from the increase (decrease) in fair value of derivative and nonderivative instruments designated as fair value hedging instruments recognized in the income statement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 815 -SubTopic 25 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480238/815-25-50-1 + Details
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- Definition Amount of the increase (decrease) in fair value of the hedged item in a fair value hedge recognized in the income statement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 815 -SubTopic 25 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480238/815-25-50-1 + Details
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- Definition Amount of realized gain (loss) on investment in debt and equity securities. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 320 -Name Accounting Standards Codification -Section S99 -Paragraph 6 -Subparagraph (SX 210.12-14(Column C)(Footnote 4)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480032/946-320-S99-6 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 320 -Name Accounting Standards Codification -Section S99 -Paragraph 6 -Subparagraph (SX 210.12-14(Column C)(Footnote 6)(e)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480032/946-320-S99-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 320 -Name Accounting Standards Codification -Section S99 -Paragraph 6 -Subparagraph (SX 210.12-14(Column C)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480032/946-320-S99-6 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(7)(c)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(9)(a)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483621/220-10-S99-2 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.6-07(7)(a)(1)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483575/946-220-S99-1 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.6-07(7)(a)(2)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483575/946-220-S99-1 + Details
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