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Adoption of Accounting Pronouncement - Market Risk Benefit (Details) - USD ($) $ in Millions	Jun. 30, 2023	Dec. 31, 2022	Jun. 30, 2022	Jan. 01, 2022
Market Risk Benefit [Roll Forward]
Beginning Balance	$ 3,162	$ (2,489)	$ 3,250	$ 4,447
Reported
Market Risk Benefit [Roll Forward]
Beginning Balance				0
Adjustment for addition of existing balances
Market Risk Benefit [Roll Forward]
Beginning Balance				5,610
Adjustment to positive VOBA due to fair value adjustment for market risk benefits
Market Risk Benefit [Roll Forward]
Beginning Balance				(1,133)
Adjustment to negative VOBA due to fair value adjustment for market risk benefits
Market Risk Benefit [Roll Forward]
Beginning Balance				(30)
Traditional deferred annuities
Market Risk Benefit [Roll Forward]
Beginning Balance	194	(170)	201	253
Traditional deferred annuities | Reported
Market Risk Benefit [Roll Forward]
Beginning Balance				0
Traditional deferred annuities | Adjustment for addition of existing balances
Market Risk Benefit [Roll Forward]
Beginning Balance				221
Traditional deferred annuities | Adjustment to positive VOBA due to fair value adjustment for market risk benefits
Market Risk Benefit [Roll Forward]
Beginning Balance				32
Traditional deferred annuities | Adjustment to negative VOBA due to fair value adjustment for market risk benefits
Market Risk Benefit [Roll Forward]
Beginning Balance				0
Indexed annuities
Market Risk Benefit [Roll Forward]
Beginning Balance	$ 2,968	$ (2,319)	$ 3,049	4,194
Indexed annuities | Reported
Market Risk Benefit [Roll Forward]
Beginning Balance				0
Indexed annuities | Adjustment for addition of existing balances
Market Risk Benefit [Roll Forward]
Beginning Balance				5,389
Indexed annuities | Adjustment to positive VOBA due to fair value adjustment for market risk benefits
Market Risk Benefit [Roll Forward]
Beginning Balance				(1,165)
Indexed annuities | Adjustment to negative VOBA due to fair value adjustment for market risk benefits
Market Risk Benefit [Roll Forward]
Beginning Balance				$ (30)

X

- Definition

Amount, before effect of reinsurance and cumulative increase (decrease) in instrument-specific credit risk, of contract or contract feature in long-duration contract issued by insurance entity that both protects contract holder from other-than-nominal capital market risk and exposes insurance entity to other-than-nominal capital market risk.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 944
-SubTopic 40
-Name Accounting Standards Codification
-Section 65
-Paragraph 2
-Subparagraph (h)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480016/944-40-65-2

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 944
-SubTopic 40
-Name Accounting Standards Codification
-Section 55
-Paragraph 29G
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480046/944-40-55-29G

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 944
-SubTopic 40
-Name Accounting Standards Codification
-Section 50
-Paragraph 7B
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480081/944-40-50-7B

+ Details

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X

- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

+ Details

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