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Derivative Instruments - Gains (Losses) Related to Derivatives Not Designated as Hedges (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Derivative [Line Items]
Total gains (losses) on derivatives not designated as hedges	$ (5,830)	$ 1,706	$ 2,164
Investment related gains (losses)
Derivative [Line Items]
Total gains (losses) on derivatives not designated as hedges	(8,764)	3,157	3,548
Equity options | Investment related gains (losses)
Derivative [Line Items]
Total gains (losses) on derivatives not designated as hedges	(2,647)	2,452	819
Futures | Investment related gains (losses)
Derivative [Line Items]
Total gains (losses) on derivatives not designated as hedges	(144)	81	123
Swaps | Investment related gains (losses)
Derivative [Line Items]
Total gains (losses) on derivatives not designated as hedges	56	15	82
Foreign currency forwards | Investment related gains (losses)
Derivative [Line Items]
Total gains (losses) on derivatives not designated as hedges	505	37	(127)
Embedded derivatives | Investment related gains (losses)
Derivative [Line Items]
Total gains (losses) on derivatives not designated as hedges	(6,534)	572	2,651
Embedded derivatives | Interest sensitive contract benefits
Derivative [Line Items]
Total gains (losses) on derivatives not designated as hedges	$ 2,934	$ (1,451)	$ (1,384)

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- Definition

Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4CC
-URI https://asc.fasb.org/extlink&oid=125515794&loc=SL109998890-113959

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (e)
-URI https://asc.fasb.org/extlink&oid=125515794&loc=SL5624171-113959

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