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Derivative Financial Instruments - Schedule of Change in Fair Value of Derivative Instruments (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Call options
Derivative [Line Items]
Change in fair value of derivatives	$ 55	$ (314)
Futures contracts
Derivative [Line Items]
Change in fair value of derivatives	5	3
Foreign currency forwards
Derivative [Line Items]
Change in fair value of derivatives	(1)	3
Other embedded derivatives
Derivative [Line Items]
Change in fair value of derivatives	1	(3)
Reinsurance related embedded derivatives
Derivative [Line Items]
Change in fair value of derivatives	(19)	122
Total net investment gains (losses)
Derivative [Line Items]
Change in fair value of derivatives	41	(189)
FIA/ IUL embedded derivatives (decrease) increase
Derivative [Line Items]
Change in fair value of derivatives	$ 454	$ (488)

X

- Definition

Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4A
-Subparagraph (b)(1)
-URI https://asc.fasb.org/extlink&oid=125515794&loc=SL5618551-113959

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- Definition

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+ References

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