INVESTMENTS - Information Regarding Pretax Net Gains and Losses From Investments (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Gain (Loss) on Securities [Line Items]
Gross gains (losses) from sales and redemptions	$ (3)	$ 36	$ 7	$ 33
Net investment gains (losses)	(1,408)	423	239	1,101
Credit losses:
Fixed maturity securities held-to-maturity	0	0	0	1
Commercial mortgage and other loans	(85)	(83)	(113)	(116)
Impairment losses	(55)	0	(55)	0
Loan commitments	(1)	1	2	5
Reinsurance recoverables and other	0	0	5	(3)
Total credit losses	(141)	(82)	(161)	(113)
Derivatives and other:
Derivative gains (losses)	436	(53)	(54)	(630)
Foreign currency gains (losses)	(1,821)	434	21	1,651
Fixed maturity securities
Gain (Loss) on Securities [Line Items]
Gross gains from sales	1	3	41	11
Gross losses from sales	(66)	(13)	(375)	(22)
Foreign currency gains (losses)	173	51	660	136
Debt Securities, Financing Receivables, and Other Investments
Gain (Loss) on Securities [Line Items]
Net investment gains (losses)	105	77	333	158
Equity securities
Gain (Loss) on Securities [Line Items]
Net investment gains (losses)	13	47	100	35
Derivatives and other
Gain (Loss) on Securities [Line Items]
Net investment gains (losses)	$ (1,385)	$ 381	$ (33)	$ 1,021

Foreign currency translation gains (losses) on remeasurement of monetary assets

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