Equity - Schedule of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period	$ 41,459	$ 49,110	$ 42,550	$ 51,301
Corebridge deconsolidation, net of tax	0	7,214	0	7,214
Other comprehensive income	916	6,694	1,552	5,637
Balance, end of period	41,529	44,475	41,529	44,475
Total
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period	(6,464)	(14,869)	(7,099)	(14,037)
Other comprehensive income	916	6,694	1,551	5,935
Balance, end of period	(5,548)	(7,565)	(5,548)	(7,565)
Unrealized Appreciation (Depreciation) of Fixed Maturity Securities on Which Allowance for Credit Losses Was Taken
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period	0	(66)	(4)	(106)
Balance, end of period	(6)	(38)	(6)	(38)
Unrealized Appreciation (Depreciation) of All Other Investments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period	(2,443)	(11,702)	(2,868)	(10,888)
Balance, end of period	(1,951)	(3,422)	(1,951)	(3,422)
Change in Fair Value of Market Risk Benefits Attributable to Changes in Our Own Credit Risk
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period	0	(493)	0	(476)
Balance, end of period	0	0	0	0
Change in the discount rates used to measure traditional and limited payment long-duration insurance contracts
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period	74	1,535	68	1,233
Balance, end of period	75	22	75	22
Foreign Currency Translation Adjustments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period	(3,328)	(3,329)	(3,521)	(2,979)
Balance, end of period	(2,899)	(3,322)	(2,899)	(3,322)
Retirement Plan Liabilities Adjustment
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period	(767)	(814)	(774)	(821)
Balance, end of period	(767)	(805)	(767)	(805)
Less: Noncontrolling interests
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Add: Corebridge noncontrolling interests		610		537
Less: Noncontrolling interests	0		1	(298)
Unrealized Appreciation (Depreciation) of Fixed Maturity Securities on Which Allowance for Credit Losses Was Taken
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Add: Corebridge noncontrolling interests		2		2
Less: Noncontrolling interests	0		0	17
Unrealized Appreciation (Depreciation) of All Other Investments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Add: Corebridge noncontrolling interests		693		610
Less: Noncontrolling interests	0		0	(559)
Change in Fair Value of Market Risk Benefits Attributable to Changes in Our Own Credit Risk
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Add: Corebridge noncontrolling interests		38		33
Less: Noncontrolling interests	0		0	(11)
Change in the discount rates used to measure traditional and limited payment long-duration insurance contracts
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Add: Corebridge noncontrolling interests		(120)		(105)
Less: Noncontrolling interests	0		0	258
Foreign Currency Translation Adjustments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Add: Corebridge noncontrolling interests		(3)		(3)
Less: Noncontrolling interests	0		1	(3)
Retirement Plan Liabilities Adjustment
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Add: Corebridge noncontrolling interests		0		0
Less: Noncontrolling interests	0		0	0
AOCI Including Portion Attributable to Noncontrolling Interest
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Change in unrealized appreciation (depreciation) of investments	505	(1,055)	827	(2,257)
Change in other	(9)	(9)	(3)	(4)
Change in fair value of market risk benefits, net		159		130
Change in discount rates		262	9	959
Change in future policy benefits		67		(59)
Change in foreign currency translation adjustments	414	85	589	(254)
Change in net actuarial loss	2	10	10	17
Change in prior service cost		1		3
Change in deferred tax asset (liability)	4	(40)	120	(112)
Corebridge deconsolidation, net of tax		7,214		7,214
Other comprehensive income	916	6,694	1,552	5,637
Unrealized Appreciation (Depreciation) of Fixed Maturity Securities on Which Allowance for Credit Losses Was Taken
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Change in unrealized appreciation (depreciation) of investments	(7)	(19)	(3)	53
Change in deferred tax asset (liability)	1	3	1	(12)
Corebridge deconsolidation, net of tax		42		42
Other comprehensive income	(6)	26	(2)	83
Unrealized Appreciation (Depreciation) of All Other Investments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Change in unrealized appreciation (depreciation) of investments	512	(1,036)	830	(2,310)
Change in other	(9)	(9)	(3)	(4)
Change in future policy benefits		67		(59)
Change in deferred tax asset (liability)	(11)	52	90	157
Corebridge deconsolidation, net of tax		8,513		8,513
Other comprehensive income	492	7,587	917	6,297
Change in Fair Value of Market Risk Benefits Attributable to Changes in Our Own Credit Risk
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Change in fair value of market risk benefits, net		159		130
Change in deferred tax asset (liability)	0	(34)	0	(28)
Corebridge deconsolidation, net of tax		330		330
Other comprehensive income	0	455	0	432
Change in the discount rates used to measure traditional and limited payment long-duration insurance contracts
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Change in discount rates		262	9	959
Change in deferred tax asset (liability)	1	(72)	(2)	(224)
Corebridge deconsolidation, net of tax		(1,583)		(1,583)
Other comprehensive income	1	(1,393)	7	(848)
Foreign Currency Translation Adjustments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Change in foreign currency translation adjustments	414	85	589	(254)
Change in deferred tax asset (liability)	15	13	34	(1)
Corebridge deconsolidation, net of tax		(88)		(88)
Other comprehensive income	429	10	623	(343)
Retirement Plan Liabilities Adjustment
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Change in net actuarial loss	2	10	10	17
Change in prior service cost		1		3
Change in deferred tax asset (liability)	(2)	(2)	(3)	(4)
Corebridge deconsolidation, net of tax		0		0
Other comprehensive income	$ 0	$ 9	$ 7	$ 16