Equity - Rollforward of Accumulated other comprehensive income (loss) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Sep. 19, 2022
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period	$ 46,824	$ 66,908	$ 68,912	$ 67,199
Change in unrealized appreciation (depreciation) of investments	(12,134)	(2,065)	(50,205)	(7,868)
Change in deferred policy acquisition costs adjustment and other	1,393	132	6,729	830
Change in future policy benefits	582	72	2,707	839
Change in foreign currency translation adjustments	(589)	(132)	(794)	63
Change in net actuarial loss	15	40	31	51
Change in prior service cost	3	1	8	5
Change in deferred tax asset (liability)	1,757	350	6,140	1,176
Change in fair value of liabilities under fair value option attributable to changes in own credit risk	0	0	(4)	(1)
Other comprehensive loss	(8,973)	(1,602)	(35,388)	(4,905)
Other Comprehensive Income Sale Of Noncontrolling Interest Before Tax Period Increase (Decrease)	2,040		2,040
Balance, end of period	41,001	65,659	41,001	65,659
IPO | Corebridge Financial Inc
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Percentage of stock sold (as a percent)					12.40%
Total
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period	(17,656)	10,209	6,687	13,511
Other comprehensive loss	(8,177)	(1,603)	(32,520)	(4,905)
Balance, end of period	(23,793)	8,606	(23,793)	8,606
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	(61)	(58)	(57)	(95)
Balance, end of period	(128)	(46)	(128)	(46)
Unrealized Appreciation (Depreciation) of All Other Investments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period	(13,972)	13,605	10,094	17,093
Balance, end of period	(19,467)	12,094	(19,467)	12,094
Foreign Currency Translation Adjustments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period	(2,747)	(2,128)	(2,453)	(2,267)
Balance, end of period	(3,336)	(2,263)	(3,336)	(2,263)
Retirement Plan Liabilities Adjustment
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period	(878)	(1,217)	(903)	(1,228)
Balance, end of period	(864)	(1,186)	(864)	(1,186)
Fair Value of Liabilities Under Fair Value Option Attributable to Changes in Own Credit Risk
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period	2	7	6	8
Balance, end of period	2	7	2	7
Noncontrolling interests
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Noncontrolling interests	(796)	1	(2,868)	0
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]
Noncontrolling interests	(6)	0	(7)	0
Unrealized Appreciation (Depreciation) of All Other Investments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Noncontrolling interests	(785)	1	(2,864)	0
Foreign Currency Translation Adjustments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Noncontrolling interests	(5)	0	3	0
Retirement Plan Liabilities Adjustment
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Noncontrolling interests	0	0	0	0
Fair Value of Liabilities Under Fair Value Option Attributable to Changes in Own Credit Risk
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Noncontrolling interests	0	0	0	0
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	(94)	21	(106)	72
Change in deferred policy acquisition costs adjustment and other	2	(6)	6	(10)
Change in deferred tax asset (liability)	19	(3)	22	(13)
Other comprehensive loss	(73)	12	(78)	49
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	(12,040)	(2,086)	(50,099)	(7,940)
Change in deferred policy acquisition costs adjustment and other	1,391	138	6,723	840
Change in future policy benefits	582	72	2,707	839
Change in deferred tax asset (liability)	1,743	366	6,200	1,262
Other comprehensive loss	(8,324)	(1,510)	(34,469)	(4,999)
Other Comprehensive Income Sale Of Noncontrolling Interest Before Tax Period Increase (Decrease)	2,044		2,044
Foreign Currency Translation Adjustments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Change in foreign currency translation adjustments	(589)	(132)	(794)	63
Change in deferred tax asset (liability)	(2)	(3)	(83)	(59)
Other comprehensive loss	(591)	(135)	(877)	4
Other Comprehensive Income Sale Of Noncontrolling Interest Before Tax Period Increase (Decrease)	(3)		(3)
Retirement Plan Liabilities Adjustment
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Change in net actuarial loss	15	40	31	51
Change in prior service cost	3	1	8	5
Change in deferred tax asset (liability)	(3)	(10)	1	(14)
Other comprehensive loss	15	31	40	42
Other Comprehensive Income Sale Of Noncontrolling Interest Before Tax Period Increase (Decrease)	(1)		(1)
Fair Value of Liabilities Under Fair Value Option Attributable to Changes in Own Credit Risk
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Change in fair value of liabilities under fair value option attributable to changes in own credit risk	0	0	(4)	(1)
Other comprehensive loss	$ 0	$ 0	$ (4)	$ (1)