Equity - Schedule of accumulated other comprehensive income (loss) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Sep. 19, 2022
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period	$ 68,912	$ 67,199	$ 67,427
Change in unrealized appreciation (depreciation) of investments	(47,766)	(9,255)	9,491
Change in deferred policy acquisition costs adjustment and other	6,293	871	(1,316)
Change in future policy benefits	2,612	917	2,408
Change in foreign currency translation adjustments	(470)	(117)	303
Change in net actuarial loss	(31)	417	(67)
Change in prior service cost	8	8	(18)
Change in deferred tax asset (liability)	5,958	1,331	(2,289)
Change in fair value of liabilities under fair value option attributable to changes in own credit risk	(6)	(2)	1
Other comprehensive income (loss)	(33,402)	(5,830)	8,513
Other Comprehensive Income Sale Of Noncontrolling Interest Before Tax Period Increase (Decrease)	2,040	(1,099)
Balance, end of period	42,235	$ 68,912	67,199
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%
IPO | SAFG
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Percentage of stock sold (as a percent)		9.90%
Total
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period	6,687	$ 13,511	4,982
Other comprehensive income (loss)	(30,819)	(5,725)	8,529
Balance, end of period	(22,092)	6,687	13,511
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	(57)	(95)	0
Other Comprehensive Income Sale Of Noncontrolling Interest Before Tax Period Increase (Decrease)		3
Balance, end of period	(138)	(57)	(95)
Unrealized Appreciation (Depreciation) of All Other Investments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period	10,094	17,093	8,722
Balance, end of period	(18,049)	10,094	17,093
Foreign Currency Translation Adjustments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period	(2,453)	(2,267)	(2,625)
Balance, end of period	(2,981)	(2,453)	(2,267)
Retirement Plan Liabilities Adjustment
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance, beginning of period	(903)	(1,228)	(1,122)
Balance, end of period	(924)	(903)	(1,228)
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	6	8	7
Balance, end of period	0	6	8
Noncontrolling interests
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Noncontrolling interests	(2,583)	(105)	(16)
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	0
Unrealized Appreciation (Depreciation) of All Other Investments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Noncontrolling interests	(2,588)	(102)	(17)
Foreign Currency Translation Adjustments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Noncontrolling interests	11	(3)	1
Retirement Plan Liabilities Adjustment
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Noncontrolling interests	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
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	(119)	58	(133)
Change in deferred policy acquisition costs adjustment and other	9	(14)	11
Change in deferred tax asset (liability)	23	(9)	27
Other comprehensive income (loss)	(87)	35	(95)
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	(47,647)	(9,313)	9,624
Change in deferred policy acquisition costs adjustment and other	6,284	885	(1,327)
Change in future policy benefits	2,612	917	2,408
Change in deferred tax asset (liability)	5,976	1,510	(2,351)
Other comprehensive income (loss)	(32,775)	(6,001)	8,354
Other Comprehensive Income Sale Of Noncontrolling Interest Before Tax Period Increase (Decrease)	2,044	(1,100)
Foreign Currency Translation Adjustments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Change in foreign currency translation adjustments	(470)	(117)	303
Change in deferred tax asset (liability)	(44)	(70)	56
Other comprehensive income (loss)	(514)	(187)	359
Other Comprehensive Income Sale Of Noncontrolling Interest Before Tax Period Increase (Decrease)	(3)	(2)
Retirement Plan Liabilities Adjustment
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Change in net actuarial loss	(31)	417	(67)
Change in prior service cost	8	8	(18)
Change in deferred tax asset (liability)	3	(100)	(21)
Other comprehensive income (loss)	(20)	325	(106)
Other Comprehensive Income Sale Of Noncontrolling Interest Before Tax Period Increase (Decrease)	(1)	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]
Change in fair value of liabilities under fair value option attributable to changes in own credit risk	(6)	(2)	1
Other comprehensive income (loss)	$ (6)	$ (2)	$ 1