Held-For-Sale Classification and Discontinued Operations Presentation - Financial Information (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Jun. 09, 2024
Schedule of Equity Method Investments [Line Items]
Adjusted Pre-tax Income (Loss)	$ 617	$ 886	$ 1,675	$ 1,288
Corebridge Financial Inc
Schedule of Equity Method Investments [Line Items]
Ownership (as a percent)					48.40%
Corebridge Financial Inc
Schedule of Equity Method Investments [Line Items]
Adjusted Pre-tax Income (Loss)	361	980	1,354	347
Corebridge Financial Inc
Schedule of Equity Method Investments [Line Items]
AIG's share of Corebridge's net income	$ 115	$ 482	$ 2,195	$ (706)