Condensed Consolidated Statements of Income (Loss) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Revenues:
Premiums	$ 6,073	$ 5,945	$ 17,720	$ 17,564
Net investment income:
Total net investment income	772	973	3,343	2,942
Net realized gains (losses):
Total net realized losses	(490)	(167)	(851)	(434)
Other income (loss)	(4)
Other income (loss)		0	13	2
Total revenues	6,351	6,751	20,225	20,074
Benefits, losses and expenses:
Losses and loss adjustment expenses incurred	3,391	3,773	10,678	10,753
Amortization of deferred policy acquisition costs	850	863	2,522	2,543
General operating and other expenses	1,297	1,346	3,574	4,194
Interest expense	99	112	291	353
(Gain) loss on extinguishment of debt	0	0	(5)	1
Net (gain) loss on divestitures and other	0	8	(53)	(94)
Total benefits, losses and expenses	5,637	6,102	17,007	17,750
Income from continuing operations before income tax expense	714	649	3,218	2,324
Income tax expense	190	168	852	571
Income from continuing operations	524	481	2,366	1,753
Loss from discontinued operations, net of income taxes	0	(24)	0	(3,580)
Net income (loss)	524	457	2,366	(1,827)
Less: Net income (loss) attributable to noncontrolling interests	5	(2)	5	475
Net income (loss) attributable to AIG	519	459	2,361	(2,302)
Less: Dividends on preferred stock and preferred stock redemption premiums	0	0	0	22
Net income (loss) attributable to AIG common shareholders	$ 519	$ 459	$ 2,361	$ (2,324)
Basic:
Income from continuing operations (in dollars per share)	$ 0.94	$ 0.75	$ 4.12	$ 2.62
Loss from discontinued operations (in dollars per share)	0	(0.03)	0	(6.13)
Net income (loss) attributable to AIG common shareholders (in dollars per share)	0.94	0.72	4.12	(3.51)
Diluted:
Income from continuing operations (in dollars per share)	0.93	0.74	4.08	2.59
Loss from discontinued operations (in dollars per share)	0	(0.03)	0	(6.07)
Net income (loss) attributable to AIG common shareholders (in dollars per share)	$ 0.93	$ 0.71	$ 4.08	$ (3.48)
Weighted average shares outstanding:
Basic (in shares)	553,308,504	641,621,768	573,176,050	661,691,554
Diluted (in shares)	558,519,830	647,365,442	578,421,227	667,355,069
Excluding Fortitude Re funds withheld assets
Net investment income:
Total net investment income	$ 743	$ 922	$ 3,235	$ 2,819
Net realized gains (losses):
Total net realized losses	(431)	8	(683)	(238)
Fortitude Re funds withheld assets
Net investment income:
Total net investment income	29	51	108	123
Net realized gains (losses):
Total net realized losses	(5)	(18)	(59)	(38)
Fortitude Re funds withheld embedded derivative
Net realized gains (losses):
Total net realized losses	$ (54)	$ (157)	$ (109)	$ (158)