Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of expected credit loss for credit exposure on off-balance-sheet commitment, including but not limited to, loan commitment, standby letter of credit, financial guarantee not accounted for as insurance. Excludes off-balance sheet credit exposure accounted for as insurance and instrument accounted for under derivatives and hedging.

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Lending Activities - Composition of Mortgages and Other Loans Receivable (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Mar. 31, 2025	Dec. 31, 2024	Mar. 31, 2024	Dec. 31, 2023
Composition of Mortgages and other loans receivable
Allowance for credit losses	$ (37,791)	$ (37,800)
Mortgage and other loans receivable, net	3,737	3,868
Commercial mortgages
Composition of Mortgages and other loans receivable
Total mortgage and other loans receivable	3,292	3,305
Allowance for credit losses	(155)	(163)	$ (150)	$ (138)
Off-balance-sheet commitments	8	8	6
Loans on nonaccrual status	259	252
Accrued interest receivable	$ 16	$ 15
Commercial mortgages \| Geographic Concentration Risk \| Interest on mortgage and other loans \| New York
Composition of Mortgages and other loans receivable
Percentage of mortgage loans in geographic area	11.00%	12.00%
Commercial mortgages \| Geographic Concentration Risk \| Interest on mortgage and other loans \| California
Composition of Mortgages and other loans receivable
Percentage of mortgage loans in geographic area	14.00%	14.00%
Life insurance policy loans
Composition of Mortgages and other loans receivable
Total mortgage and other loans receivable	$ 5	$ 6
Commercial loans, other loans and notes receivable
Composition of Mortgages and other loans receivable
Total mortgage and other loans receivable	595	721
Excluding AIGFP Operating
Composition of Mortgages and other loans receivable
Total mortgage and other loans receivable	3,892	4,032
Allowance for credit losses	(155)	(164)	$ (153)	$ (140)
Mortgage and other loans receivable, net	3,737	3,868
AIG Financial Products
Composition of Mortgages and other loans receivable
Total mortgage and other loans receivable	37,600	37,600
Allowance for credit losses	$ (37,600)	$ (37,600)