Debt - Maturity of Debt (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Long-Term Debt Maturity
Debt of consolidated investment entities	$ 27,179	$ 30,163
Short-Term Debt Maturity
Total	1,500
American International Group Inc
Long-Term Debt And Short-Term Debt Maturity
Short-term and long-term debt	21,299
2023	2,143
2024	459
2025	2,198
2026	790
2027	2,307
Thereafter	13,402
AIG
Long-Term Debt And Short-Term Debt Maturity
Short-term and long-term debt	21,299	23,741
Unsecured Debt
Long-Term Debt Maturity
Debt of consolidated investment entities	11,775	21,423
2023	580
2024	459
2025	1,091
2026	783
2027	1,067
Thereafter	7,795
Secured Debt
Long-Term Debt Maturity
Debt of consolidated investment entities	155	1,889
2023	62
2024	0
2025	12
2026	7
2027	0
Thereafter	74
Debt Issued Or Guaranteed
Long-Term Debt Maturity
Debt of consolidated investment entities	11,930	23,312
2023	642
2024	459
2025	1,103
2026	790
2027	1,067
Thereafter	7,869
Corebridge Debt
Long-Term Debt Maturity
Debt of consolidated investment entities	9,368	426
2023	1,500
2024	0
2025	1,095
2026	0
2027	1,240
Thereafter	5,533
Notes and bonds payable \| Unsecured Debt
Long-Term Debt Maturity
Debt of consolidated investment entities	10,242	19,633
2023	401
2024	459
2025	997
2026	783
2027	1,067
Thereafter	6,535
Notes and bonds payable \| Unsecured Debt \| Validus Holdings Ltd
Long-Term Debt Maturity
Debt of consolidated investment entities	269	293
2023	0
2024	0
2025	0
2026	0
2027	0
Thereafter	269
Notes and bonds payable \| Secured Debt
Long-Term Debt Maturity
Debt of consolidated investment entities	0	68
Notes and bonds payable \| Secured Debt \| AIGFP Operating
Long-Term Debt Maturity
Debt of consolidated investment entities	18	18
2023	0
2024	0
2025	0
2026	0
2027	0
Thereafter	18
Notes and bonds payable \| Secured Debt \| AIG
Long-Term Debt Maturity
Debt of consolidated investment entities	81	0
2023	62
2024	0
2025	12
2026	7
2027	0
Thereafter	0
Notes and bonds payable \| Corebridge Debt
Long-Term Debt Maturity
Debt of consolidated investment entities	200	199
2023	0
2024	0
2025	101
2026	0
2027	0
Thereafter	99
Junior subordinated debt \| Unsecured Debt
Long-Term Debt Maturity
Debt of consolidated investment entities	991	1,164
2023	0
2024	0
2025	0
2026	0
2027	0
Thereafter	991
Junior subordinated debt \| Corebridge Debt
Long-Term Debt Maturity
Debt of consolidated investment entities	227	227
2023	0
2024	0
2025	0
2026	0
2027	0
Thereafter	227
Junior subordinated debt \| Debt Not Guaranteed
Long-Term Debt Maturity
Debt of consolidated investment entities	989	0
2023	0
2024	0
2025	0
2026	0
2027	0
Thereafter	989
Loans And Mortgages Payable \| Unsecured Debt
Long-Term Debt Maturity
Debt of consolidated investment entities	273	333
2023	179
2024	0
2025	94
2026	0
2027	0
Thereafter	0
Guaranteed Investment Agreements \| Secured Debt
Long-Term Debt Maturity
Debt of consolidated investment entities	56	1,803
2023	0
2024	0
2025	0
2026	0
2027	0
Thereafter	56
Corebridge senior unsecured notes \| Debt Not Guaranteed
Long-Term Debt Maturity
Debt of consolidated investment entities	6,452	0
2023	0
2024	0
2025	994
2026	0
2027	1,240
Thereafter	4,218
DDTL Facility \| Debt Not Guaranteed
Short-Term Debt Maturity
Total	1,500	0
2023	1,500
Other subsidiaries notes, bonds, loans and mortgages payable \| Debt Not Guaranteed
Long-Term Debt Maturity
Debt of consolidated investment entities	1	3
2023	1
2024	0
2025	0
2026	0
2027	0
Thereafter	0
Debt Of Consolidated Investments \| Debt Not Guaranteed
Long-Term Debt Maturity
Debt of consolidated investment entities	$ 5,880	$ 6,422

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