CONTINGENCIES, COMMITMENTS AND GUARANTEES (Details - Contingencies, Commitments and Guarantees) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2022	Dec. 31, 2021
Future undiscounted cash flows under operating leases
Other commitments	$ 7,100	$ 7,300
Amount outstanding under standby letters of credit at end of period	70
Amount of policy issued to plaintiff's	$ 1

The amount the entity has committed to invest in limited partnerships, private equities, hedge funds and mutual funds, and to purchase and develop real estate in the U.S. and abroad.

No definition available.

Name:	aig_OtherCommitmentsAmount
Namespace Prefix:	aig_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant