Variable Interest Entities (Details) - USD ($) $ in Millions	Mar. 31, 2025	Dec. 31, 2024
Variable Interest Entity [Line Items]
Maximum exposure to loss, On-Balance Sheet	$ 161,864	$ 161,322
Other investments	9,987	9,828
Unconsolidated VIE
Variable Interest Entity [Line Items]
Total VIE Assets	378,789	372,300
Maximum exposure to loss, On-Balance Sheet	3,347	2,978
Maximum exposure to loss, Off-Balance Sheet	1,892	1,593
Exposure to loss	5,239	4,571
Other investments	3,400	2,900
Unconsolidated VIE | Related Party | AIG Financial Products
Variable Interest Entity [Line Items]
Total VIE Assets	1,745	1,925
Maximum exposure to loss, Off-Balance Sheet	1,721	1,894
Unconsolidated VIE | Real Estate and Investment Entities
Variable Interest Entity [Line Items]
Total VIE Assets	374,337	367,661
Maximum exposure to loss, On-Balance Sheet	3,188	2,723
Maximum exposure to loss, Off-Balance Sheet	1,136	839
Exposure to loss	4,324	3,562
Unconsolidated VIE | Other Investment Companies
Variable Interest Entity [Line Items]
Total VIE Assets	4,452	4,639
Maximum exposure to loss, On-Balance Sheet	159	255
Maximum exposure to loss, Off-Balance Sheet	756	754
Exposure to loss	$ 915	$ 1,009