v3.23.1
Related Parties - Reorganization Transactions (Details) - Related Parties - USD ($)
$ in Millions
Feb. 28, 2022
Oct. 01, 2021
AIGT And Eastgreen    
Related Party Transaction [Line Items]    
Consideration transferred $ 107  
AIG Bermuda | AIG    
Related Party Transaction [Line Items]    
Noncontrolling interest ownership percentage   3.50%
AIG Bermuda | Corebridge Entities    
Related Party Transaction [Line Items]    
Noncontrolling interest ownership percentage   3.00%