v3.23.1
Schedule II - Notes to Condensed Financial Information of Registrant (Details)
12 Months Ended
Aug. 23, 2022
Feb. 25, 2022
USD ($)
Dec. 31, 2022
USD ($)
Agreement
lineOfCredit
Dec. 31, 2021
USD ($)
Sep. 15, 2022
Jul. 28, 2022
USD ($)
lineOfCredit
Jul. 28, 2022
GIP (£)
lineOfCredit
May 12, 2022
USD ($)
May 09, 2022
USD ($)
Apr. 06, 2022
USD ($)
Apr. 05, 2022
USD ($)
Nov. 30, 2021
USD ($)
Schedule of Long Term and Short Term Debt Instruments [Line Items]                        
Short-term debt     $ 1,500,000,000 $ 8,317,000,000                
Total long-term debt     7,927,000,000 427,000,000                
Debt issuance costs     (59,000,000) 0                
Long-term debt     $ 7,868,000,000 427,000,000                
Number of bilateral letter of credit | Agreement     1                  
Increase (Decrease) in Deferred Income Taxes       3,900,000,000                
Parent Company                        
Schedule of Long Term and Short Term Debt Instruments [Line Items]                        
Short-term debt     $ 1,500,000,000 8,317,000,000                
Total long-term debt     7,500,000,000 0                
Debt issuance costs     (59,000,000) 0                
Long-term debt     7,441,000,000 0                
Affiliated senior promissory note with AIG | Hybrid junior subordinated notes                        
Schedule of Long Term and Short Term Debt Instruments [Line Items]                        
Short-term debt                       $ 8,300,000,000
Affiliated senior promissory note with AIG | Hybrid junior subordinated notes | Parent Company                        
Schedule of Long Term and Short Term Debt Instruments [Line Items]                        
Short-term debt     0 8,317,000,000                
Affiliated senior promissory note with AIG | Hybrid junior subordinated notes | London Interbank Offered Rate (LIBOR) | Parent Company                        
Schedule of Long Term and Short Term Debt Instruments [Line Items]                        
Basis points                       1.00%
CoreBridge 3-Year DDTL Facility | Line of Credit | Senior unsecured notes                        
Schedule of Long Term and Short Term Debt Instruments [Line Items]                        
Maximum borrowing capacity   $ 3,000,000,000.0               $ 2,500,000,000    
CoreBridge 3-Year DDTL Facility | Line of Credit | Senior unsecured notes | Parent Company                        
Schedule of Long Term and Short Term Debt Instruments [Line Items]                        
Debt instrument term (in years)   3 years                    
Interest rate (as a percent)         1.00%              
Three Year DDTL Facility | Line of Credit | Senior unsecured notes                        
Schedule of Long Term and Short Term Debt Instruments [Line Items]                        
Short-term debt     1,500,000,000                  
Three Year DDTL Facility | Line of Credit | Senior unsecured notes | Parent Company                        
Schedule of Long Term and Short Term Debt Instruments [Line Items]                        
Short-term debt     $ 1,500,000,000 0                
Interest rate (as a percent)     5.80%                  
Senior unsecured notes | Line of Credit                        
Schedule of Long Term and Short Term Debt Instruments [Line Items]                        
Long-term debt     $ 6,500,000,000                  
Senior unsecured notes | Line of Credit | Parent Company                        
Schedule of Long Term and Short Term Debt Instruments [Line Items]                        
Total long-term debt     $ 6,500,000,000 0                
Senior unsecured notes | Minimum | Line of Credit | Parent Company                        
Schedule of Long Term and Short Term Debt Instruments [Line Items]                        
Interest rate (as a percent)     3.50%                  
Senior unsecured notes | Maximum | Line of Credit | Parent Company                        
Schedule of Long Term and Short Term Debt Instruments [Line Items]                        
Interest rate (as a percent)     4.40%                  
Senior unsecured notes | Line of Credit | Senior unsecured notes | Line of Credit                        
Schedule of Long Term and Short Term Debt Instruments [Line Items]                        
Total long-term debt                     $ 6,500,000,000  
Hybrid junior subordinated notes | AIGLH notes                        
Schedule of Long Term and Short Term Debt Instruments [Line Items]                        
Debt instrument term (in years) 5 years                      
Interest rate (as a percent) 6.875%                      
Long-term debt     $ 1,000,000,000                  
Hybrid junior subordinated notes | AIGLH notes | Parent Company                        
Schedule of Long Term and Short Term Debt Instruments [Line Items]                        
Interest rate (as a percent)     6.875%                  
Total long-term debt     $ 1,000,000,000 0                
Consolidated Investment Entities Credit Facilities | Revolving Credit Facility | Line of Credit                        
Schedule of Long Term and Short Term Debt Instruments [Line Items]                        
Current borrowing capacity     556,000,000                  
Maximum borrowing capacity     1,400,000,000                  
Line of credit     $ 177,000,000 57,000,000                
Consolidated Investment Entities Credit Facilities | Revolving Credit Facility | Minimum | Line of Credit                        
Schedule of Long Term and Short Term Debt Instruments [Line Items]                        
Debt instrument term (in years)     2 years                  
Consolidated Investment Entities Credit Facilities | Revolving Credit Facility | Maximum | Line of Credit                        
Schedule of Long Term and Short Term Debt Instruments [Line Items]                        
Debt instrument term (in years)     9 years                  
Consolidated Investment Entities Credit Facilities Real Estate Assets | Revolving Credit Facility | Line of Credit                        
Schedule of Long Term and Short Term Debt Instruments [Line Items]                        
Maximum borrowing capacity     $ 420,000,000                  
Line of credit     $ 326,000,000 $ 403,000,000                
Consolidated Investment Entities Credit Facilities Real Estate Assets | Revolving Credit Facility | Minimum | Line of Credit                        
Schedule of Long Term and Short Term Debt Instruments [Line Items]                        
Debt instrument term (in years)     3 years                  
AIG Life Letter Of Credit | Revolving Credit Facility | Line of Credit                        
Schedule of Long Term and Short Term Debt Instruments [Line Items]                        
Number of letters of credit | lineOfCredit     2                  
Letter of credit     $ 0                  
AIG Life Letter Of Credit | Letter of Credit | Line of Credit                        
Schedule of Long Term and Short Term Debt Instruments [Line Items]                        
Number of letters of credit | lineOfCredit           2 2          
Letter of credit | £             £ 80,000,000          
AIG Bermuda | Letter of Credit | Line of Credit                        
Schedule of Long Term and Short Term Debt Instruments [Line Items]                        
Long-term debt           $ 250,000,000            
Letter of credit               $ 175,000,000 $ 250,000,000