v3.25.3
Debt - Narrative (Details)
3 Months Ended 9 Months Ended
Sep. 12, 2025
USD ($)
Jun. 27, 2025
USD ($)
Jun. 30, 2023
USD ($)
extension
Jun. 30, 2025
USD ($)
Sep. 30, 2025
USD ($)
Sep. 30, 2024
USD ($)
Nov. 07, 2025
USD ($)
Sep. 02, 2025
USD ($)
Aug. 12, 2025
USD ($)
Dec. 31, 2024
USD ($)
Nov. 21, 2024
USD ($)
Debt Instrument [Line Items]                      
Principal and accrued interest         $ 2,199,000,000 $ 4,494,000,000          
Debt         12,631,000,000         $ 10,588,000,000  
Asset Management                      
Debt Instrument [Line Items]                      
Debt         4,775,000,000         4,279,000,000  
Retirement Services                      
Debt Instrument [Line Items]                      
Debt         7,856,000,000         $ 6,309,000,000  
Senior Secured Notes | Asset Management                      
Debt Instrument [Line Items]                      
Principal and accrued interest $ 375,000,000                    
Debt         $ 0            
Senior Secured Notes | Retirement Services                      
Debt Instrument [Line Items]                      
Debt instrument, redemption price (as percent)         100.00%            
5.15% 2035 Senior Notes | Senior Secured Notes | Asset Management                      
Debt Instrument [Line Items]                      
Aggregate principal amount                 $ 500,000,000    
Interest rate (as percent)         5.15%       5.15% 5.15%  
Debt         $ 494,000,000         $ 0  
5.15% 2035 Senior Notes | Senior Secured Notes | Asset Management | Subsequent Event                      
Debt Instrument [Line Items]                      
Aggregate principal amount             $ 350,000,000        
Senior Notes Due 2031 | Senior Secured Notes | Asset Management | Subsequent Event                      
Debt Instrument [Line Items]                      
Aggregate principal amount             $ 400,000,000        
Interest rate (as percent)             4.60%        
2055 AHL Senior Notes | Senior Secured Notes | Retirement Services                      
Debt Instrument [Line Items]                      
Aggregate principal amount       $ 1,000,000,000              
Interest rate (as percent)       6.625% 6.63%         6.63%  
Debt         $ 979,000,000         $ 0  
7.25% 2064 Subordinated Notes | Subordinated Notes | Retirement Services                      
Debt Instrument [Line Items]                      
Interest rate (as percent)         7.25%         7.25%  
Debt         $ 558,000,000         $ 558,000,000  
Debt instrument, deferred interest payment, period (in years)         5 years            
2055 AHL Subordinated Notes | Subordinated Notes | Retirement Services                      
Debt Instrument [Line Items]                      
Aggregate principal amount       $ 600,000,000              
Interest rate (as percent)       6.875% 6.88%         6.88%  
Debt         $ 592,000,000         $ 0  
Debt instrument, deferred interest payment, period (in years)       5 years              
Basis spread on variable rate (as percent)       2.582%              
AGM Credit Facility | Line of Credit | Asset Management | Revolving Credit Facility                      
Debt Instrument [Line Items]                      
Line of credit facility, maximum borrowing capacity         1,250,000,000           $ 1,250,000,000
Amount outstanding         0         0  
Line of credit facility, maximum borrowing capacity including potential increases         1,500,000,000            
AMH Credit Facility | Line of Credit | Asset Management | Revolving Credit Facility                      
Debt Instrument [Line Items]                      
Incremental facilities, maximum amount         $ 250,000,000            
Maximum leverage ratio         4.00            
Bridge Credit Facility | Line of Credit | Asset Management | Revolving Credit Facility                      
Debt Instrument [Line Items]                      
Line of credit facility, maximum borrowing capacity         $ 150,000,000     $ 150,000,000      
Increase in aggregate commitments               $ 75,000,000      
Line of credit facility, maximum borrowing capacity including potential increases         225,000,000            
AHL Credit Facility | Line of Credit | Retirement Services | Revolving Credit Facility                      
Debt Instrument [Line Items]                      
Line of credit facility, maximum borrowing capacity     $ 1,250,000,000   1,250,000,000            
Amount outstanding         0         0  
Debt instrument, term (in years)     5 years                
Number of extensions | extension     2                
Renewal term of credit facility (in years)     1 year                
Line of credit facility, maximum borrowing capacity including potential increases     $ 1,750,000,000   1,750,000,000            
Capitalization ratio (as percent)     35.00%                
Minimum consolidated net worth     $ 14,800,000,000                
AHL Liquidity Facility | Line of Credit | Retirement Services | Revolving Credit Facility                      
Debt Instrument [Line Items]                      
Line of credit facility, maximum borrowing capacity   $ 2,600,000,000     2,600,000,000            
Amount outstanding         0         $ 0  
Renewal term of credit facility (in years)   364 days                  
Conversion term (in years)   1 year                  
Line of credit facility, maximum borrowing capacity including potential increases   $ 3,100,000,000     $ 3,100,000,000            
Minimum consolidated net worth   $ 23,200,000,000