v3.26.3
Commitments and Contingencies - Narrative (Details) - USD ($)
9 Months Ended
Sep. 30, 2026
Jun. 30, 2026
Dec. 31, 2025
Sep. 30, 2025
Other Commitments [Line Items]        
Investment period (in years) 5 years      
Advances from FHLB $ 29,900,000,000   $ 23,300,000,000  
Interest sensitive contract liabilities 354,099,000,000   315,889,000,000 $ 309,737,000,000
Letters of Credit Outstanding, Amount 980,000,000      
Guarantor Obligations, Current Carrying Value $ 0      
Guarantee, Percentage of Total Capital Solution 15.00%      
Third party reimbursement percentage 35.00%      
Total Arrangement        
Other Commitments [Line Items]        
Capital Solution Agreement Total   $ 35,000,000,000    
Related Party        
Other Commitments [Line Items]        
Investment commitment $ 2,500,000,000      
Interest sensitive contract liabilities 4,618,000,000   5,381,000,000  
Guarantor Obligations, Current Carrying Value 0      
Secured Funding Agreements        
Other Commitments [Line Items]        
Interest sensitive contract liabilities 32,900,000,000   27,100,000,000  
Direct Funding Agreements        
Other Commitments [Line Items]        
Interest sensitive contract liabilities 6,100,000,000   6,100,000,000  
Athene Global Funding | Funding agreements        
Other Commitments [Line Items]        
Interest sensitive contract liabilities 32,600,000,000   34,600,000,000  
Maximum borrowing capacity 12,400,000,000      
FABR Program | Secured Funding Agreements        
Other Commitments [Line Items]        
Interest sensitive contract liabilities 26,800,000,000   $ 21,000,000,000.0  
Investments        
Other Commitments [Line Items]        
Investment commitment $ 33,700,000,000