v3.26.3
Segment Information - Schedule of Reconciliation of Benefits and Expenses (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Segment Reporting [Line Items]        
Total benefits and expenses $ 542 $ 1,344 $ 3,347 $ 4,451
Corporate And Reconciling Items        
Segment Reporting [Line Items]        
Total operating benefits and expenses 1,460 1,394 4,301 4,070
Segment Reconciling Items        
Segment Reporting [Line Items]        
Net (gain) loss on market risk benefits (1,071) (226) (1,454) (183)
Benefits attributed to guaranteed benefit features 54 51 170 184
Amortization of DAC related to non-operating revenues and expenses 116 125 355 380
Cost of hedging $ (17) $ 0 $ (25) $ 0