v3.26.1
Segment Information - Reconciliation of Income (Loss) from Operations by Segment to Consolidated Net Income (Loss) (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Segment Reporting Information [Line Items]    
Operating revenues $ 4,868 $ 4,685
Interest credited 999 890
Interest and debt expense 81 80
Total federal income tax expense (benefit) (74) (227)
Reconciliation of total income (loss) from operations to net income (loss):    
Net annuity product features, pre-tax (695) (1,092)
Net life insurance product features, pre-tax 22 42
Credit loss-related adjustments, pre-tax (20) (28)
Investment gains (losses), pre-tax (42) (103)
Changes in the fair value of reinsurance-related embedded derivatives, trading securities and certain mortgage loans, pre-tax 179 (90)
Gains (losses) on other non-financial assets – sale of subsidiaries/businesses, pre-tax (6)  
Other items, pre-tax (111) (35)
Income tax benefit (expense) related to the above pre-tax items 141 270
Net income (loss) (172) (722)
Increase (decrease) in MRBs (997) (1,302)
Legal accruals (122)  
Severance expense for workforce realignment, before tax (7) (6)
Transaction and integration costs for acquisitions or divestiture, before tax   (20)
Deferred compensation mark-to-market adjustment, before tax $ 18 (9)
Number Of Reportable Segments Disclosed By Definition Flag We provide products and services and report results through our Annuities, Life Insurance, Group Protection and Retirement Plan Services business segments.  
Embedded Derivative Instruments    
Reconciliation of total income (loss) from operations to net income (loss):    
Change in fair value of derivatives $ 125 (58)
Qualifying Hedges    
Reconciliation of total income (loss) from operations to net income (loss):    
Change in fair value of derivatives 177 268
Operating Segments and Corporate Non Segment    
Segment Reporting Information [Line Items]    
Operating revenues 4,868 4,685
Benefits and policyholder liability remeasurement (gain) loss 2,000 2,028
Interest credited 999 890
Commissions 616 557
General and administrative expenses 644 630
Interest and debt expense 81 80
Other 101 138
Total operating expenses 4,441 4,323
Total federal income tax expense (benefit) 67 48
Total income (loss) from operations 360 314
Other Operations    
Segment Reporting Information [Line Items]    
Operating revenues 57 52
Benefits and policyholder liability remeasurement (gain) loss 7 4
Interest credited 43 14
Commissions 1 0
General and administrative expenses 63 68
Interest and debt expense 81 80
Other 4 (2)
Total operating expenses 199 164
Total federal income tax expense (benefit) (31) (17)
Total income (loss) from operations (111) (95)
Annuities | Operating Segments    
Segment Reporting Information [Line Items]    
Operating revenues 1,283 1,198
Benefits and policyholder liability remeasurement (gain) loss 24 28
Interest credited 495 419
Commissions 339 298
General and administrative expenses 133 125
Interest and debt expense 0 0
Other (42) (12)
Total operating expenses 949 858
Total federal income tax expense (benefit) 59 50
Total income (loss) from operations 275 290
Life Insurance | Operating Segments    
Segment Reporting Information [Line Items]    
Operating revenues 1,628 1,587
Benefits and policyholder liability remeasurement (gain) loss 975 1,002
Interest credited 291 287
Commissions 112 99
General and administrative expenses 129 131
Interest and debt expense 0 0
Other 79 100
Total operating expenses 1,586 1,619
Total federal income tax expense (benefit) 1 (16)
Total income (loss) from operations 41 (16)
Group Protection | Operating Segments    
Segment Reporting Information [Line Items]    
Operating revenues 1,554 1,521
Benefits and policyholder liability remeasurement (gain) loss 994 994
Interest credited 0 0
Commissions 135 133
General and administrative expenses 230 222
Interest and debt expense 0 0
Other 53 44
Total operating expenses 1,412 1,393
Total federal income tax expense (benefit) 30 27
Total income (loss) from operations 112 101
Retirement Plan Services | Operating Segments    
Segment Reporting Information [Line Items]    
Operating revenues 346 327
Benefits and policyholder liability remeasurement (gain) loss 0 0
Interest credited 170 170
Commissions 29 27
General and administrative expenses 89 84
Interest and debt expense 0 0
Other 7 8
Total operating expenses 295 289
Total federal income tax expense (benefit) 8 4
Total income (loss) from operations $ 43 $ 34