v3.26.1
BUSINESS SEGMENT INFORMATION - Reconciliation of Operating Profit (Loss) from Segments to Consolidated (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Segment Reporting [Line Items]        
Net Income (Loss) Attributable to Parent $ (453) $ (349) $ 168 $ (286)
Reconciliation Of Revenue From Segments To Consolidated [Abstract]        
Operating earnings (loss) 488 352 960 773
Income (Loss) due to Novation in Pre-Tax Net Income     13 499
Other operating costs and expenses 424 427 826 1,377
Novation        
Reconciliation Of Revenue From Segments To Consolidated [Abstract]        
Income (Loss) due to Novation in Pre-Tax Net Income       499
Increase in Pre tax AOCI       263
Total Impact loss       236
Adjustments        
Reconciliation Of Revenue From Segments To Consolidated [Abstract]        
Variable annuity product 1,522 934 1,136 1,145
Gain (Loss) On Investments, Adjustments 65 71 94 85
Actuarial Gain (Loss) Adjustments, Defined Benefit Plan 14 11 28 22
Other adjustments (430) (137) (282) 68
Income Tax Expense (Benefit), Resulting From Adjustments To Income (246) (185) (205) (277)
Non-recurring tax items 16 7 21 16
Loss on derivatives not associated with variable annuities $ 176 198 $ 322 33
Other operating costs and expenses   $ 14   $ 14