v3.26.3
SIGNIFICANT ACCOUNTING POLICIES - Assumption Updates (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Change in Accounting Estimate [Line Items]        
Other income $ (484) $ (349) $ (1,242) $ (961)
Increase (decrease) in remeasurement of liability for future policy benefits (15) (59) (9) (44)
Increase (decrease) in policyholders' benefit 357 452 1,177 1,998
Income (loss) from continuing operations, before income taxes (1,388) 1,348 (1,782) 1,537
Net income (loss) (1,186) 1,215 (1,564) 1,348
Assumption Updates        
Change in Accounting Estimate [Line Items]        
Other income (43) (6) (43) (6)
Increase (decrease) in remeasurement of liability for future policy benefits 35 (3) 35 (3)
Increase (decrease) in policyholders' benefit       1
Increase (decrease) purchased market risk benefits (132) 84 (132) 84
Income (loss) from continuing operations, before income taxes (140) 80 (140) 80
Net income (loss) (111) $ 63 (111) $ 63
Model Changes        
Change in Accounting Estimate [Line Items]        
Income (loss) from continuing operations, before income taxes 27   27  
Net income (loss) $ 21   $ 21