v3.25.4
CHANGES IN ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (AOCI) - Schedule of Pre-Tax and After-Tax (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Change in accumulated other comprehensive income (loss)      
Beginning of year balance, net of tax $ 209,366 $ 206,251  
End of year balance, net of tax 213,822 209,366 $ 206,251
Net unrealized gains (losses) on debt securities      
Change in accumulated other comprehensive income (loss), pretax      
Pretax 2,059 1,160 3,136
Change in accumulated other comprehensive income (loss), tax effect      
Tax effect (462) (253) (882)
Change in accumulated other comprehensive income (loss)      
Beginning of year balance, net of tax (2,837) (3,744) (5,998)
Change, net of taxes 1,597 907 2,254
Change, net of taxes 1,597    
End of year balance, net of tax (1,240) (2,837) (3,744)
Net unrealized gains (losses) on debt securities | Cumulative effect of adoption      
Change in accumulated other comprehensive income (loss)      
Beginning of year balance, net of tax     0
Net unrealized gains (losses) on debt securities | Adjusted balance      
Change in accumulated other comprehensive income (loss)      
Beginning of year balance, net of tax     (5,998)
Debt valuation adjustment (DVA)      
Change in accumulated other comprehensive income (loss), pretax      
Pretax (1,285) (573) (2,078)
Change in accumulated other comprehensive income (loss), tax effect      
Tax effect 263 161 527
Change in accumulated other comprehensive income (loss)      
Beginning of year balance, net of tax (1,121) (709) 842
Change, net of taxes (1,022) (412) (1,551)
Change, net of taxes (1,022)    
End of year balance, net of tax (2,143) (1,121) (709)
Debt valuation adjustment (DVA) | Cumulative effect of adoption      
Change in accumulated other comprehensive income (loss)      
Beginning of year balance, net of tax     0
Debt valuation adjustment (DVA) | Adjusted balance      
Change in accumulated other comprehensive income (loss)      
Beginning of year balance, net of tax     842
Cash flow hedges      
Change in accumulated other comprehensive income (loss)      
Beginning of year balance, net of tax (220) (1,406) (2,522)
Change, net of taxes   1,186 1,116
Change, net of taxes 230    
End of year balance, net of tax 10 (220) (1,406)
Cash flow hedges | Cumulative effect of adoption      
Change in accumulated other comprehensive income (loss)      
Beginning of year balance, net of tax     0
Cash flow hedges | Adjusted balance      
Change in accumulated other comprehensive income (loss)      
Beginning of year balance, net of tax     (2,522)
Benefit plans      
Change in accumulated other comprehensive income (loss), pretax      
Pretax 158 576 (353)
Change in accumulated other comprehensive income (loss), tax effect      
Tax effect (35) (153) 58
Change in accumulated other comprehensive income (loss)      
Beginning of year balance, net of tax (5,627) (6,050) (5,755)
Change, net of taxes 123 423 (295)
Change, net of taxes 123    
End of year balance, net of tax (5,504) (5,627) (6,050)
Benefit plans | Cumulative effect of adoption      
Change in accumulated other comprehensive income (loss)      
Beginning of year balance, net of tax     0
Benefit plans | Adjusted balance      
Change in accumulated other comprehensive income (loss)      
Beginning of year balance, net of tax     (5,755)
CTA      
Change in accumulated other comprehensive income (loss), pretax      
Pretax 5,071 (4,759) 665
Change in accumulated other comprehensive income (loss), tax effect      
Tax effect (40) (403) 87
Change in accumulated other comprehensive income (loss)      
Beginning of year balance, net of tax (38,047) (32,885) (33,637)
Change, net of taxes 5,031 (5,162) 752
Change, net of taxes 5,031    
End of year balance, net of tax (33,016) (38,047) (32,885)
CTA | Cumulative effect of adoption      
Change in accumulated other comprehensive income (loss)      
Beginning of year balance, net of tax     0
CTA | Adjusted balance      
Change in accumulated other comprehensive income (loss)      
Beginning of year balance, net of tax     (33,637)
Excluded component of fair value hedges      
Change in accumulated other comprehensive income (loss)      
Beginning of year balance, net of tax (52) (40) 8
Change, net of taxes   (12) (48)
Change, net of taxes 18    
End of year balance, net of tax (34) (52) (40)
Excluded component of fair value hedges | Cumulative effect of adoption      
Change in accumulated other comprehensive income (loss)      
Beginning of year balance, net of tax     0
Excluded component of fair value hedges | Adjusted balance      
Change in accumulated other comprehensive income (loss)      
Beginning of year balance, net of tax     8
Accumulated other comprehensive income (loss)      
Change in accumulated other comprehensive income (loss), pretax      
AOCI, beginning balance, pretax (54,439) (52,422) (55,253)
Pretax 6,283 (2,017) 2,792
AOCI, ending balance, pretax (48,156) (54,439) (52,422)
Change in accumulated other comprehensive income (loss), tax effect      
Balance, beginning of period, tax effect 6,587 7,622 8,191
Tax effect (328) (1,035) (557)
Balance, end of period, tax effect 6,259 6,587 7,622
Change in accumulated other comprehensive income (loss)      
Beginning of year balance, net of tax (47,852) (44,800) (47,062)
Change, net of taxes   (3,052) 2,235
Change, net of taxes 5,955    
End of year balance, net of tax (41,897) (47,852) (44,800)
Accumulated other comprehensive income (loss) | Cumulative effect of adoption      
Change in accumulated other comprehensive income (loss), pretax      
AOCI, beginning balance, pretax     39
Change in accumulated other comprehensive income (loss), tax effect      
Balance, beginning of period, tax effect     (12)
Change in accumulated other comprehensive income (loss)      
Beginning of year balance, net of tax [1]     27
Accumulated other comprehensive income (loss) | Adjusted balance      
Change in accumulated other comprehensive income (loss), pretax      
AOCI, beginning balance, pretax     (55,214)
Change in accumulated other comprehensive income (loss), tax effect      
Balance, beginning of period, tax effect     8,179
Change in accumulated other comprehensive income (loss)      
Beginning of year balance, net of tax (47,852) (44,800) (47,035)
End of year balance, net of tax   (47,852) (44,800)
Long-duration insurance contracts      
Change in accumulated other comprehensive income (loss), pretax      
Pretax (32) 28 12
Change in accumulated other comprehensive income (loss), tax effect      
Tax effect 10 (10) (5)
Change in accumulated other comprehensive income (loss)      
Beginning of year balance, net of tax 52 34 0
Change, net of taxes (22) 18 7
Change, net of taxes (22)    
End of year balance, net of tax 30 52 34
Long-duration insurance contracts | Cumulative effect of adoption      
Change in accumulated other comprehensive income (loss)      
Beginning of year balance, net of tax     27
Long-duration insurance contracts | Adjusted balance      
Change in accumulated other comprehensive income (loss)      
Beginning of year balance, net of tax     27
Cash flow hedges | Cash flow hedges      
Change in accumulated other comprehensive income (loss), pretax      
Pretax 290 1,570 1,480
Change in accumulated other comprehensive income (loss), tax effect      
Tax effect (60) (384) (364)
Change in accumulated other comprehensive income (loss)      
Change, net of taxes 230 1,186 1,116
Fair value hedges | Excluded component of fair value hedges      
Change in accumulated other comprehensive income (loss), pretax      
Pretax 22 (19) (70)
Change in accumulated other comprehensive income (loss), tax effect      
Tax effect (4) 7 22
Change in accumulated other comprehensive income (loss)      
Change, net of taxes $ 18 $ (12) $ (48)
[1] See “Accounting Changes” in Note 1.