v3.26.1
INVESTMENTS - Overview (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Investments      
Available-for-sale (AFS) debt securities $ 257,822   $ 246,720
Debt securities held-to-maturity (HTM) 178,503   189,831
Marketable equity securities carried at fair value 330   475
Non-marketable equity securities carried at fair value 429   446
Non-marketable equity securities measured using the measurement alternative 1,738   1,707
Non-marketable equity securities carried at cost 5,342   5,050
Total investments 444,164   444,229
Accrued interest receivable 2,000   2,000
Interest and dividends on investments      
Taxable interest 3,869 $ 4,021  
Interest exempt from U.S. federal income tax 65 77  
Dividend income 85 68  
Total interest and dividend income on investments 4,019 4,166  
Gross realized investments losses, excluding losses from other-than-temporary impairment      
Gross realized investment gains 316 134  
Gross realized investment losses (46) (13)  
Net realized gains on sales of investments 270 $ 121  
AFS debt securities      
Fair value 257,822   246,720
Unallocated portfolio layer cumulative basis adjustments     17
Mortgage-backed securities      
Investments      
Available-for-sale (AFS) debt securities 42,135   37,732
AFS debt securities      
Amortized cost 42,871   37,943
Allowance for credit losses 0   0
Gross unrealized gains 49   173
Gross unrealized losses 785   384
Net unrealized gains (losses) (736)   (211)
Fair value 42,135   37,732
U.S. government-sponsored agency guaranteed      
Investments      
Available-for-sale (AFS) debt securities 41,171   36,756
AFS debt securities      
Amortized cost 41,907   36,967
Allowance for credit losses 0   0
Gross unrealized gains 48   172
Gross unrealized losses 784   383
Net unrealized gains (losses) (736)   (211)
Fair value 41,171   36,756
U.S. Treasury      
Investments      
Available-for-sale (AFS) debt securities 45,644   35,465
AFS debt securities      
Amortized cost 45,672   35,400
Allowance for credit losses 0   0
Gross unrealized gains 51   93
Gross unrealized losses 79   28
Net unrealized gains (losses) (28)   65
Fair value 45,644   35,465
U.S. Treasury and federal agency securities      
Investments      
Available-for-sale (AFS) debt securities 45,644    
AFS debt securities      
Fair value 45,644    
State and municipal      
Investments      
Available-for-sale (AFS) debt securities 1,403   1,537
AFS debt securities      
Amortized cost 1,460   1,589
Allowance for credit losses 0   0
Gross unrealized gains 4   5
Gross unrealized losses 61   57
Net unrealized gains (losses) (57)   (52)
Fair value 1,403   1,537
Foreign government      
Investments      
Available-for-sale (AFS) debt securities 160,612   163,107
AFS debt securities      
Amortized cost 161,084   162,801
Allowance for credit losses 0   0
Gross unrealized gains 587   902
Gross unrealized losses 1,059   596
Net unrealized gains (losses) (472)   306
Fair value 160,612   163,107
Corporate      
Investments      
Available-for-sale (AFS) debt securities 3,634   4,691
AFS debt securities      
Amortized cost 3,725   4,734
Allowance for credit losses 7   7
Gross unrealized gains 8   20
Gross unrealized losses 92   56
Net unrealized gains (losses) (84)   (36)
Fair value 3,634   4,691
Asset-based financing      
Investments      
Available-for-sale (AFS) debt securities 1,163   1,073
AFS debt securities      
Amortized cost 1,160   1,071
Allowance for credit losses 0   0
Gross unrealized gains 6   8
Gross unrealized losses 3   6
Net unrealized gains (losses) 3   2
Fair value 1,163   1,073
Other debt securities      
Investments      
Available-for-sale (AFS) debt securities 3,231   3,115
AFS debt securities      
Amortized cost 3,230   3,113
Allowance for credit losses 0   0
Gross unrealized gains 1   2
Gross unrealized losses 0   0
Net unrealized gains (losses) 1   2
Fair value 3,231   3,115
Debt securities AFS      
Investments      
Available-for-sale (AFS) debt securities 257,822   246,720
AFS debt securities      
Amortized cost 259,202   246,651
Allowance for credit losses 7   7
Gross unrealized gains 706   1,203
Gross unrealized losses 2,079   1,127
Net unrealized gains (losses) (1,373)   76
Fair value 257,822   246,720
Portfolio-layer cumulative basis adjustments, amortized cost (57)   133
Unallocated portfolio layer cumulative basis adjustments 57   (133)
Total, amortized cost 259,145   246,784
Total, net unrealized gains (losses) (1,316)   (57)
Other      
Investments      
Available-for-sale (AFS) debt securities 964   976
Debt securities held-to-maturity (HTM) 1,349   1,288
AFS debt securities      
Amortized cost 964   976
Allowance for credit losses 0   0
Gross unrealized gains 1   1
Gross unrealized losses     1
Net unrealized gains (losses) 0   0
Fair value 964   976
Fair value | Non-marketable securities measured using measurement alternative      
Investments      
Non-marketable equity securities measured using the measurement alternative $ 41   $ 37