v3.25.2
Loans and Allowance for Credit Losses - Amortized Cost Basis (Details) - USD ($)
$ in Millions
Jun. 30, 2025
Dec. 31, 2024
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year $ 8,217 $ 8,718
Fiscal year before current fiscal year 7,226 2,627
Two years before current fiscal year 2,024 1,985
Three years before current fiscal year 1,258 3,319
Four years before current fiscal year 2,645 333
Prior 1,931 1,897
Revolving Loans 23,961 24,307
Total 47,262 43,186
Accrued interest receivable 359 327
Loans classified as held-for-sale 17 14
Investment grade    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total 41,191 37,800
Speculative    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total 5,411 4,687
Special mention    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total 241 249
Substandard    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total 227 259
Doubtful    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total 192 191
Commercial and Financial    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total 44,711 40,344
Commercial and Financial | Domestic    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 2,984 3,827
Fiscal year before current fiscal year 2,614 406
Two years before current fiscal year 355 255
Three years before current fiscal year 165 488
Four years before current fiscal year 312 59
Prior 310 352
Revolving Loans 17,586 18,180
Total 24,326 23,567
Commercial and Financial | Non-U.S.    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 5,166 4,850
Fiscal year before current fiscal year 4,571 2,005
Two years before current fiscal year 1,453 1,222
Three years before current fiscal year 729 2,484
Four years before current fiscal year 1,985 46
Prior 106 43
Revolving Loans 6,375 6,127
Total 20,385 16,777
Commercial and Financial | Investment grade    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total 39,700 35,831
Commercial and Financial | Investment grade | Domestic    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 2,456 1,946
Fiscal year before current fiscal year 856 223
Two years before current fiscal year 183 89
Three years before current fiscal year 39 47
Four years before current fiscal year 32 6
Prior 195 197
Revolving Loans 17,093 18,044
Total 20,854 20,552
Commercial and Financial | Investment grade | Non-U.S.    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 4,901 4,243
Fiscal year before current fiscal year 3,931 1,796
Two years before current fiscal year 1,381 1,152
Three years before current fiscal year 671 2,187
Four years before current fiscal year 1,770 0
Prior 0 0
Revolving Loans 6,192 5,901
Total 18,846 15,279
Commercial and Financial | Speculative    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total 4,762 4,278
Commercial and Financial | Speculative | Domestic    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 528 1,834
Fiscal year before current fiscal year 1,709 173
Two years before current fiscal year 172 154
Three years before current fiscal year 114 387
Four years before current fiscal year 280 53
Prior 115 155
Revolving Loans 493 136
Total 3,411 2,892
Commercial and Financial | Speculative | Non-U.S.    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 219 607
Fiscal year before current fiscal year 592 174
Two years before current fiscal year 50 44
Three years before current fiscal year 58 246
Four years before current fiscal year 169 46
Prior 80 43
Revolving Loans 183 226
Total 1,351 1,386
Commercial and Financial | Special mention    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total 196 187
Commercial and Financial | Special mention | Domestic    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 47
Fiscal year before current fiscal year 49 10
Two years before current fiscal year 0 0
Three years before current fiscal year 0 54
Four years before current fiscal year 0 0
Prior 0 0
Revolving Loans 0 0
Total 49 111
Commercial and Financial | Special mention | Non-U.S.    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 46 0
Fiscal year before current fiscal year 48 35
Two years before current fiscal year 22 26
Three years before current fiscal year 0 15
Four years before current fiscal year 5 0
Prior 26 0
Revolving Loans 0 0
Total 147 76
Commercial and Financial | Substandard    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total 53 48
Commercial and Financial | Substandard | Domestic    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 0 12
Three years before current fiscal year 12 0
Four years before current fiscal year 0 0
Prior 0 0
Revolving Loans 0 0
Total 12 12
Commercial and Financial | Substandard | Non-U.S.    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 0 0
Three years before current fiscal year 0 36
Four years before current fiscal year 41 0
Prior 0 0
Revolving Loans 0 0
Total 41 36
Commercial and Financial | Doubtful    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total 0 0
Commercial real estate    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total 2,551 2,842
Commercial real estate | Domestic    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 67 41
Fiscal year before current fiscal year 41 216
Two years before current fiscal year 216 508
Three years before current fiscal year 364 347
Four years before current fiscal year 348 228
Prior 1,515 1,502
Revolving Loans 0 0
Total 2,551 2,842
Commercial real estate | Investment grade    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total 1,491 1,969
Commercial real estate | Investment grade | Domestic    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 41
Fiscal year before current fiscal year 41 63
Two years before current fiscal year 83 488
Three years before current fiscal year 344 278
Four years before current fiscal year 317 128
Prior 706 971
Revolving Loans 0 0
Total 1,491 1,969
Commercial real estate | Speculative    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total 649 409
Commercial real estate | Speculative | Domestic    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 153
Two years before current fiscal year 133 20
Three years before current fiscal year 20 69
Four years before current fiscal year 31 100
Prior 465 67
Revolving Loans 0 0
Total 649 409
Commercial real estate | Special mention    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total 45 62
Commercial real estate | Special mention | Domestic    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 0 0
Three years before current fiscal year 0 0
Four years before current fiscal year 0 0
Prior 45 62
Revolving Loans 0 0
Total 45 62
Commercial real estate | Substandard    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total 174 211
Commercial real estate | Substandard | Domestic    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 0 0
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 0 0
Three years before current fiscal year 0 0
Four years before current fiscal year 0 0
Prior 174 211
Revolving Loans 0 0
Total 174 211
Commercial real estate | Doubtful    
Financing Receivable, Credit Quality Indicator [Line Items]    
Total 192 191
Commercial real estate | Doubtful | Domestic    
Financing Receivable, Credit Quality Indicator [Line Items]    
Current fiscal year 67 0
Fiscal year before current fiscal year 0 0
Two years before current fiscal year 0 0
Three years before current fiscal year 0 0
Four years before current fiscal year 0 0
Prior 125 191
Revolving Loans 0 0
Total $ 192 $ 191