v3.25.4
Loans and Related Allowance for Credit Losses, Commercial Loan Categories by Risk Categories and Vintage (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Net Investment in Lease, before Allowance for Credit Loss [Abstract]    
Lease financing $ 15,543 $ 16,413
Financing Receivable and Net Investment in Lease, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]    
Total loans $ 986,167 $ 912,745
Accounts, Notes, Loans and Financing Receivable Textual [Abstract]    
Financing receivable, credit quality indicator, update frequency [Extensible Enumeration] Credit Quality Indicator, Updated Quarterly [Member] Credit Quality Indicator, Updated Quarterly [Member]
Net investment in lease, credit quality indicator, update frequency [Extensible Enumeration] Credit Quality Indicator, Updated Quarterly [Member] Credit Quality Indicator, Updated Quarterly [Member]
Total Commercial [Member]    
Financing Receivable and Net Investment in Lease, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]    
Term loans by origination year, current fiscal year, total $ 135,506 $ 77,903
Term loans by origination year, fiscal year before current fiscal year, total 40,208 43,079
Term loans by origination year, two years before current fiscal year, total 25,878 58,458
Term loans by origination year, three years before current fiscal year, total 34,641 41,582
Term loans by origination year, four years before current fiscal year, total 23,207 15,412
Term loans by origination year, more than five years before current fiscal year, total 37,462 38,769
Revolving loans, total 302,925 257,500
Revolving loans converted to term loans, total 68 1,456
Total loans $ 599,895 534,159
Accounts, Notes, Loans and Financing Receivable Textual [Abstract]    
Financing receivable, threshold period past due, writeoff 180 days  
Total Commercial [Member] | Pass [Member]    
Financing Receivable and Net Investment in Lease, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]    
Total loans $ 568,900  
Total Commercial [Member] | Criticized [Member]    
Financing Receivable and Net Investment in Lease, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]    
Total loans 31,000  
Total Commercial [Member] | Commercial and industrial loans [Member]    
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]    
Term loans by origination year, current fiscal year, finance receivable 85,802 47,579
Term loans by origination year, fiscal year before current fiscal year, finance receivable 24,343 24,790
Term loans by origination year, two years before current fiscal year, finance receivable 12,878 24,786
Term loans by origination year, three years before current fiscal year, finance receivable 13,329 14,686
Term loans by origination year, four years before current fiscal year, finance receivable 7,511 5,102
Term loans by origination year, more than five years before current fiscal year, finance receivable 12,914 11,666
Revolving loans, finance receivable 295,278 251,355
Revolving loans converted to term loans, finance receivable 13 1,277
Total loans 452,068 381,241
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract]    
Term loans by origination year, current fiscal year, charge-offs 54 79
Term loans by origination year, fiscal year before current fiscal year, charge-offs 56 107
Term loans by origination year, two years before current fiscal year, charge-offs 42 26
Term loans by origination year, three years before current fiscal year, charge-offs 26 39
Term loans by origination year, four years before current fiscal year, charge-offs 27 8
Term loans by origination year, more than five years before current fiscal year, charge-offs 14 7
Revolving loans, charge-offs 485 463
Revolving loans converted to term loans, charge-offs 0 0
Loan charge-offs, loans 704 729
Total Commercial [Member] | Commercial and industrial loans [Member] | Pass [Member]    
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]    
Term loans by origination year, current fiscal year, finance receivable 84,419 46,670
Term loans by origination year, fiscal year before current fiscal year, finance receivable 23,611 23,891
Term loans by origination year, two years before current fiscal year, finance receivable 11,947 23,142
Term loans by origination year, three years before current fiscal year, finance receivable 12,544 13,883
Term loans by origination year, four years before current fiscal year, finance receivable 7,248 4,963
Term loans by origination year, more than five years before current fiscal year, finance receivable 12,455 10,892
Revolving loans, finance receivable 285,207 241,365
Revolving loans converted to term loans, finance receivable 13 1,247
Total loans 437,444 366,053
Total Commercial [Member] | Commercial and industrial loans [Member] | Criticized [Member]    
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]    
Term loans by origination year, current fiscal year, finance receivable 1,383 909
Term loans by origination year, fiscal year before current fiscal year, finance receivable 732 899
Term loans by origination year, two years before current fiscal year, finance receivable 931 1,644
Term loans by origination year, three years before current fiscal year, finance receivable 785 803
Term loans by origination year, four years before current fiscal year, finance receivable 263 139
Term loans by origination year, more than five years before current fiscal year, finance receivable 459 774
Revolving loans, finance receivable 10,071 9,990
Revolving loans converted to term loans, finance receivable 0 30
Total loans 14,624 15,188
Total Commercial [Member] | Commercial real estate [Member]    
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]    
Term loans by origination year, current fiscal year, finance receivable 44,737 25,417
Term loans by origination year, fiscal year before current fiscal year, finance receivable 12,201 13,279
Term loans by origination year, two years before current fiscal year, finance receivable 9,428 30,741
Term loans by origination year, three years before current fiscal year, finance receivable 19,642 25,336
Term loans by origination year, four years before current fiscal year, finance receivable 14,877 9,671
Term loans by origination year, more than five years before current fiscal year, finance receivable 23,697 25,737
Revolving loans, finance receivable 7,647 6,145
Revolving loans converted to term loans, finance receivable 55 179
Total loans 132,284 136,505
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract]    
Term loans by origination year, current fiscal year, charge-offs 104 81
Term loans by origination year, fiscal year before current fiscal year, charge-offs 52 78
Term loans by origination year, two years before current fiscal year, charge-offs 38 124
Term loans by origination year, three years before current fiscal year, charge-offs 61 158
Term loans by origination year, four years before current fiscal year, charge-offs 117 145
Term loans by origination year, more than five years before current fiscal year, charge-offs 123 359
Revolving loans, charge-offs 2 0
Revolving loans converted to term loans, charge-offs 0 0
Loan charge-offs, loans 497 945
Total Commercial [Member] | Commercial real estate [Member] | Pass [Member]    
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]    
Term loans by origination year, current fiscal year, finance receivable 40,934 22,021
Term loans by origination year, fiscal year before current fiscal year, finance receivable 10,799 11,432
Term loans by origination year, two years before current fiscal year, finance receivable 8,246 25,314
Term loans by origination year, three years before current fiscal year, finance receivable 16,051 21,096
Term loans by origination year, four years before current fiscal year, finance receivable 11,863 8,193
Term loans by origination year, more than five years before current fiscal year, finance receivable 21,690 23,121
Revolving loans, finance receivable 7,588 5,872
Revolving loans converted to term loans, finance receivable 55 179
Total loans 117,226 117,228
Total Commercial [Member] | Commercial real estate [Member] | Criticized [Member]    
Financing Receivable, Excluding Accrued Interest, before Allowance for Credit Loss, by Origination Year [Abstract]    
Term loans by origination year, current fiscal year, finance receivable 3,803 3,396
Term loans by origination year, fiscal year before current fiscal year, finance receivable 1,402 1,847
Term loans by origination year, two years before current fiscal year, finance receivable 1,182 5,427
Term loans by origination year, three years before current fiscal year, finance receivable 3,591 4,240
Term loans by origination year, four years before current fiscal year, finance receivable 3,014 1,478
Term loans by origination year, more than five years before current fiscal year, finance receivable 2,007 2,616
Revolving loans, finance receivable 59 273
Revolving loans converted to term loans, finance receivable 0 0
Total loans 15,058 19,277
Total Commercial [Member] | Lease financing [Member]    
Net Investment in Lease, before Allowance for Credit Loss [Abstract]    
Term loans by origination year, current fiscal year, net investment in lease 4,967 4,907
Term loans by origination year, fiscal year before current fiscal year, net investment in lease 3,664 5,010
Term loans by origination year, two years before current fiscal year, net investment in lease 3,572 2,931
Term loans by origination year, three years before current fiscal year, net investment in lease 1,670 1,560
Term loans by origination year, four years before current fiscal year, net investment in lease 819 639
Term loans by origination year, more than five years before current fiscal year, net investment in lease 851 1,366
Revolving loans, net investment in lease 0 0
Revolving loans converted to term loans, net investment in lease 0 0
Lease financing 15,543 16,413
Net Investment in Lease, Allowance for Credit Loss, Writeoff, by Origination Year [Abstract]    
Net investment in lease by origination year, current fiscal year, charge-offs 3 3
Net investment in lease by origination year, year before current fiscal year, charge-offs 11 17
Net investment in lease by origination year, two years before current fiscal year, charge-offs 17 14
Net investment in lease by origination year, three years before current fiscal year, charge-offs 10 10
Net investment in lease by origination year, four years before current fiscal year, charge-offs 5 5
Net investment in lease by origination year, more than five years before current fiscal year, charge-offs 4 3
Net investment in lease, revolving loans, charge-offs 0 0
Net investment in lease, revolving loans converted to term loans, charge-offs 0 0
Loan charge-offs, lease financing 50 52
Total Commercial [Member] | Lease financing [Member] | Pass [Member]    
Net Investment in Lease, before Allowance for Credit Loss [Abstract]    
Term loans by origination year, current fiscal year, net investment in lease 4,566 4,516
Term loans by origination year, fiscal year before current fiscal year, net investment in lease 3,295 4,628
Term loans by origination year, two years before current fiscal year, net investment in lease 3,254 2,681
Term loans by origination year, three years before current fiscal year, net investment in lease 1,524 1,457
Term loans by origination year, four years before current fiscal year, net investment in lease 768 573
Term loans by origination year, more than five years before current fiscal year, net investment in lease 812 1,290
Revolving loans, net investment in lease 0 0
Revolving loans converted to term loans, net investment in lease 0 0
Lease financing 14,219 15,145
Total Commercial [Member] | Lease financing [Member] | Criticized [Member]    
Net Investment in Lease, before Allowance for Credit Loss [Abstract]    
Term loans by origination year, current fiscal year, net investment in lease 401 391
Term loans by origination year, fiscal year before current fiscal year, net investment in lease 369 382
Term loans by origination year, two years before current fiscal year, net investment in lease 318 250
Term loans by origination year, three years before current fiscal year, net investment in lease 146 103
Term loans by origination year, four years before current fiscal year, net investment in lease 51 66
Term loans by origination year, more than five years before current fiscal year, net investment in lease 39 76
Revolving loans, net investment in lease 0 0
Revolving loans converted to term loans, net investment in lease 0 0
Lease financing $ 1,324 $ 1,268