Quarterly report [Sections 13 or 15(d)]

Outstanding Loans and Leases and Allowance for Credit Losses - Allowance by Portfolio Segment (Details)

v3.26.1
Outstanding Loans and Leases and Allowance for Credit Losses - Allowance by Portfolio Segment (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]          
Allowance for loan and lease losses, beginning balance $ 13,148 $ 13,256 $ 13,203 $ 13,240 $ 13,240
Loans and leases charged off (1,740) (1,824) (3,477) (3,557)  
Recoveries of loans and leases previously charged off 328 299 656 580  
Net charge-offs (1,412) (1,525) (2,821) (2,977)  
Provision for loan and lease losses 1,377 1,560 2,730 3,026  
Other 1 0 2 2  
Allowance for loan and lease losses, ending balance 13,114 13,291 13,114 13,291 13,203
Off-Balance Sheet, Credit Loss, Liability [Roll Forward]          
Reserve for unfunded lending commitments, beginning balance 1,161 1,110 1,177 1,096 1,096
Provision for unfunded lending commitments (11) 32 (27) 46  
Other   1   1  
Reserve for unfunded lending commitments, ending balance 1,150 1,143 1,150 1,143 1,177
Allowance for credit losses 14,264 14,434 14,264 14,434  
Consumer real estate          
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]          
Allowance for loan and lease losses, beginning balance 417 340 416 293 293
Loans and leases charged off (16) (14) (32) (20)  
Recoveries of loans and leases previously charged off 21 22 39 40  
Net charge-offs 5 8 7 20  
Provision for loan and lease losses 19 (3) 19 29  
Other 0 1 (1) 4  
Allowance for loan and lease losses, ending balance 441 346 441 346 416
Off-Balance Sheet, Credit Loss, Liability [Roll Forward]          
Reserve for unfunded lending commitments, beginning balance 75 57 62 57 57
Provision for unfunded lending commitments (5) 1 8 1  
Other   0   0  
Reserve for unfunded lending commitments, ending balance 70 58 70 58 62
Allowance for credit losses 511 404 511 404  
Credit card and other consumer          
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]          
Allowance for loan and lease losses, beginning balance 7,854 8,212 7,964 8,277 8,277
Loans and leases charged off (1,314) (1,299) (2,630) (2,648)  
Recoveries of loans and leases previously charged off 269 232 524 450  
Net charge-offs (1,045) (1,067) (2,106) (2,198)  
Provision for loan and lease losses 996 1,087 1,946 2,154  
Other 0 0 1 (1)  
Allowance for loan and lease losses, ending balance 7,805 8,232 7,805 8,232 7,964
Off-Balance Sheet, Credit Loss, Liability [Roll Forward]          
Reserve for unfunded lending commitments, beginning balance 0 0 0 0 0
Provision for unfunded lending commitments 0 0 0 0  
Other   0   0  
Reserve for unfunded lending commitments, ending balance 0 0 0 0 0
Allowance for credit losses 7,805 8,232 7,805 8,232  
Commercial          
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss [Roll Forward]          
Allowance for loan and lease losses, beginning balance 4,877 4,704 4,823 4,670 4,670
Loans and leases charged off (410) (511) (815) (889)  
Recoveries of loans and leases previously charged off 38 45 93 90  
Net charge-offs (372) (466) (722) (799)  
Provision for loan and lease losses 362 476 765 843  
Other 1 (1) 2 (1)  
Allowance for loan and lease losses, ending balance 4,868 4,713 4,868 4,713 4,823
Off-Balance Sheet, Credit Loss, Liability [Roll Forward]          
Reserve for unfunded lending commitments, beginning balance 1,086 1,053 1,115 1,039 1,039
Provision for unfunded lending commitments (6) 31 (35) 45  
Other   1   1  
Reserve for unfunded lending commitments, ending balance 1,080 1,085 1,080 1,085 $ 1,115
Allowance for credit losses $ 5,948 $ 5,798 $ 5,948 $ 5,798