v3.26.1
Loans and Related Allowance for Credit Losses (Analysis of Loan Portfolio) (Details) - USD ($)
$ in Millions
Jun. 30, 2026
Dec. 31, 2025
Financing Receivable, Past Due [Line Items]    
Total loans [1] $ 367,953 $ 331,481
Percentage of total loans, past due 100.00% 100.00%
Accrued interest on loan portfolio $ 1,500 $ 1,300
Unearned income, unamortized deferred fees and costs on originated loans, and premiums or discounts on purchased loans 1,700 1,100
Collateral Dependent    
Financing Receivable, Past Due [Line Items]    
Total loans 1,300 1,500
Current or Less Than 30 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans $ 364,274 $ 327,583
Percentage of total loans, past due 99.00% 98.82%
30-59 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans $ 695 $ 660
Percentage of total loans, past due 0.19% 0.20%
60-89 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans $ 338 $ 403
Percentage of total loans, past due 0.09% 0.12%
90 Days or More Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans $ 403 $ 380
Percentage of total loans, past due 0.11% 0.11%
Total Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans $ 1,436 $ 1,443
Percentage of total loans, past due 0.39% 0.44%
Nonperforming Loans    
Financing Receivable, Past Due [Line Items]    
Total loans $ 2,027 $ 2,218
Percentage of total loans, past due 0.55% 0.67%
Fair Value Option Nonaccrual Loans    
Financing Receivable, Past Due [Line Items]    
Nonaccrual loans $ 216 $ 237
Percentage of total loans, nonaccrual, past due 0.06% 0.07%
Total commercial lending    
Financing Receivable, Past Due [Line Items]    
Total loans $ 263,877 $ 232,463
Total commercial lending | Current or Less Than 30 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 262,392 230,651
Total commercial lending | 30-59 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 130 196
Total commercial lending | 60-89 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 130 201
Total commercial lending | 90 Days or More Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 76 57
Total commercial lending | Total Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 336 454
Total commercial lending | Nonperforming Loans    
Financing Receivable, Past Due [Line Items]    
Total loans 1,149 1,358
Total commercial lending | Fair Value Option Nonaccrual Loans    
Financing Receivable, Past Due [Line Items]    
Nonaccrual loans 0 0
Total consumer lending    
Financing Receivable, Past Due [Line Items]    
Total loans 104,076 99,018
Total consumer lending | Current or Less Than 30 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 101,882 96,932
Total consumer lending | 30-59 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 565 464
Total consumer lending | 60-89 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 208 202
Total consumer lending | 90 Days or More Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 327 323
Total consumer lending | Total Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 1,100 989
Total consumer lending | Nonperforming Loans    
Financing Receivable, Past Due [Line Items]    
Total loans 878 860
Total consumer lending | Fair Value Option Nonaccrual Loans    
Financing Receivable, Past Due [Line Items]    
Nonaccrual loans 216 237
Commercial and industrial | Total commercial lending    
Financing Receivable, Past Due [Line Items]    
Total loans 227,915 202,898
Commercial and industrial | Total commercial lending | Current or Less Than 30 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 226,910 201,772
Commercial and industrial | Total commercial lending | 30-59 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 123 182
Commercial and industrial | Total commercial lending | 60-89 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 121 103
Commercial and industrial | Total commercial lending | 90 Days or More Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 76 57
Commercial and industrial | Total commercial lending | Total Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 320 342
Commercial and industrial | Total commercial lending | Nonperforming Loans    
Financing Receivable, Past Due [Line Items]    
Total loans 685 784
Commercial and industrial | Total commercial lending | Fair Value Option Nonaccrual Loans    
Financing Receivable, Past Due [Line Items]    
Nonaccrual loans 0 0
Commercial real estate | Total commercial lending    
Financing Receivable, Past Due [Line Items]    
Total loans 35,962 29,565
Commercial real estate | Total commercial lending | Current or Less Than 30 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 35,482 28,879
Commercial real estate | Total commercial lending | 30-59 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 7 14
Commercial real estate | Total commercial lending | 60-89 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 9 98
Commercial real estate | Total commercial lending | 90 Days or More Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 0 0
Commercial real estate | Total commercial lending | Total Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 16 112
Commercial real estate | Total commercial lending | Nonperforming Loans    
Financing Receivable, Past Due [Line Items]    
Total loans 464 574
Commercial real estate | Total commercial lending | Fair Value Option Nonaccrual Loans    
Financing Receivable, Past Due [Line Items]    
Nonaccrual loans 0 0
Residential real estate    
Financing Receivable, Past Due [Line Items]    
Total loans 48,709 43,760
Residential real estate | Government insured or guaranteed loans    
Financing Receivable, Past Due [Line Items]    
Total loans 620 626
Residential real estate | Total consumer lending    
Financing Receivable, Past Due [Line Items]    
Total loans 48,709 43,760
Residential real estate | Total consumer lending | Current or Less Than 30 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 47,486 42,687
Residential real estate | Total consumer lending | 30-59 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 372 243
Residential real estate | Total consumer lending | 60-89 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 115 101
Residential real estate | Total consumer lending | 90 Days or More Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 230 209
Residential real estate | Total consumer lending | Total Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 717 553
Residential real estate | Total consumer lending | Total Past Due | Government insured or guaranteed loans    
Financing Receivable, Past Due [Line Items]    
Total loans 300 300
Residential real estate | Total consumer lending | Nonperforming Loans    
Financing Receivable, Past Due [Line Items]    
Total loans 325 320
Residential real estate | Total consumer lending | Fair Value Option Nonaccrual Loans    
Financing Receivable, Past Due [Line Items]    
Nonaccrual loans 181 200
Home equity    
Financing Receivable, Past Due [Line Items]    
Total loans 26,280 25,941
Home equity | Total consumer lending    
Financing Receivable, Past Due [Line Items]    
Total loans 26,280 25,941
Home equity | Total consumer lending | Current or Less Than 30 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 25,698 25,365
Home equity | Total consumer lending | 30-59 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 65 70
Home equity | Total consumer lending | 60-89 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 26 30
Home equity | Total consumer lending | 90 Days or More Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 0 0
Home equity | Total consumer lending | Total Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 91 100
Home equity | Total consumer lending | Nonperforming Loans    
Financing Receivable, Past Due [Line Items]    
Total loans 456 439
Home equity | Total consumer lending | Fair Value Option Nonaccrual Loans    
Financing Receivable, Past Due [Line Items]    
Nonaccrual loans 35 37
Automobile | Total consumer lending    
Financing Receivable, Past Due [Line Items]    
Total loans 15,872 16,591
Automobile | Total consumer lending | Current or Less Than 30 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 15,712 16,411
Automobile | Total consumer lending | 30-59 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 59 74
Automobile | Total consumer lending | 60-89 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 15 18
Automobile | Total consumer lending | 90 Days or More Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 4 5
Automobile | Total consumer lending | Total Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 78 97
Automobile | Total consumer lending | Nonperforming Loans    
Financing Receivable, Past Due [Line Items]    
Total loans 82 83
Automobile | Total consumer lending | Fair Value Option Nonaccrual Loans    
Financing Receivable, Past Due [Line Items]    
Nonaccrual loans 0 0
Credit card | Total consumer lending    
Financing Receivable, Past Due [Line Items]    
Total loans 7,311 7,014
Credit card | Total consumer lending | Current or Less Than 30 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 7,179 6,859
Credit card | Total consumer lending | 30-59 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 37 45
Credit card | Total consumer lending | 60-89 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 28 32
Credit card | Total consumer lending | 90 Days or More Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 56 65
Credit card | Total consumer lending | Total Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 121 142
Credit card | Total consumer lending | Nonperforming Loans    
Financing Receivable, Past Due [Line Items]    
Total loans 11 13
Credit card | Total consumer lending | Fair Value Option Nonaccrual Loans    
Financing Receivable, Past Due [Line Items]    
Nonaccrual loans 0 0
Other consumer    
Financing Receivable, Past Due [Line Items]    
Total loans 5,904 5,712
Other consumer | Total consumer lending    
Financing Receivable, Past Due [Line Items]    
Total loans 5,904 5,712
Other consumer | Total consumer lending | Current or Less Than 30 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 5,807 5,610
Other consumer | Total consumer lending | 30-59 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 32 32
Other consumer | Total consumer lending | 60-89 Days Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 24 21
Other consumer | Total consumer lending | 90 Days or More Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 37 44
Other consumer | Total consumer lending | Total Past Due    
Financing Receivable, Past Due [Line Items]    
Total loans 93 97
Other consumer | Total consumer lending | Nonperforming Loans    
Financing Receivable, Past Due [Line Items]    
Total loans 4 5
Other consumer | Total consumer lending | Fair Value Option Nonaccrual Loans    
Financing Receivable, Past Due [Line Items]    
Nonaccrual loans $ 0 $ 0
[1] Our consolidated assets included the following for which we have elected the fair value option: Loans held for sale of $1.3 billion, Loans held for investment of $1.1 billion and Other assets of $0.1 billion at June 30, 2026. Comparable amounts at December 31, 2025 were $1.7 billion, $1.1 billion and $0.2 billion, respectively.