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Fee-Based Revenue from Contracts with Customers (In-Scope Noninterest Income by Business Segment and Reconciliation to Consolidated Noninterest Income) (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2022 | Mar. 31, 2021
Disaggregation of Revenue [Line Items] |  |
Noninterest income | $ 1,888 | $ 1,872
Total revenue from contracts with customers |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 1,333 | 1,197
Out-of-Scope |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 464 | 493
Other |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 211 | 300
Retail Banking |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 745 | 654
Retail Banking | Asset management & brokerage |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 134 | 102
Retail Banking | Card & cash management |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 289 | 251
Retail Banking | Lending & deposit services |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 159 | 131
Retail Banking | Total revenue from contracts with customers |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 582 | 484
Retail Banking | Out-of-Scope |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 163 | 170
Retail Banking | Brokerage fees | Asset management & brokerage |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 134 | 102
Retail Banking | Treasury management fees | Card & cash management |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 9 | 7
Retail Banking | Debit card fees | Card & cash management |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 161 | 138
Retail Banking | Net credit card fees | Card & cash management |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 55 | 47
Retail Banking | Merchant services | Card & cash management |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 41 | 32
Retail Banking | Other | Card & cash management |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 23 | 27
Retail Banking | Deposit account fees | Lending & deposit services |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 142 | 119
Retail Banking | Other | Lending & deposit services |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 17 | 12
Retail Banking | Net credit card fees | In-Scope |  |
Disaggregation of Revenue [Line Items] |  |
Interchange fees | 148 | 120
Credit card reward costs | 93 | 73
Corporate & Institutional Banking |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 804 | 807
Corporate & Institutional Banking | Card & cash management |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 319 | 235
Corporate & Institutional Banking | Lending & deposit services |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 8 | 10
Corporate & Institutional Banking | Total revenue from contracts with customers |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 508 | 487
Corporate & Institutional Banking | Out-of-Scope |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 296 | 320
Corporate & Institutional Banking | Treasury management fees | Card & cash management |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 302 | 223
Corporate & Institutional Banking | Merchant services | Card & cash management |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 17 | 12
Corporate & Institutional Banking | Other | Lending & deposit services |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 8 | 10
Corporate & Institutional Banking | Residential and commercial mortgage |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 31 | 31
Corporate & Institutional Banking | Capital markets related |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 137 | 192
Corporate & Institutional Banking | Other |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 13 | 19
Asset Management Group |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 248 | 229
Asset Management Group | Asset management & brokerage |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 243 | 226
Asset Management Group | Total revenue from contracts with customers |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 243 | 226
Asset Management Group | Out-of-Scope |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 5 | 3
Asset Management Group | Asset management fees | Asset management & brokerage |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 241 | 226
Asset Management Group | Brokerage fees | Asset management & brokerage |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | 2 |
Other |  |
Disaggregation of Revenue [Line Items] |  |
Noninterest income | $ 91 | $ 182

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