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Strategic Lines of Business (Business Segment Financial Results) (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Net interest income (expense) |  | $ 2,466 | $ 1,844 | $ 1,911
Provision for credit losses |  | 60 | (384) | 537
Noninterest income |  | 1,068 | 1,123 | 1,001
Noninterest expenses |  | 1,998 | 1,861 | 1,754
Provision for income taxes, amount |  | 325 | 322 | 124
Net Income |  | 1,151 | 1,168 | 497
Net credit-related (recoveries) charge-offs |  | 17 | (10) | 196
Assets, average |  | 87,272 | 90,152 | 81,146
Loans, average |  | 50,460 | 49,083 | 51,631
Deposits, average |  | $ 75,481 | $ 77,681 | $ 65,038
Return on average assets | [1] | 1.32% | 1.30% | 0.61%
Efficiency ratio | [2] | 56.32% | 62.42% | 60.13%
Commercial Bank |  |  |  |
Net interest income (expense) |  | $ 1,753 | $ 1,574 | $ 1,605
Provision for credit losses |  | 32 | (346) | 495
Noninterest income |  | 607 | 663 | 555
Noninterest expenses |  | 963 | 870 | 813
Provision for income taxes, amount |  | 313 | 384 | 184
Net Income |  | 1,052 | 1,329 | 668
Net credit-related (recoveries) charge-offs |  | 21 | (12) | 192
Assets, average |  | 47,660 | 44,004 | 45,716
Loans, average |  | 43,481 | 41,801 | 44,119
Deposits, average |  | $ 42,584 | $ 45,602 | $ 36,616
Return on average assets | [1] | 2.21% | 2.71% | 1.46%
Efficiency ratio | [2] | 40.69% | 38.76% | 37.63%
Retail Bank |  |  |  |
Net interest income (expense) |  | $ 680 | $ 565 | $ 503
Provision for credit losses |  | 11 | (5) | 7
Noninterest income |  | 122 | 123 | 110
Noninterest expenses |  | 689 | 645 | 607
Provision for income taxes, amount |  | 22 | 5 | (3)
Net Income |  | 80 | 43 | 2
Net credit-related (recoveries) charge-offs |  | (1) | 2 | 1
Assets, average |  | 2,814 | 3,213 | 3,281
Loans, average |  | 2,063 | 2,382 | 2,468
Deposits, average |  | $ 26,672 | $ 25,682 | $ 22,832
Return on average assets | [1] | 0.29% | 0.16% | 0.00%
Efficiency ratio | [2] | 85.31% | 92.98% | 98.52%
Wealth Management |  |  |  |
Net interest income (expense) |  | $ 199 | $ 166 | $ 167
Provision for credit losses |  | 9 | (32) | 35
Noninterest income |  | 298 | 279 | 263
Noninterest expenses |  | 348 | 317 | 295
Provision for income taxes, amount |  | 33 | 36 | 22
Net Income |  | 107 | 124 | 78
Net credit-related (recoveries) charge-offs |  | (3) | 0 | 3
Assets, average |  | 5,037 | 5,028 | 5,162
Loans, average |  | 4,906 | 4,903 | 5,045
Deposits, average |  | $ 5,439 | $ 5,218 | $ 4,402
Return on average assets | [1] | 1.83% | 2.24% | 1.51%
Efficiency ratio | [2] | 70.00% | 71.02% | 68.47%
Finance |  |  |  |
Net interest income (expense) |  | $ (187) | $ (471) | $ (384)
Provision for credit losses |  | 0 | 0 | 0
Noninterest income |  | 58 | 41 | 55
Noninterest expenses |  | 1 | 1 | 2
Provision for income taxes, amount |  | (37) | (100) | (78)
Net Income |  | (93) | (331) | (253)
Net credit-related (recoveries) charge-offs |  | 0 | 0 | 0
Assets, average |  | 20,682 | 17,705 | 15,418
Loans, average |  | 0 | 0 | 0
Deposits, average |  | 591 | 965 | 1,026
Other |  |  |  |
Net interest income (expense) |  | 21 | 10 | 20
Provision for credit losses |  | 8 | (1) | 0
Noninterest income |  | (17) | 17 | 18
Noninterest expenses |  | (3) | 28 | 37
Provision for income taxes, amount |  | (6) | (3) | (1)
Net Income |  | 5 | 3 | 2
Net credit-related (recoveries) charge-offs |  | 0 | 0 | 0
Assets, average |  | 11,079 | 20,202 | 11,569
Loans, average |  | 10 | (3) | (1)
Deposits, average |  | $ 195 | $ 214 | $ 162
[1] | Return on average assets is calculated based on the greater of average assets or average liabilities and attributed equity.
[2] | Noninterest expenses as a percentage of the sum of net interest income and noninterest income excluding net gains (losses) from securities, a derivative contract tied to the conversion rate of Visa Class B shares and changes in the value of shares obtained through monetization of warrants.

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