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Other Liabilities - Schedule of Other Liabilities (Details) - USD ($) $ in Millions | Mar. 31, 2023 | Mar. 27, 2023 | Dec. 31, 2022
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Other Liabilities Disclosure [Abstract] |  |  |
Fair value of derivative financial instruments | $ 791 |  | $ 486
Lease liabilities | 345 |  | 352
Accrued expenses and accounts payable | 476 |  | 275
Commitments to fund tax credit investments | 991 |  | 295
Deferred taxes | 3,551 |  | 286
ACL for unfunded commitments | 352 |  | 106
Incentive plan liabilities | 156 |  | 267
Accrued interest payable | 150 |  | 57
Other | 1,360 |  | 464
Total other liabilities | $ 8,172 |  | $ 2,588
SVB |  |  |
Business Acquisition [Line Items] |  |  |
Value Appreciation Instrument |  | $ 500 |

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