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Commitments, Contingencies and Guarantees (Tables) | 6 Months Ended
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Jun. 30, 2021
Commitments and Contingencies Disclosure [Abstract] |
Credit Risk Of Off-Balance Sheet Financial Instruments By Contractual Amounts | Credit risk associated with these instruments is represented by the contractual amounts indicated in the following table:
| June 30, 2021 |  | December 31, 2020
| (In millions)
Unused commitments to extend credit | $ | 60,626 |  |  | $ | 56,644 |
Standby letters of credit | 1,773 |  |  | 1,742 |
Commercial letters of credit | 42 |  |  | 132 |
Liabilities associated with standby letters of credit | 31 |  |  | 25 |
Assets associated with standby letters of credit | 31 |  |  | 25 |
Reserve for unfunded credit commitments | 87 |  |  | 126 |

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- Definition Tabular disclosure of information about obligations resulting from other commitments. + References No definition available. + Details
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