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Commitments and Contingent Liabilities (Tables) | 3 Months Ended
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Mar. 31, 2021
Commitments And Contingencies Disclosure [Abstract] |
Commitments to Extend Credit, Guarantees and Various Letters of Credit Outstanding | The following table presents total commitments to extend credit, guarantees and various letters of credit outstanding:
|  | March 31, |  |  | December 31, |
(unaudited, in thousands) |  | 2021 |  |  | 2020 |
Lines of credit |  | $ | 2,497,734 |  |  | $ | 2,510,011 |
Loans approved but not closed |  |  | 470,736 |  |  |  | 381,180 |
Overdraft limits |  |  | 153,374 |  |  |  | 154,322 |
Letters of credit |  |  | 53,136 |  |  |  | 53,788 |
Contingent obligations and other guarantees |  |  | 199,066 |  |  |  | 126,984 |

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