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Commitments and Contingent Liabilities (Tables) | 6 Months Ended
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Jun. 30, 2019
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:
|  | June 30, |  |  | December 31, |
(unaudited, in thousands) |  | 2019 |  |  | 2018 |
Lines of credit |  | $ | 1,909,282 |  |  | $ | 1,894,030 |
Loans approved but not closed |  |  | 299,081 |  |  |  | 258,778 |
Overdraft limits |  |  | 152,207 |  |  |  | 153,572 |
Letters of credit |  |  | 45,960 |  |  |  | 42,841 |
Contingent obligations and other guarantees |  |  | 48,654 |  |  |  | 61,509 |

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