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Financial Instruments With Off-Balance Sheet Risk and Financial Instruments With Concentrations of Credit Risk (Tables) | 12 Months Ended
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Dec. 31, 2023
Risks and Uncertainties [Abstract] |
Schedule of off-balance sheet financial instruments with credit risk | The total amounts of off-balance sheet financial instruments with credit risk were as follows:
December 31 (In thousands) |  | 2023 |  | 2022
Loan commitments |  | $ | 1,527,577 |  |  | $ | 1,416,699 |
Standby letters of credit |  | 31,261 |  |  | 30,468 |

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