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Off-Balance Sheet Commitments - Distribution of Total Loan Commitments (Detail) - USD ($) $ in Thousands | Jun. 30, 2022 | Dec. 31, 2021
--- | --- | ---
Loss Contingencies [Line Items] |  |
Total commitments | $ 720,655 | $ 715,022
Unused Commitments to Extend Credit |  |
Loss Contingencies [Line Items] |  |
Total commitments | 613,804 | 626,474
Standby letters of credit |  |
Loss Contingencies [Line Items] |  |
Total commitments | 59,480 | 49,287
Commercial letters of credit |  |
Loss Contingencies [Line Items] |  |
Total commitments | $ 47,371 | $ 39,261

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Details
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