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v3.23.2

Allowance for Credit Losses - Schedule of allowance for credit losses on off-balance sheet credit exposures (Detail) - USD ($) $ in Thousands | Jun. 30, 2023 | Mar. 31, 2023 | Dec. 31, 2022
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Financing Receivable Recorded Investment [Line Items] |  |  |
Total allowance for credit losses | $ 35,149 | $ 34,196 | $ 28,511
Off-Balance Sheet Credit Exposures [Member] |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total allowance for credit losses | 3,851 | 3,588 |
Commercial and Agriculture [Member] |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total allowance for credit losses | 5,540 | 3,316 | 3,011
Commercial Real Estate Owner Occupied [Member] |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total allowance for credit losses | 5,531 | 5,733 | 4,565
Commercial Real Estate Non Owner Occupied [Member] |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total allowance for credit losses | 11,646 | 11,760 | 14,138
Real Estate Construction [Member] |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total allowance for credit losses | 3,447 | 3,920 | 2,293
Farm Real Estate [Member] |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total allowance for credit losses | 243 | 269 | 291
Lease Financing Receivables [Member] |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total allowance for credit losses | 1,947 | 2,907 | 429
Consumer and Other [Member] |  |  |
Financing Receivable Recorded Investment [Line Items] |  |  |
Total allowance for credit losses | $ 272 | $ 354 | $ 98

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