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Allowance for Credit Losses - Summary of Amortized Cost Basis of Nonaccrual Loans and Loans Past due 90 Days or Greater and Still Accruing (Detail) - USD ($) $ in Thousands | Jun. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual with No Allowance for Credit Loss | $ 2,875 | $ 9,160
Nonaccrual with a related Allowance for Credit Loss | 18,625 | 7,519
Total Nonaccrual | 21,500 | 16,679
Loans 90 days or greater past due still accruing | 378 | 494
Agriculture and Farmland [Member] |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual with No Allowance for Credit Loss | 0 | 0
Nonaccrual with a related Allowance for Credit Loss | 362 | 0
Total Nonaccrual | 362 | 0
Loans 90 days or greater past due still accruing | 20 | 0
Construction [Member] |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual with No Allowance for Credit Loss | 151 | 9
Nonaccrual with a related Allowance for Credit Loss | 9 | 0
Total Nonaccrual | 160 | 9
Loans 90 days or greater past due still accruing | 0 | 157
Commercial and Industrial [Member] |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual with No Allowance for Credit Loss | 1,780 | 125
Nonaccrual with a related Allowance for Credit Loss | 4,700 | 7
Total Nonaccrual | 6,480 | 132
Loans 90 days or greater past due still accruing | 300 | 0
Multifamily [Member] |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual with No Allowance for Credit Loss | 0 | 0
Nonaccrual with a related Allowance for Credit Loss | 0 | 0
Total Nonaccrual | 0 | 0
Loans 90 days or greater past due still accruing | 0 | 0
Owner Occupied [Member] |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual with No Allowance for Credit Loss | 944 | 6,171
Nonaccrual with a related Allowance for Credit Loss | 8,039 | 3,581
Total Nonaccrual | 8,983 | 9,752
Loans 90 days or greater past due still accruing | 0 | 0
Non-owner Occupied [Member] |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual with No Allowance for Credit Loss | 0 | 398
Nonaccrual with a related Allowance for Credit Loss | 2,906 | 3,931
Total Nonaccrual | 2,906 | 4,329
Loans 90 days or greater past due still accruing | 0 | 0
First Liens [Member] |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual with No Allowance for Credit Loss | 0 | 1,975
Nonaccrual with a related Allowance for Credit Loss | 2,149 | 0
Total Nonaccrual | 2,149 | 1,975
Loans 90 days or greater past due still accruing | 58 | 289
Second Liens and Lines of Credit [Member] |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual with No Allowance for Credit Loss | 0 | 482
Nonaccrual with a related Allowance for Credit Loss | 460 | 0
Total Nonaccrual | 460 | 482
Loans 90 days or greater past due still accruing | 0 | 0
Municipal [Member] |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual with No Allowance for Credit Loss | 0 | 0
Nonaccrual with a related Allowance for Credit Loss | 0 | 0
Total Nonaccrual | 0 | 0
Loans 90 days or greater past due still accruing | 0 | 0
Consumer [Member] |  |
Financing Receivable, Nonaccrual [Line Items] |  |
Nonaccrual with No Allowance for Credit Loss | 0 | 0
Nonaccrual with a related Allowance for Credit Loss | 0 | 0
Total Nonaccrual | 0 | 0
Loans 90 days or greater past due still accruing | $ 0 | $ 48

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- Definition Amortized cost excluding accrued interest, of financing receivable on nonaccrual status. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 16 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-16 + Details
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