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Loans - Distribution of Fixed Rate Loans and Variable Rate Loans by Major Loan Category (Detail) $ in Thousands | Dec. 31, 2024 USD ($)
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Consumer Real Estate [Member] |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Distribution of fixed rate loans by major loan category, Fixed Rate | $ 305,062
Distribution of variable rate loans by major loan category, Variable Rate | 215,052
Agricultural Real Estate [Member] |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Distribution of fixed rate loans by major loan category, Fixed Rate | 118,808
Distribution of variable rate loans by major loan category, Variable Rate | 97,593
Agricultural [Member] |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Distribution of fixed rate loans by major loan category, Fixed Rate | 54,099
Distribution of variable rate loans by major loan category, Variable Rate | 97,981
Commercial Real Estate [Member] |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Distribution of fixed rate loans by major loan category, Fixed Rate | 934,197
Distribution of variable rate loans by major loan category, Variable Rate | 376,614
Commercial and Industrial [Member] |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Distribution of fixed rate loans by major loan category, Fixed Rate | 148,542
Distribution of variable rate loans by major loan category, Variable Rate | 126,610
Consumer [Member] |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Distribution of fixed rate loans by major loan category, Fixed Rate | 62,977
Distribution of variable rate loans by major loan category, Variable Rate | 32
Other Loan [Member] |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Distribution of fixed rate loans by major loan category, Fixed Rate | 15,270
Distribution of variable rate loans by major loan category, Variable Rate | $ 9,708

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