Loans - Loan Balances (Detail) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Accounts Notes And Loans Receivable [Line Items]
Total Loans	$ 2,019,196	$ 2,057,502
Allowance for loan losses	(26,197)	(25,028)
Net loans	1,992,999	2,032,474
Commercial and Agriculture [Member]
Accounts Notes And Loans Receivable [Line Items]
Total Loans	328,871	409,876
Commercial Real Estate Owner Occupied [Member]
Accounts Notes And Loans Receivable [Line Items]
Total Loans	271,667	278,413
Commercial Real Estate Non Owner Occupied [Member]
Accounts Notes And Loans Receivable [Line Items]
Total Loans	762,983	705,072
Residential Real Estate [Member]
Accounts Notes And Loans Receivable [Line Items]
Total Loans	426,731	442,588
Real Estate Construction [Member]
Accounts Notes And Loans Receivable [Line Items]
Total Loans	188,368	175,609
Farm Real Estate [Member]
Accounts Notes And Loans Receivable [Line Items]
Total Loans	28,616	33,102
Consumer and Other [Member]
Accounts Notes And Loans Receivable [Line Items]
Total Loans	$ 11,960	$ 12,842

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No definition available.

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Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

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Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

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Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.

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