Loans and Allowance for Loan Losses - Summary of Loans Held for Investment (Detail) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Loans and Leases Receivable Disclosure [Line Items]
Gross loans	$ 2,065,587	$ 1,808,484
Less: deferred loan fees, net of costs	(1,550)	(906)
Total	2,064,037	1,807,578
Commercial and Industrial [Member]
Loans and Leases Receivable Disclosure [Line Items]
Gross loans	496,962	320,827
Paycheck Protection Program [Member]
Loans and Leases Receivable Disclosure [Line Items]
Gross loans	15,654	30,742
Paycheck Protection Program [Member] \| Real Estate [Member]
Loans and Leases Receivable Disclosure [Line Items]
Gross loans	15,654
Construction, commercial [Member] \| Real Estate [Member]
Loans and Leases Receivable Disclosure [Line Items]
Gross loans	122,455	146,523
Construction, Residential [Member] \| Real Estate [Member]
Loans and Leases Receivable Disclosure [Line Items]
Gross loans	70,860	58,857
Mortgage, Commercial [Member] \| Real Estate [Member]
Loans and Leases Receivable Disclosure [Line Items]
Gross loans	791,465	701,503
Mortgage, Residential [Member] \| Real Estate [Member]
Loans and Leases Receivable Disclosure [Line Items]
Gross loans	522,219	493,982
Mortgage, Farmland [Member] \| Real Estate [Member]
Loans and Leases Receivable Disclosure [Line Items]
Gross loans	6,880	6,173
Consumer [Member]
Loans and Leases Receivable Disclosure [Line Items]
Gross loans	$ 39,092	$ 49,877

Amount of deferred interest and fee income, unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of acquired loans. Excludes amounts 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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