Fair Value - Summary of Estimated Fair Values and Related Carrying Amounts of Financial Instruments (Detail) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Financial Assets
Cash and due from banks	$ 173,533	$ 110,491
Securities available for sale	312,035	321,081
Restricted equity investments	19,275	18,621
Other equity investments	4,834	12,905
Other investments	19,405	29,467
Loans held for sale	30,976	46,337
Financial Liabilities
Noninterest-bearing demand	452,690	506,248
Savings	100,857	117,923
Time	1,027,020	892,325
FHLB borrowings	150,000	210,000
Subordinated notes, net	39,789	39,855
Carrying Value [Member]
Financial Assets
Cash and due from banks	173,533	110,491
Restricted cash	2,459	10,660
Federal funds sold	838	4,451
Securities available for sale	312,035	321,081
Restricted equity investments	19,275	18,621
Other equity investments	4,834	12,905
Other investments	19,405	29,467
Loans held for sale	30,976	46,337
Loans held for investment, net	2,088,774	2,395,054
Accrued interest receivable	12,537	14,967
Bank owned life insurance	1,083	48,453
MSR assets	386	27,114
Financial Liabilities
Noninterest-bearing demand	452,690	506,248
Interest-bearing demand and money market	598,875	1,049,536
Savings	100,857	117,923
Time	1,027,020	892,325
FHLB borrowings	150,000	210,000
FRB borrowings		65,000
Subordinated notes, net	39,789	39,855
Fair Value [Member]
Financial Assets
Cash and due from banks	173,533	110,491
Restricted cash	2,459	10,660
Federal funds sold	838	4,451
Securities available for sale	312,035	321,081
Restricted equity investments	19,275	18,621
Other equity investments	4,834	12,905
Other investments	19,405	29,467
Loans held for sale	30,976	46,337
Loans held for investment, net	1,998,668	2,316,113
Accrued interest receivable	12,537	14,967
Bank owned life insurance	1,083	48,453
MSR assets	386	27,114
Financial Liabilities
Noninterest-bearing demand	452,690	506,248
Interest-bearing demand and money market	598,875	1,049,536
Savings	100,857	117,923
Time	1,029,199	892,439
FHLB borrowings	152,782	211,799
FRB borrowings		65,000
Subordinated notes, net	38,765	37,803
Level 1 [Member]
Financial Assets
Cash and due from banks	173,533	110,491
Restricted cash	2,459	10,660
Federal funds sold	838	4,451
Financial Liabilities
Noninterest-bearing demand	452,690	506,248
Level 2 [Member]
Financial Assets
Securities available for sale	311,285	320,331
Restricted equity investments	19,275	18,621
Other equity investments	1,828	12,905
Loans held for sale	30,976	46,337
Accrued interest receivable	12,537	14,967
Bank owned life insurance	1,083	48,453
Financial Liabilities
Interest-bearing demand and money market	598,875	1,049,536
Savings	100,857	117,923
FHLB borrowings	152,782	211,799
FRB borrowings		65,000
Level 3 [Member]
Financial Assets
Securities available for sale	750	750
Other equity investments	3,006
Other investments	19,405	29,467
Loans held for investment, net	1,998,668	2,316,113
MSR assets	386	27,114
Financial Liabilities
Time	1,029,199	892,439
Subordinated notes, net	$ 38,765	$ 37,803

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