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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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