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Business Combination & Asset Purchase - Schedule of Pro-forma Results (Detail) - USD ($) $ / shares in Units, $ in Thousands | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Summary of Operations |  |  |
Net Interest Income - Before Provision for Loan Losses | $ 90,290 | $ 84,362 | $ 81,636
Provision for Loan Losses | 4,513 | 3,445 | 6,901
Net Interest Income After Provision for Loan Losses | 85,777 | 80,917 | 74,735
Noninterest Income | 14,099 | 18,931 | 17,668
Noninterest Expense | 57,426 | 57,622 | 55,765
Income Before Income Taxes | 42,450 | 42,226 | 36,638
Income Taxes | 8,185 | 8,458 | 7,242
Net Income | $ 34,265 | $ 33,768 | $ 29,396
Basic and Diluted Earnings Per Share | $ 2.59 | $ 2.57 | $ 2.24

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