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Stock-Based Compensation - Additional Information (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Restricted stock awards outstanding	281,523		281,523
Stock option exercises, Shares			3,750
Stock option outstanding , Shares	18,933,637		18,933,637		18,950,329
Stock options outstanding	1,875		1,875
RSAs and LTIP RSAs Member
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Forfeited restricted stock units			26,841
Compensation expense	$ 457	$ 374	$ 936	$ 729
Employee Stock [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Unrecognized compensation expense			$ 1,700
Bay Banks Of Virginia Inc [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Stock option outstanding , Shares	47,049		47,049

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Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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Amount of cash paid to settle liability for award under share-based payment arrangement.

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