Goodwill and Intangible Assets - Schedule of Acquired Intangible Assets (Detail) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 1,914	$ 1,914
Accumulated Amortization	862	604
Core Deposit Intangibles
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	1,566	1,566
Accumulated Amortization	787	589
Trade Name Intangibles
Acquired Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	348	348
Accumulated Amortization	$ 75	$ 15