Borrowings and Subordinated Debentures - Borrowings and Subordinated Debt (Detail) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Debt Disclosure [Abstract]
Long-term FHLB advances	$ 0	$ 0
Subordinated Debt	40,585	20,696
Federal Reserve PPPLF	1,639	19,814
Total Long-term borrowings	$ 42,224	$ 40,510

Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant