Goodwill and Other Intangible Assets - Summary of Goodwill and Other Intangible Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021	Mar. 31, 2021
Goodwill And Intangible Assets Disclosure [Abstract]
Goodwill	$ 7,435	$ 7,435
Gross carrying amount	2,048	2,048
Accumulated amortization	(1,487)	(1,414)
Core deposit intangible, net	561	634
Total	$ 7,996	$ 8,069	$ 8,319