Reconciliation of the changes in the components of other comprehensive (loss) income, including the amount of income tax benefit (expense) allocated to each component of other comprehensive (loss) income (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Other comprehensive (loss) income
Net unrealized (losses) gains on securities available-for-sale	$ (2,701)	$ 2,280	$ 2,258
Unrealized (losses) gains on securities available-for-sale	(2,699)	2,084	1,995
Other comprehensive (loss) income	(2,134)	1,647	1,577
Other Comprehensive Income (Loss) [Member]
Other comprehensive (loss) income
Net unrealized (losses) gains on securities available-for-sale	(2,701)	2,280	2,258
Reclassification of net realized losses (gains) in net income (1)	2	(196)	(263)
Unrealized (losses) gains on securities available-for-sale	(2,699)	2,084	1,995
Income tax benefit (expense)	565	(437)	(418)
Unrealized (losses) gains on securities available-for-sale, net of tax	(2,134)	1,647	1,577
Other comprehensive (loss) income	$ (2,134)	$ 1,647	$ 1,577