Other Comprehensive Loss- Reclassification out of Accumulated Other Comprehensive Income (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net gains on sales of investment securities available-for-sale	$ (2,904)	$ (3,417)
Provision for income taxes	422	541
Net income	(2,482)	(2,876)
Reclassification out of Accumulated Other Comprehensive Income | AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-sale, Parent
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net gains on sales of investment securities available-for-sale	(26)	0
Provision for income taxes	5	0
Net income	$ (21)	$ 0