Stockholders' Equity and Earnings per Share, Changes in Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Stockholders Equity Note [Abstract]
Beginning Balance	$ 120,818	$ 117,145
Ending Balance	108,099	117,923
Other comprehensive income, pretax [Abstract]
Unrealized holding gains (losses) arising during the period, pretax	(14,093)	(2,144)
Total change in accumulated other comprehensive income, net, pretax	(14,093)	(2,144)
Other Comprehensive Income, Tax Effect [Abstract]
Unrealized holding gains (losses) arising during the period, tax effect	(2,960)	(450)
Total change in accumulated other comprehensive income, net, tax effect	(2,960)	(450)
Other Comprehensive Income, Net of Tax [Abstract]
Net unrealized gain (loss) on available-for-sale securities	(11,133)	(1,694)
Other comprehensive loss, net of tax	(11,133)	(1,694)
Unrealized Gains (Losses) on Available-for-Sale Securities [Member]
Stockholders Equity Note [Abstract]
Beginning Balance	1,675	4,069
Net other comprehensive loss	(11,133)	(1,694)
Ending Balance	(9,458)	2,375
Accumulated Other Comprehensive Income [Member]
Stockholders Equity Note [Abstract]
Beginning Balance	1,675	4,069
Net other comprehensive loss	(11,133)	(1,694)
Ending Balance	(9,458)	2,375
Other Comprehensive Income, Net of Tax [Abstract]
Other comprehensive loss, net of tax	$ (11,133)	$ (1,694)