Stockholders' Equity and Earnings per Common Share, Changes in Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Stockholders Equity Note [Abstract]
Beginning Balance	$ 102,598	$ 108,099	$ 98,734	$ 120,818
Ending Balance	102,542	101,150	102,542	101,150
Other comprehensive income (Loss), pretax [Abstract]
Unrealized holding gains (losses) arising during the period, pretax	(1,838)	(8,091)	1,114	(22,183)
Reclassification adjustment for losses recognized in income, pretax	164	0	164	0
Total change in accumulated other comprehensive income (loss), net, pretax	(1,674)	(8,091)	1,278	(22,183)
Other Comprehensive Income (Loss), Tax Effect [Abstract]
Unrealized holding gains (losses) arising during the period, tax effect	(386)	(1,699)	234	(4,658)
Reclassification adjustment for losses recognized in income, tax effect	(34)	0	(34)	0
Total change in accumulated other comprehensive income (loss), net, tax effect	(420)	(1,699)	200	(4,658)
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Net unrealized gains (losses) on available-for-sale securities	(1,452)	(6,392)	880	(17,525)
Reclassification adjustment for losses recognized in income, net of tax	130	0	130	0
Other comprehensive income (loss), net of tax	(1,322)	(6,392)	1,010	(17,525)
Unrealized Gains (Losses) on Available-for-Sale Securities [Member]
Stockholders Equity Note [Abstract]
Beginning Balance	(18,435)	(9,458)	(20,767)	1,675
Net other comprehensive income (loss)	(1,322)	(6,392)	1,010	(17,525)
Ending Balance	(19,757)	(15,850)	(19,757)	(15,850)
Accumulated Other Comprehensive (Loss) Income [Member]
Stockholders Equity Note [Abstract]
Beginning Balance	(18,435)	(9,458)	(20,767)	1,675
Net other comprehensive income (loss)	(1,322)	(6,392)	1,010	(17,525)
Ending Balance	(19,757)	(15,850)	(19,757)	(15,850)
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Other comprehensive income (loss), net of tax	$ (1,322)	$ (6,392)	$ 1,010	$ (17,525)