Consolidated Statements of Changes in Stockholders' Equity (unaudited) - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)
Balance at beginning of period (in shares) at Dec. 31, 2020		9,499
Balance at beginning of period at Dec. 31, 2020	$ 144,488	$ 9,499	$ 43,215	$ 84,993	$ 6,781
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Change in net unrealized losses on securities available for sale, net of reclassification adjustment and tax effects	(4,581)				(4,581)
Dividends on common shares	(1,947)			(1,947)
Stock-based compensation expense	17		17
Net income	8,917			8,917
Balance at end of period (in shares) at Jun. 30, 2021		9,499
Balance at end of period at Jun. 30, 2021	146,894	$ 9,499	43,232	91,963	2,200
Balance at beginning of period (in shares) at Mar. 31, 2021		9,499
Balance at beginning of period at Mar. 31, 2021	143,487	$ 9,499	43,224	88,939	1,825
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Change in net unrealized losses on securities available for sale, net of reclassification adjustment and tax effects	375				375
Dividends on common shares	(973)			(973)
Stock-based compensation expense	8		8
Net income	3,997			3,997
Balance at end of period (in shares) at Jun. 30, 2021		9,499
Balance at end of period at Jun. 30, 2021	146,894	$ 9,499	43,232	91,963	2,200
Balance at beginning of period (in shares) at Dec. 31, 2021		13,674
Balance at beginning of period at Dec. 31, 2021	217,707	$ 13,674	111,021	99,189	(6,177)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Change in net unrealized losses on securities available for sale, net of reclassification adjustment and tax effects	(48,746)				(48,746)
Dividends on common shares	(3,365)			(3,365)
Issuance of common stock (in shares)		3,848
Issuance of common stock	59,468	$ 3,848	55,620
Forfeiture of restricted stock (in shares)		(5)
Forfeiture of restricted stock	(19)	$ (5)	(14)
Issuance of restricted stock (in shares)		64
Issuance of restricted stock	0	$ 64	(64)
Stock-based compensation expense	813		813
Net income	8,737			8,737
Balance at end of period (in shares) at Jun. 30, 2022		17,581
Balance at end of period at Jun. 30, 2022	234,595	$ 17,581	167,376	104,561	(54,923)
Balance at beginning of period (in shares) at Mar. 31, 2022		17,586
Balance at beginning of period at Mar. 31, 2022	250,277	$ 17,586	166,859	103,036	(37,204)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Change in net unrealized losses on securities available for sale, net of reclassification adjustment and tax effects	(17,719)				(17,719)
Dividends on common shares	(1,890)			(1,890)
Forfeiture of restricted stock (in shares)		(5)
Forfeiture of restricted stock	(19)	$ (5)	(14)
Stock-based compensation expense	531		531
Net income	3,415			3,415
Balance at end of period (in shares) at Jun. 30, 2022		17,581
Balance at end of period at Jun. 30, 2022	$ 234,595	$ 17,581	$ 167,376	$ 104,561	$ (54,923)