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	(4,956)				(4,956)
Dividends on common shares	(973)			(973)
Stock-based compensation expense	9		9
Net income	4,919			4,919
Balance at end of period (in shares) at Mar. 31, 2021		9,499
Balance at end of period at Mar. 31, 2021	143,487	$ 9,499	43,224	88,939	1,825
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	(31,027)				(31,027)
Dividends on common shares	(1,477)			(1,477)
Issuance of common stock (in shares)		3,848
Issuance of common stock	59,468	$ 3,848	55,620
Issuance of restricted stock (in shares)		64
Issuance of restricted stock	0	$ 64	(64)
Stock-based compensation expense	282		282
Net income	5,324			5,324
Balance at end of period (in shares) at Mar. 31, 2022		17,586
Balance at end of period at Mar. 31, 2022	$ 250,277	$ 17,586	$ 166,859	$ 103,036	$ (37,204)