CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income [Member]	Unearned Stock Grant Compensation [Member]	Treasury Stock [Member]	Total
Balance, beginning of period at Dec. 31, 2020	$ 55	$ 22,401	$ 57,437	$ 47,790	$ 25,000	$ (284)	$ (7,339)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (loss)				(431)				$ (431)
Other comprehensive loss, net of tax					(10,956)			(10,956)
Dividends on common stock				(408)
Dividends accrued on preferred stock				(99)
Restricted stock grants, net of forfeitures			0			0	0
Amortization of unearned compensation						67
Issuance of shares under stock plans			1				1
Balance, end of period at Mar. 31, 2021	55	$ 22,401	57,438	46,852	14,044	(217)	(7,338)	$ 133,235
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Dividends declared on common stock per share (in dollars per share)								$ 0.02
Balance, beginning of period (in shares) at Dec. 31, 2020		20,415,243
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of shares under stock plans (in shares)		539
Restricted stock grants, net of forfeitures (in shares)		0
Balance, end of period (in shares) at Mar. 31, 2021		20,415,782
Balance, beginning of period at Dec. 31, 2021	55	$ 22,401	57,441	51,264	17,688	(73)	(7,490)	$ 141,286
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income (loss)				2,842				2,842
Other comprehensive loss, net of tax					(17,225)			(17,225)
Dividends on common stock				(408)
Dividends accrued on preferred stock				(99)
Restricted stock grants, net of forfeitures			2			(71)	69
Amortization of unearned compensation						27
Issuance of shares under stock plans			0				0
Balance, end of period at Mar. 31, 2022	$ 55	$ 22,401	$ 57,443	$ 53,599	$ 463	$ (117)	$ (7,421)	$ 126,423
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Dividends declared on common stock per share (in dollars per share)								$ 0.02
Balance, beginning of period (in shares) at Dec. 31, 2021		20,378,576						20,378,576
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of shares under stock plans (in shares)		0
Restricted stock grants, net of forfeitures (in shares)		25,000
Balance, end of period (in shares) at Mar. 31, 2022		20,403,576						20,403,576