CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS’ EQUITY - USD ($) $ in Thousands	Total	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Common Stock	Additional Paid-in Capital	Treasury Stock
Balance at Dec. 31, 2019	$ 53,461	$ 42,891	$ 2,443	$ 2,532	$ 5,602	$ (7)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock reacquired	(21)					(21)
Comprehensive income (loss):
Net loss	(5,586)	(5,586)
Other comprehensive income (loss), net of tax	876		876
Common stock issued	25			1	24
Cash dividends	(304)	(304)
Balance at Jun. 30, 2020	48,451	37,001	3,319	2,533	5,626	(28)
Balance at Dec. 31, 2019	53,461	42,891	2,443	2,532	5,602	(7)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock reacquired	(36)
Comprehensive income (loss):
Net loss	(8,619)
Other comprehensive income (loss), net of tax	1,142
Common stock issued	25
Cash dividends	(607)
Balance at Dec. 31, 2020	45,366	33,665	3,585	2,533	5,626	(43)
Balance at Mar. 31, 2020	49,958	41,879	(42)	2,532	5,602	(13)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock reacquired	(15)					(15)
Comprehensive income (loss):
Net loss	(4,726)	(4,726)
Other comprehensive income (loss), net of tax	3,361		3,361
Common stock issued	25			1	24
Cash dividends	(152)	(152)
Balance at Jun. 30, 2020	48,451	37,001	3,319	2,533	5,626	(28)
Balance at Dec. 31, 2020	45,366	33,665	3,585	2,533	5,626	(43)
Comprehensive income (loss):
Net loss	(317)	(317)
Other comprehensive income (loss), net of tax	(542)		(542)
Common stock issued	26			2	24
Cash dividends	(304)	(304)
Balance at Jun. 30, 2021	44,229	33,044	3,043	2,535	5,650	(43)
Balance at Mar. 31, 2021	44,790	34,235	2,439	2,533	5,626	(43)
Comprehensive income (loss):
Net loss	(1,039)	(1,039)
Other comprehensive income (loss), net of tax	604		604
Common stock issued	26			2	24
Cash dividends	(152)	(152)
Balance at Jun. 30, 2021	$ 44,229	$ 33,044	$ 3,043	$ 2,535	$ 5,650	$ (43)