CONDENSED CONSOLIDATED STATEMENTS OF SHAREHOLDERS EQUITY - USD ($) $ in Thousands	Common Stock	Additional Paid-In Capital	Accumulated Surplus	Accumulated Other Comprehensive Income (Loss)	Total
BALANCE at Dec. 31, 2020	$ 114	$ 151,249	$ 133,879	$ (2,789)	$ 282,453
Components of comprehensive income:
Net income			3,178		3,178
Foreign currency translation adjustment				760	760
COMPREHENSIVE INCOME			3,178	760	3,938
Issuance of common stock to non-employee directors		200			200
Dividends paid			(2,054)		(2,054)
BALANCE at Mar. 31, 2021	114	151,449	135,003	(2,029)	284,537
BALANCE at Dec. 31, 2021	114	151,449	141,918	(4,945)	288,536
Components of comprehensive income:
Net income			2,065		2,065
Foreign currency translation adjustment				25	25
COMPREHENSIVE INCOME			2,065	25	2,090
Issuance of common stock to non-employee directors		200			200
Stock-based compensation on nonvested restricted stock units		75			75
Dividends paid			(2,055)		(2,055)
BALANCE at Mar. 31, 2022	$ 114	$ 151,724	$ 141,928	$ (4,920)	$ 288,846