CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common stock	Additional paid in capital	Retained earnings (accumulated deficit)	Accumulated other comprehensive income	Treasury stock
Beginning balance at Dec. 31, 2019	$ 27,275	$ 0	$ 34,143	$ (690)	$ 3,757	$ (9,935)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Charge related to stock-based compensation	124		124
Treasury Stock, Value, Acquired, Cost Method	(5,933)		0			(5,933)
Release of restricted stock	0		(315)			315
Foreign currency translation	1,358				1,358
Pension obligations, net of tax of $10	35				35
Issuance of unrestricted shares	210		(157)			367
Net loss	6,261			6,261
Dividends, Common Stock, Cash	(3,358)			(3,358)
Ending balance at Dec. 31, 2020	25,972	0	33,795	2,213	5,150	(15,186)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Charge related to stock-based compensation	50		50
Repurchase of common stock	545		(419)			964
Treasury Stock, Value, Acquired, Cost Method	(5,052)		0			(5,052)
Foreign currency translation	(2,832)				(2,832)
Pension obligations, net of tax of $10	24				24
Issuance of unrestricted shares	210		(44)			254
Net loss	9,842			9,842
Dividends, Common Stock, Cash	(4,347)			(4,347)
Ending balance at Dec. 31, 2021	$ 24,412	$ 0	$ 33,277	$ 7,708	$ 2,342	$ (18,915)