CONSOLIDATED STATEMENT OF SHAREHOLDERS' EQUITY - (UNAUDITED) - USD ($) $ in Thousands	Total	Common stock Par value	Additional paid-in capital	Retained earnings (accumulated deficit)	Accumulated other comprehensive income	Treasury stock
March 31, 2019 at Dec. 31, 2018	$ 25,324	$ 0	$ 33,939	$ (2,782)	$ 4,337	$ (10,170)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	688			688
Payment of cash dividends	(303)			(303)
Charge related to stock-based compensation	107		107
Issuance of unrestricted shares	280		(141)			421
Repurchase of common stock	(9)					(9)
Foreign currency translations	(441)				(441)
March 31, 2020 at Mar. 31, 2019	25,646	0	33,905	(2,397)	3,896	(9,758)
March 31, 2019 at Dec. 31, 2019	27,275	0	34,143	(690)	3,757	(9,935)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	2,787			2,787
Payment of cash dividends	(300)			(300)
Charge related to stock-based compensation	83		83
Issuance of unrestricted shares	210		(163)			373
Repurchase of common stock	(86)					(86)
Foreign currency translations	(1,634)				(1,634)
March 31, 2020 at Mar. 31, 2020	$ 28,335	$ 0	$ 34,063	$ 1,797	$ 2,123	$ (9,648)