CONSOLIDATED STATEMENT OF SHAREHOLDERS' EQUITY - (UNAUDITED) - 3 months ended Mar. 31, 2017 - USD ($) $ in Thousands	Total	Common stock Par value	Additional paid in capital	Retained earnings	Accumulated other comprehensive income	Treasury stock
December 31, 2016 at Dec. 31, 2016	$ 38,885	$ 0	$ 38,190	$ 7,331	$ 1,834	$ (8,470)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(1,247)			(1,247)
Declared dividends	(337)			(337)
Charge related to stock-based compensation	77		77
Issuance of unrestricted shares	245		(1,228)			1,473
Stock option exercises	54		(1,166)			1,220
Foreign currency translations	2,379				2,379
March 31, 2017 at Mar. 31, 2017	$ 40,056	$ 0	$ 35,873	$ 5,747	$ 4,213	$ (5,777)