CONSOLIDATED STATEMENT OF SHAREHOLDERS' EQUITY - (UNAUDITED) - 6 months ended Jun. 30, 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 income	548			548
Declared dividends	(677)			(677)
Charge related to stock-based compensation	143		143
Issuance of unrestricted shares	245		(1,228)			1,473
Stock option exercises	(83)		1,748			(1,831)
Repurchase of common stock	(64)		(64)
Foreign currency translations	1,648				1,648
June 30, 2017 at Jun. 30, 2017	$ 40,811	$ 0	$ 35,293	$ 7,202	$ 3,482	$ (5,166)