CONDENSED CONSOLIDATED STATEMENT OF STOCKOLDERS' EQUITY - 6 months ended Jun. 30, 2018 - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock [Member]	Additional Paid-In Capital [Member]	Treasury Stock [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Loss [Member]
Balance at Dec. 31, 2017	$ 67,290	$ 368	$ 130,897	$ (53,666)	$ (7,577)	$ (2,732)
Balance (in shares) at Dec. 31, 2017		36,803		(5,351)
Net loss attributable to common stockholders	(3,399)	$ 0	0	$ 0	(3,399)	0
Settlement of stock awards	(1,055)	$ 3	0	$ (1,058)	0	0
Settlement of stock awards (in shares)		343		(157)
Stock-based compensation expense	1,018	$ 0	1,018	$ 0	0	0
Balance at Jun. 30, 2018	$ 63,854	$ 371	$ 131,915	$ (54,724)	$ (10,976)	$ (2,732)
Balance (in shares) at Jun. 30, 2018		37,146		(5,508)