CONDENSED CONSOLIDATED STATEMENT OF STOCKOLDERS' EQUITY - 3 months ended Mar. 31, 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	(1,558)	$ 0	0	$ 0	(1,558)	0
Settlement of stock awards	(541)	$ 2	0	$ (543)	0	0
Settlement of stock awards (in shares)		182		(79)
Stock-based compensation expense	538	$ 0	538	$ 0	0	0
Balance at Mar. 31, 2018	$ 65,729	$ 370	$ 131,435	$ (54,209)	$ (9,135)	$ (2,732)
Balance (in shares) at Mar. 31, 2018		36,985		(5,430)