CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) Statement - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Net income (loss)	$ 2,329	$ (13,194)	$ (30,395)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax	(3,326)	(3,718)	(3,623)
Other Comprehensive (Income) Loss, Pension and Other Postretirement Benefit Plans, Adjustment, Net of Tax	5	158	260
Other Comprehensive Income (Loss), Net of Tax	(3,321)	(3,560)	(3,363)
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	$ (992)	$ (16,754)	$ (33,758)