Consolidated Statements of Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2016	Mar. 31, 2015
Statement of Comprehensive Income [Abstract]
Net loss	$ (1,245)	$ (1,408)
Other comprehensive income:
Foreign currency translation adjustments	3,739	1,332
Retirement plans related adjustments	(273)	511
Unrealized gain on cash flow hedges	165	375
Other comprehensive income before tax	3,631	2,218
Income tax (benefit) expense	(177)	1,164
Other comprehensive income, net of tax	3,808	1,054
Total comprehensive income (loss)	$ 2,563	$ (354)

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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