Condensed Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Net income	$ 718	$ 3,112
Other comprehensive income (loss):
Pension and other postretirement benefit adjustments, net of tax	989	4,712
Change in fair value of derivative instruments, net of tax	(1,858)	(242)
Foreign currency translation adjustments, net of tax	3,205	(10,490)
Other comprehensive income (loss), net of tax	2,336	(6,020)
Comprehensive income (loss)	$ 3,054	$ (2,908)