Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Net income (loss)	$ (832)	$ 8,695	$ (7,402)	$ 9,413
Other comprehensive income (loss):
Pension and other postretirement benefit adjustments, net of tax	2,994	3,038	3,450	4,027
Change in fair value of derivative instruments, net of tax	(563)	157	(398)	(1,701)
Foreign currency translation adjustments, net of tax	5,589	(2,879)	6,997	326
Other comprehensive income, net of tax	8,020	316	10,049	2,652
Comprehensive income	$ 7,188	$ 9,011	$ 2,647	$ 12,065

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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