CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016		Jun. 30, 2015
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) [Abstract]
Net income (loss)	$ 2,930	$ (73,834)	$ (195,872)		$ (88,275)
Other comprehensive income (loss), net of tax
Net gain (loss) from foreign currency translation	13,222	31,981	161,891		(266,614)
Retirement and postretirement benefit plans, net of income taxes	2,513	2,695	5,029		5,989
Deferred loss on interest rate hedges reclassified to interest expense	481	481	963		963
Other comprehensive income (loss)	16,216	35,157	167,883	[1]	(259,662)
Comprehensive income (loss)	$ 19,146	$ (38,677)	$ (27,989)		$ (347,937)

[1] All amounts are presented net of income taxes.