Condensed Consolidated Statements of Comprehensive Income (Parenthetical) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Statement of Comprehensive Income [Abstract]
Foreign currency translation, taxes	$ 32,543	$ 60,220	$ 87,943	$ 53,769
Pension and other postretirement effects, taxes	(1,615)	(2,805)	(5,140)	(4,563)
Cash flow hedging activity, taxes	$ (663)	$ 1,089	$ (281)	$ 1,031