Restructuring - Summary of Activity of Restructuring (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Restructuring Cost and Reserve [Line Items]
Restructuring	$ 18,840	$ 3,089
Europe Facilities [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve, Beginning Balance	10,824
Restructuring	18,374	2,431
Cash payments and foreign exchange translation	(5,481)
Restructuring Reserve, Ending Balance	23,717
Employee Separation Costs [Member] | Europe Facilities [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve, Beginning Balance	10,824
Restructuring	14,004	0
Cash payments and foreign exchange translation	(2,377)
Restructuring Reserve, Ending Balance	22,451
Other Exit Costs [Member] | Europe Facilities [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve, Beginning Balance	0
Restructuring	4,370	2,431
Cash payments and foreign exchange translation	(3,104)
Restructuring Reserve, Ending Balance	1,266
Asset Impairments [Member] | Europe Facilities [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve, Beginning Balance	0
Restructuring	0
Cash payments and foreign exchange translation	0
Restructuring Reserve, Ending Balance	$ 0