Restructuring - Summary of Restructuring Expense (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Restructuring Cost and Reserve [Line Items]
Restructuring	$ 4,845	$ 1,907	$ 11,690	$ 7,755
Restructuring prior to 2013 [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring	(47)	1,593	120	5,820
Restructuring prior to 2013 [Member] | Employee Separation Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring	3	162	(56)	3,023
Restructuring prior to 2013 [Member] | Other Exit Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring	(50)	408	176	1,687
Restructuring prior to 2013 [Member] | Asset Impairments [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring	0	1,023	0	1,110
Europe Facilities [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring	2,951	0	8,169	0
Europe Facilities [Member] | Employee Separation Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring	(8)	0	404	0
Europe Facilities [Member] | Other Exit Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring	2,959	0	7,765	0
Europe Facilities [Member] | Asset Impairments [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring			0
Europe Facilities 2014 [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring	1,874		3,049
Europe Facilities 2014 [Member] | Employee Separation Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring	1,738		2,369
Europe Facilities 2014 [Member] | Other Exit Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring	136		680
Europe Facilities 2014 [Member] | Asset Impairments [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring			$ 0