Restructuring and Cost Reduction Programs - Summary of Accruals Related to Restructuring and Cost Reduction Programs (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Restructuring Cost and Reserve [Line Items]
Beginning Balance			$ 10,232
Restructuring charges	3,834	198,695	26,738	203,734
Cash payments			(22,386)
Non-cash items			(725)
Ending Balance	13,859		13,859
Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Beginning Balance			4,093
Restructuring charges			19,647
Cash payments			(14,715)
Non-cash items			92
Ending Balance	9,117		9,117
Other Costs [Member]
Restructuring Cost and Reserve [Line Items]
Beginning Balance			6,139
Restructuring charges			7,094
Cash payments			(7,671)
Non-cash items			(820)
Ending Balance	4,742		4,742
Asset Impairment [Member]
Restructuring Cost and Reserve [Line Items]
Beginning Balance
Restructuring charges			(3)
Cash payments
Non-cash items			3
Ending Balance