Facility Closing and Reorganization Costs - Facility Closing and Reorganization Costs (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Restructuring Reserve [Roll Forward]
Charges	$ 977	$ 5,610
Restructuring Charges, Cash
Restructuring Reserve [Roll Forward]
Accrued Charges at December 31, 2013	17,389
Charges	1,468
Payments	(2,693)
Accrued Charges at March 31, 2014	16,164
Restructuring Charges, Cash | Workforce Reduction Costs
Restructuring Reserve [Roll Forward]
Accrued Charges at December 31, 2013	9,028
Charges	453
Payments	(1,285)
Accrued Charges at March 31, 2014	8,196
Restructuring Charges, Cash | Shutdown Costs
Restructuring Reserve [Roll Forward]
Charges	730
Payments	(730)
Restructuring Charges, Cash | Lease Obligations After Shutdown
Restructuring Reserve [Roll Forward]
Accrued Charges at December 31, 2013	8,361
Charges	158
Payments	(551)
Accrued Charges at March 31, 2014	7,968
Restructuring Charges, Cash | Restructuring Charges, Other
Restructuring Reserve [Roll Forward]
Accrued Charges at December 31, 2013	0
Charges	127
Payments	(127)
Accrued Charges at March 31, 2014	0
Restructuring Charges, Noncash Charges | Restructuring Charges, Other
Restructuring Reserve [Roll Forward]
Charges	$ (491)