Restructuring and Other Charges - Additional Information (Detail) (USD $)	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Dec. 31, 2013
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges, net of tax	$ 600,000	$ 1,700,000	$ 1,800,000	$ 1,700,000
Restructuring Reserve [Roll Forward]
Restructuring Reserve, beginning balance			1,700,000	3,000,000	3,000,000
Cash payments			(3,100,000)		(6,600,000)
Restructuring charges	857,000	2,427,000	2,757,000	2,427,000	5,300,000
Restructuring Reserve, ending balance	1,400,000		1,400,000		1,700,000
North America
Restructuring Reserve [Roll Forward]
Restructuring Reserve, beginning balance			0	300,000	300,000
Cash payments			0		(300,000)
Restructuring charges			0		0
Restructuring Reserve, ending balance	0		0		0
Europe
Restructuring Cost and Reserve [Line Items]
Severance costs		1,100,000	1,500,000	1,100,000
Restructuring Reserve [Roll Forward]
Restructuring Reserve, beginning balance			1,700,000	2,500,000	2,500,000
Cash payments			(2,200,000)		(3,800,000)
Restructuring charges			1,500,000		3,000,000
Restructuring Reserve, ending balance	1,000,000		1,000,000		1,700,000
International
Restructuring Cost and Reserve [Line Items]
Severance costs		1,300,000	1,300,000	1,300,000
Restructuring Reserve [Roll Forward]
Restructuring Reserve, beginning balance			0	200,000	200,000
Cash payments			(900,000)		(2,500,000)
Restructuring charges			1,300,000		2,300,000
Restructuring Reserve, ending balance	$ 400,000		$ 400,000		$ 0