Operating Segments and Geographic Information - Schedule of Revenues from External Customers and Long-Lived Assets Based on Physical Location (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2013	Sep. 29, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jul. 01, 2012	Apr. 01, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	$ 509,751	$ 522,478	$ 529,491	$ 507,473	$ 477,687	$ 465,234	$ 458,218	$ 439,600	$ 2,069,193	$ 1,840,739	$ 1,882,187
Percent of total revenues									100.00%	100.00%	100.00%
Long-lived assets	380,197				371,050				380,197	371,050	343,945
United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues									1,032,190	825,437	832,681
Percent of total revenues									50.00%	45.00%	44.00%
Long-lived assets	170,813				164,619				170,813	164,619	137,597
Canada [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues									195,387	196,761	192,184
Percent of total revenues									9.00%	11.00%	10.00%
Long-lived assets	27,458				31,610				27,458	31,610	9,196
Germany [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues									126,461	193,082	246,866
Percent of total revenues									6.00%	10.00%	13.00%
Long-lived assets	76,949				72,556				76,949	72,556	98,211
China [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues									108,745	105,377	117,088
Percent of total revenues									5.00%	6.00%	6.00%
Long-lived assets	45,702				42,411				45,702	42,411	46,729
Other Country [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues									606,410	520,082	493,368
Percent of total revenues									30.00%	28.00%	27.00%
Long-lived assets	$ 59,275				$ 59,854				$ 59,275	$ 59,854	$ 52,212