Segment Information Segment Information - Revenue by Geographic Area (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2012	Sep. 28, 2012	Jun. 29, 2012	Mar. 30, 2012	Dec. 30, 2011	Sep. 30, 2011	Jul. 01, 2011	Apr. 01, 2011	Dec. 31, 2012	Dec. 30, 2011	Dec. 31, 2010
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	$ 195,492	$ 219,173	$ 223,792	$ 198,683	$ 219,661	$ 246,780	$ 256,858	$ 210,379	$ 837,140	$ 933,678	$ 883,700
U.S.
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									564,254	596,720	584,551
NETHERLANDS
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									154,153	188,940	164,275
UNITED KINGDOM
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									72,699	92,574	86,264
FRANCE
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									36,886	45,513	39,219
CANADA
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									$ 9,148	$ 9,931	$ 9,391