Segment Information (Consolidated Net Sales And Long Lived Assets By Percent) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 29, 2013	Jun. 30, 2012	Jun. 29, 2013	Jun. 30, 2012	Dec. 29, 2012
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	$ 189,136	$ 160,901	$ 358,218	$ 315,021
Hong Kong [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	45,938	43,547	87,535	87,354
United States [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	40,087	39,108	80,325	75,586
Long-lived Assets	47,969		47,969		46,559
Canada [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales		16,246		32,435
Australia [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived Assets	13,138		13,138		15,121
China [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	23,559		36,984
Long-lived Assets	$ 58,822		$ 58,822		$ 59,130