Business Segments And Geographic Information (Net Revenues And Other Financial Information By Geographic Area) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								6 Months Ended		9 Months Ended		12 Months Ended
	Dec. 29, 2013	Sep. 29, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 30, 2012	Sep. 23, 2012	Jun. 24, 2012	Mar. 25, 2012	Jun. 30, 2013	Jun. 24, 2012	Sep. 29, 2013	Sep. 23, 2012	Dec. 29, 2013	Dec. 30, 2012	Dec. 25, 2011
Segment Reporting Information [Line Items]
Net revenues	$ 194,387	$ 174,888	$ 172,290	$ 148,173	$ 200,497	$ 168,258	$ 177,762	$ 143,403	$ 320,463	$ 321,165	$ 495,351	$ 489,423	$ 689,738	$ 689,920	$ 758,400
Long-lived assets	76,334				89,792								76,334	89,792
United States, Puerto Rico, & Dominican Republic [Member]
Segment Reporting Information [Line Items]
Net revenues													203,171	184,905	192,384
Long-lived assets	8,430				9,799								8,430	9,799
Europe [Member]
Segment Reporting Information [Line Items]
Net revenues													255,610	276,028	341,295
Long-lived assets	13,524				15,158								13,524	15,158
International Americas [Member]
Segment Reporting Information [Line Items]
Net revenues													32,523	37,131	35,193
Long-lived assets	1,432				2,255								1,432	2,255
Asia Pacific [Member]
Segment Reporting Information [Line Items]
Net revenues													198,434	191,856	189,528
Long-lived assets	52,948				62,580								52,948	62,580
United States [Member]
Segment Reporting Information [Line Items]
Net revenues													203,200	184,900	192,200
Long-lived assets	8,400				9,700								8,400	9,700
China [Member]
Segment Reporting Information [Line Items]
Long-lived assets	33,800				36,100								33,800	36,100
Japan [Member]
Segment Reporting Information [Line Items]
Long-lived assets	9,800				12,800								9,800	12,800
Germany [Member]
Segment Reporting Information [Line Items]
Net revenues													$ 81,700	$ 74,800