Segment Information (Details)	3 Months Ended		9 Months Ended
	Sep. 28, 2013	Sep. 29, 2012	Sep. 28, 2013
Segment Reporting Information [Line Items]
Number of reportable segments	1	3
Canada [Member]
Segment Reporting Information [Line Items]
Number of stores	10		10
Turkey [Member]
Segment Reporting Information [Line Items]
Number of stores	5		5
Maximum [Member]
Segment Reporting Information [Line Items]
Percentage of foreign revenue	5.00%	5.00%	5.00%
Percent of foreign long-lived assets	2.00%	2.00%	2.00%