Segment Information Schedule of Segment Reporting Information, by Segment (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 29, 2012	Sep. 29, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Oct. 01, 2011	Jul. 02, 2011	Apr. 02, 2011	Dec. 29, 2012	Dec. 31, 2011	Jan. 01, 2011
Segment Reporting Information [Line Items]
Assets	$ 354,268				$ 335,657				$ 354,268	$ 335,657	$ 308,886
Revenues	118,287	191,924	243,572	121,468	113,394	180,269	235,963	113,817	675,251	643,443	622,802
Contribution									91,030	85,073	80,724
Indirect COGS not included in Contribution									(28,198)	(28,148)	(30,413)
General and Administrative Expense									(37,662)	(34,786)	(35,427)
Interest Expense									(841)	(918)	(637)
Income Tax Expense (Benefit)									(8,800)	8,441	(1,020)
Net Income (Loss) Attributable to Parent	(11,112)	10,272	22,616	(6,247)	(13,952)	11,216	44,743	(12,345)	15,529	29,662	13,227
Payments to Acquire Property, Plant, and Equipment									17,953	17,710	14,139
Depreciation, Depletion and Amortization									15,301	14,314	14,926
Stores [Member]
Segment Reporting Information [Line Items]
Assets	40,866				40,266				40,866	40,266	34,722
Revenues									610,216	578,863	560,482
Contribution									87,682	81,827	77,591
Payments to Acquire Property, Plant, and Equipment									12,910	13,937	10,246
Depreciation, Depletion and Amortization									10,181	9,395	9,506
Port Supply [Member]
Segment Reporting Information [Line Items]
Assets	5,995				4,980				5,995	4,980	4,771
Revenues									26,144	27,450	28,309
Contribution									(3,836)	(3,020)	(2,809)
Payments to Acquire Property, Plant, and Equipment									0	0	0
Depreciation, Depletion and Amortization									11	32	96
Direct-To-Consumer [Member]
Segment Reporting Information [Line Items]
Assets	40				44				40	44	112
Revenues									38,891	37,130	34,011
Contribution									7,184	6,266	5,942
Payments to Acquire Property, Plant, and Equipment									(6)	55	0
Depreciation, Depletion and Amortization									5	109	229
unallocated [Member]
Segment Reporting Information [Line Items]
Assets	307,367				290,367				307,367	290,367	269,281
Payments to Acquire Property, Plant, and Equipment									5,049	3,718	3,893
Depreciation, Depletion and Amortization									5,104	4,778	5,095
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]
Asset Impairment Charges										$ 100	$ 180
Percentage of Foreign Revenue	5.00%								5.00%	5.00%	5.00%
Percent of Foreign Long-Lived Assets	2.00%				2.00%				2.00%	2.00%	2.00%