QUARTERLY RESULTS OF OPERATIONS (UNAUDITED) (Details) (USD $)	3 Months Ended								12 Months Ended
	Dec. 29, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Oct. 01, 2011	Jul. 02, 2011	Apr. 02, 2011	Dec. 29, 2012 item	Dec. 31, 2011 item	Jan. 01, 2011 item
QUARTERLY RESULTS OF OPERATIONS (UNAUDITED)
Net sales	$ 60,793,000	$ 45,789,000	$ 61,633,000	$ 55,995,000	$ 62,856,000	$ 48,659,000	$ 60,266,000	$ 52,099,000	$ 224,210,000	$ 223,880,000	$ 206,519,000
Gross profit	20,670,000	14,661,000	26,383,000	22,197,000	27,224,000	19,760,000	27,514,000	21,921,000	83,911,000	96,419,000	78,857,000
Income (loss) before income tax provision (benefit)	(4,970,000)	(8,089,000)	1,701,000	(2,005,000)	2,378,000	(3,025,000)	4,169,000	(1,257,000)	(13,363,000)	2,265,000	(27,071,000)
Income tax provision (benefit)	555,000	(1,713,000)	670,000	(797,000)	502,000	(1,203,000)	1,370,000	(485,000)	(1,285,000)	184,000	(4,639,000)
NET INCOME (LOSS)	(5,525,000)	(6,376,000)	1,031,000	(1,208,000)	1,876,000	(1,822,000)	2,799,000	(772,000)	(12,078,000)	2,081,000	(22,432,000)
Basic and diluted earnings (loss) per share:
BASIC EARNINGS (LOSS) PER SHARE (in dollars per share)	$ (0.41)	$ (0.48)	$ 0.08	$ (0.09)	$ 0.14	$ (0.14)	$ 0.21	$ (0.06)	$ (0.90)	$ 0.16	$ (1.73)
DILUTED EARNINGS (LOSS) PER SHARE (in dollars per share)	$ (0.41)	$ (0.48)	$ 0.08	$ (0.09)	$ 0.14	$ (0.14)	$ 0.21	$ (0.06)	$ (0.90)	$ 0.16	$ (1.73)
Impairment charge	1,100,000								1,100,000	719,000	974,000
Number of underperforming stores									26	14	15
Reduction in legal fees related to settlement of the note payable to the principals of AVD										345,000
Non-cash tax charge and reversal of deferred tax asset valuation allowance	2,500,000	1,300,000			(562,000)
Reversal recorded in the state income tax reserve, net of federal benefit							$ (271,000)