CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	4 Months Ended	12 Months Ended
	Jan. 31, 2015	Jan. 28, 2017	Jan. 30, 2016	Sep. 30, 2014
Operating Activities
Net income (loss)	$ (17,380,000)	$ (32,760,000)	$ (4,483,000)	$ 10,497,000
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	5,223,000	18,032,000	17,231,000	15,197,000
Stock-based compensation expense	1,073,000	1,801,000	2,784,000	3,747,000
Loss on impairment of long-lived assets	4,444,000	2,388,000	1,662,000	1,136,000
Loss (gain) on disposal of assets	109,000	272,000	193,000	(4,031,000)
Grow NJ award benefit		349,000	(3,600,000)
Deferred income tax provision (benefit)	(6,636,000)	24,614,000	2,020,000	(2,975,000)
Amortization of deferred financing costs	66,000	328,000	166,000	198,000
Decrease (increase) in:
Trade receivables	2,406,000	4,471,000	(951,000)	855,000
Inventories	12,652,000	3,469,000	3,250,000	(1,865,000)
Prepaid expenses and other current assets	142,000	328,000	3,194,000	(5,511,000)
Other non-current assets	(59,000)	37,000	(178,000)	(503,000)
(Decrease) increase in:
Accounts payable, accrued expenses and other current liabilities	1,116,000	(11,593,000)	(3,675,000)	5,081,000
Deferred rent and other non-current liabilities	675,000	(1,025,000)	(1,519,000)	4,019,000
Net cash provided by operating activities	3,831,000	10,711,000	16,094,000	25,845,000
Investing Activities
Capital expenditures	(21,098,000)	(12,690,000)	(29,272,000)	(40,185,000)
Proceeds from sale of property, plant and equipment		2,000	35,000	12,591,000
Additions to intangible assets	(768,000)	(97,000)	(163,000)	(1,950,000)
Net cash used in investing activities	(21,866,000)	(12,785,000)	(29,400,000)	(29,544,000)
Financing Activities
Increase (decrease) in cash overdrafts	(5,384,000)	681,000	(277,000)	3,081,000
(Decrease) increase in line of credit borrowings		(23,800,000)	28,400,000
Proceeds from long-term debt	15,000,000	32,000,000
Repayment of long-term debt		(4,498,000)	(2,801,000)
Deferred financing costs paid		(1,519,000)	(157,000)
Withholding taxes on stock-based compensation paid in connection with repurchase of common stock	(123,000)	(54,000)	(127,000)	(2,178,000)
Cash dividends paid	(2,717,000)	0	(11,026,000)	(10,772,000)
Proceeds from exercise of stock options	29,000	6,000	69,000	271,000
Excess tax benefit from exercise of stock options and restricted stock vesting				1,319,000
Net cash provided by (used in) financing activities	6,805,000	2,816,000	14,081,000	(8,279,000)
Effect of exchange rate changes on cash and cash equivalents	(1,000)	1,000	(8,000)	3,000
Net Increase (Decrease) in Cash and Cash Equivalents	(11,231,000)	743,000	767,000	(11,975,000)
Cash and Cash Equivalents, Beginning of Period	12,580,000	2,116,000	1,349,000	24,555,000
Cash and Cash Equivalents, End of Period	$ 1,349,000	$ 2,859,000	$ 2,116,000	$ 12,580,000