Consolidated Statement of Shareholders' Equity (USD $) In Thousands, except Share data	Total	Common Stock [Member]	Warrant [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit
Total Shareholders' Equity period beginning at Feb. 01, 2014	$ 78,208	$ 498	$ 533	$ 410,681	$ (333,504)
Common Stock, Shares, Outstanding period beginning at Feb. 01, 2014	49,844,253	49,844,253
Net income (loss)	(4,637)	0	0	0	(4,637)
Stock Issued During Period, Shares, New Issues		1,234,628
Stock Issued During Period, Value, New Issues	2,758	12	0	2,746	0
Share-based payment compensation	3,338	0	0	3,338	0
Share-based payment compensation		0
Debt Conversion, Converted Instrument, Warrants or Options Issued	5,058,741
Stock and Warrants Issued During Period, Value, Preferred Stock and Warrants	533		(533)
Adjustments to Additional Paid in Capital, Warrant Issued	0	51		482	0
Total Shareholders' Equity period end at Nov. 01, 2014	$ 79,667	$ 561	$ 0	$ 417,247	$ (338,141)
Common Stock, Shares, Outstanding period end at Nov. 01, 2014	56,137,622	56,137,622