Note 15. Net Loss Per Share (Details) - Basic and Diluted Net Loss Per Share (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Nov. 02, 2013	Oct. 27, 2012	Nov. 02, 2013	Oct. 27, 2012
Basic and Diluted Net Loss Per Share [Abstract]
Net loss, as reported (in Dollars)	$ (2,978)	$ (39,451)	$ (12,302)	$ (66,571)
Weighted-average common shares outstanding-basic	34,518	33,383	34,129	33,032
Weighted-average common shares outstanding- diluted	34,518	33,383	34,129	33,032
Net loss per share – basic (in Dollars per share)	$ (0.09)	$ (1.18)	$ (0.36)	$ (2.02)
Net loss per share – diluted (in Dollars per share)	$ (0.09)	$ (1.18)	$ (0.36)	$ (2.02)