Net Income (Loss) Per Share (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	May 04, 2013	Apr. 28, 2012
Net (loss) income per share, basic:
Net income (loss)	$ 3,110	$ (273)
Less: Undistributed earnings allocable to participating securities	(31)	0
Net income (loss) per share, basic	3,079	(273)
Weighted Average Number of Shares Outstanding, Basic	88,501,179	88,486,977
Net (loss) income per share, basic per share	$ 0.03	$ 0.00
Net (loss) income per share, diluted:
Net income (loss)	3,110	(273)
Less: Undistributed earnings allocable to participating securities	(31)	0
Net (loss) income per share, diluted	$ 3,079	$ (273)
Effect of dilutive securities, shares	2,228	0
Net (loss) income per share, diluted shares	88,503,407	88,486,977
Net (loss) income per share, diluted	$ 0.03	$ 0.00