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Stock Options and Stock-Based Compensation - Additional Information (Detail) (USD $) In Millions, 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
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted average grant date fair value of options granted			$ 3.44	$ 1.58
Additional paid-in capital relating to stock-based compensation	$ 0.6	$ (0.5)	$ (1.4)	$ 0.6
Reversal of stock compensation expense		0.9
Amount of forfeitures of stock options for former		$ 0.5

This element represents the amount of recognized equity-based compensation during the period, that is, the amount recognized as expense in the income statement (or as asset if compensation is capitalized). Alternate captions include the words "stock-based compensation".

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