Income Taxes - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	9 Months Ended		3 Months Ended	12 Months Ended
	Oct. 29, 2011	Oct. 30, 2010	Apr. 30, 2011 BPW Acquisition Corporation	Jan. 30, 2010 BPW Acquisition Corporation
Income Taxes [Line Items]
Effective income tax rate, including discrete items	(2.70%)	27.50%
Increase (decrease) in unrecognized tax benefits			$ (20.0)	$ 20.0