Basis of Presentation and Summary of Significant Accounting Policies (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		12 Months Ended
	Apr. 28, 2012 store country	Apr. 30, 2011	Jan. 28, 2012
Component of Operating Other Cost and Expense [Line Items]
Number of Stores	1,536
Number of Countries in which Entity Operates	2
Operating Cycle	52 or 53 weeks
Fiscal Period	P53W		P52W
Current Quarter Period	P13W
Distribution and Outbound Transportation Costs	$ 41.7	$ 40.1
Advertising Expense	$ 24.4	$ 21.4