The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale).

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+ Details

Fair Value Measurements (Details 3) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Aug. 03, 2013	Jul. 28, 2012	Aug. 03, 2013	Jul. 28, 2012
Asset impairment charge
Period of time new stores would need to be opened to be considered for impairment			1 year
Selling, general and administrative expenses
Asset impairment charge
Charges related to asset impairments	$ 2.1	$ 0.1	$ 3.1	$ 0.1