Distribution Facility Expansion (Details) (USD $) In Millions, unless otherwise specified			3 Months Ended	6 Months Ended	12 Months Ended
	May 03, 2014 sqft	Jan. 31, 2014	May 02, 2015 Scenario, Forecast [Member]	Aug. 01, 2015 Scenario, Forecast [Member]	Jan. 31, 2015 Scenario, Forecast [Member]
Future Distribution Facility Expansion [Line Items]
Current Facility Square Footage	260,000
Expanded Facility Square Footage	600,000
Expected Significant Asset Acquisition				$ 25
Line of Credit Facility, Maximum Borrowing Capacity		15
Estimated Construction Costs, Remainder of Fiscal Year					22
Property, Plant and Equipment, Additions			$ 3