Distribution Facility Expansion, Consolidation & Technology Upgrade (Details)	3 Months Ended		6 Months Ended		24 Months Ended
	Jul. 30, 2016 USD ($)	Aug. 01, 2015 USD ($)	Jul. 30, 2016 USD ($)	Aug. 01, 2015 USD ($)	Jan. 30, 2016 USD ($)	Apr. 30, 2016 ft²	Jan. 31, 2015 ft²
Future Distribution Facility Expansion [Line Items]
Previous Facility Square Footage | ft²							262,000
Expanded Facility Square Footage | ft²						600,000
Document Period End Date			Jul. 30, 2016
Distribution facility consolidation and technology upgrade costs | $	$ 300,000	$ 972,000	$ 380,000	$ 972,000
Significant fixed Asset Acquisition | $					$ 25,000,000