Distribution Facility Expansion, Consolidation & Technology Upgrade (Details) $ in Thousands	3 Months Ended		24 Months Ended
	Apr. 30, 2016 USD ($) ft²	May. 02, 2015 USD ($)	Jan. 30, 2016 USD ($)	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	Apr. 30, 2016
Distribution facility consolidation and technology upgrade costs | $	$ 80	$ 0
Significant fixed Asset Acquisition | $			$ 25,000