Significant Accounting Policies Significant Accounting Policies - Property and Equipment (Details)	12 Months Ended
	Jan. 30, 2016 renewal_period
Property, Plant and Equipment [Line Items]
Number of reasonbly assured renewal periods included in the determination of useful lives of leasehold improvements	1
Leasehold Improvements
Property, Plant and Equipment [Line Items]
Estimated useful lives of property and equipment	10 years
Leasehold Improvements | Corporate Office and Warehouse in Bellport, New York
Property, Plant and Equipment [Line Items]
Estimated useful lives of property and equipment	20 years