NATURE OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Property and Equipment (Details)	12 Months Ended
	Jan. 29, 2017
Building and improvements | Minimum
Property and Equipment
Estimated useful life	5 years
Building and improvements | Maximum
Property and Equipment
Estimated useful life	45 years
Transportation equipment | Minimum
Property and Equipment
Estimated useful life	5 years
Transportation equipment | Maximum
Property and Equipment
Estimated useful life	7 years
Furniture, fixtures and equipment | Minimum
Property and Equipment
Estimated useful life	2 years
Furniture, fixtures and equipment | Maximum
Property and Equipment
Estimated useful life	10 years