Property and Equipment (Schedule of Useful Lives of Property and Equipment) (Details)	12 Months Ended
	Jan. 28, 2017
Building [Member] | Minimum [Member]
Property and Equipment [Line Items]
Property and Equipment, Useful Life	5 years
Building [Member] | Maximum [Member]
Property and Equipment [Line Items]
Property and Equipment, Useful Life	30 years
Leasehold Improvements [Member] | Minimum [Member]
Property and Equipment [Line Items]
Property and Equipment, Useful Life	5 years
Leasehold Improvements [Member] | Maximum [Member]
Property and Equipment [Line Items]
Property and Equipment, Useful Life	20 years
Technology Equipment [Member] | Minimum [Member]
Property and Equipment [Line Items]
Property and Equipment, Useful Life	2 years
Technology Equipment [Member] | Maximum [Member]
Property and Equipment [Line Items]
Property and Equipment, Useful Life	10 years
Machinery and Equipment [Member] | Minimum [Member]
Property and Equipment [Line Items]
Property and Equipment, Useful Life	4 years
Machinery and Equipment [Member] | Maximum [Member]
Property and Equipment [Line Items]
Property and Equipment, Useful Life	20 years
Furniture and Fixtures [Member] | Minimum [Member]
Property and Equipment [Line Items]
Property and Equipment, Useful Life	3 years
Furniture and Fixtures [Member] | Maximum [Member]
Property and Equipment [Line Items]
Property and Equipment, Useful Life	10 years