Nature Of Operations And Summary Of Significant Accounting Policies (Estimated Useful Life of Land, Property And Equipment By Asset Category) (Details)	12 Months Ended
	Jan. 30, 2016
Buildings and improvements [Member] | Minimum [Member]
Land, Property and Equipment [Line Items]
Estimated useful life (in years)	5 years
Buildings and improvements [Member] | Maximum [Member]
Land, Property and Equipment [Line Items]
Estimated useful life (in years)	40 years
Store fixtures and equipment [Member] | Minimum [Member]
Land, Property and Equipment [Line Items]
Estimated useful life (in years)	3 years
Store fixtures and equipment [Member] | Maximum [Member]
Land, Property and Equipment [Line Items]
Estimated useful life (in years)	15 years
Leasehold improvements [Member] | Minimum [Member]
Land, Property and Equipment [Line Items]
Estimated useful life (in years)	5 years
Leasehold improvements [Member] | Maximum [Member]
Land, Property and Equipment [Line Items]
Estimated useful life (in years)	40 years
Capitalized software [Member] | Minimum [Member]
Land, Property and Equipment [Line Items]
Estimated useful life (in years)	3 years
Capitalized software [Member] | Maximum [Member]
Land, Property and Equipment [Line Items]
Estimated useful life (in years)	7 years