Goodwill And Intangible Assets (Narrative) (Details) (USD $)	3 Months Ended		9 Months Ended			0 Months Ended	9 Months Ended
	Oct. 27, 2012	Oct. 29, 2011	Oct. 27, 2012	Oct. 29, 2011	Jan. 28, 2012	Oct. 25, 2011 The Basketball Marketing Company, Inc. [Member]	Oct. 27, 2012 Maximum [Member]	Oct. 27, 2012 Minimum [Member]	Oct. 27, 2012 Parent [Member]	Jul. 28, 2012 Contract Termination [Member]
Goodwill And Intangible Assets [Line Items]
Intangible assets not subject to amortization	$ 42,500,000	$ 42,500,000	$ 42,500,000	$ 42,500,000	$ 42,500,000
Intangible assets, estimated useful lives			15 years				20 years	4 years
Amortization expense related to intangible assets	1,700,000	2,100,000	5,436,000	6,346,000
Impairment of intangible assets			5,777,000						5,777,000
Intangible assets acquired	5,000,000
Intangible assets written-off										13,000,000
Elimination of goodwill related to business disposition						21,600,000
Intangible assets written-off related to business disposition						$ 8,000,000