Goodwill And Intangible Assets (Narrative) (Details) (USD $)	3 Months Ended		6 Months Ended		0 Months Ended	6 Months Ended		3 Months Ended
	Jul. 28, 2012	Jul. 30, 2011	Jul. 28, 2012	Jul. 30, 2011	Oct. 25, 2011 The Basketball Marketing Company, Inc. [Member]	Jul. 28, 2012 Maximum [Member]	Jul. 28, 2012 Minimum [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
Intangible assets, estimated useful lives						20 years	4 years
Amortization expense related to intangible assets	1,800,000	2,100,000	3,738,000	4,206,000
Impairment of intangible assets	5,777,000		5,777,000					5,777,000
Intangible assets written-off								13,000,000
Elimination of goodwill related to sale of business unit					21,600,000
Intangible assets written-off related to sale of business unit					$ 8,000,000