Commitments And Contingencies (Narrative) (Details) (USD $)	0 Months Ended	12 Months Ended
	Jul. 27, 2011	Jan. 31, 2015	Feb. 01, 2014	Feb. 02, 2013	Jul. 27, 2011
Commitments and Contingencies Disclosure [Abstract]
Operating lease total rent expense		$ 253,200,000	$ 230,000,000	$ 206,000,000
Common area maintenance expenses on leases		42,500,000	37,200,000	31,600,000
Other rental charges		37,600,000	32,800,000	27,500,000
Contingent rental expense		7,000,000	9,100,000	12,100,000
Line of credit facility amount available					70,000,000
Expiration period	5 years
Credit facility swing advances, maximum	5,000,000
Letters of credit available under facility, maximum					40,000,000
Credit facility maximum borrowing capacity					125,000,000
Maximum total debt leverage ratio					3.25
Minimum fixed charge coverage ratio credit facility					1.20
Significant purchase commitment subject to cancellation, amount committed		$ 424,500,000	$ 433,500,000