Bank Credit Facility (Details) (2011 Credit Agreement [Member], USD $) In Millions, unless otherwise specified	3 Months Ended
	May 03, 2014	May 30, 2013	Jul. 21, 2011
2011 Credit Agreement [Member]
Line of Credit Facility [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity		$ 700
Debt Instrument, Term	5 years
Deferred Finance Costs, Gross		0.9	3.0
Line of Credit Facility, Swing Loan Sublimit	30
Line of Credit Facility, Letter of Credit Sublimit	150
Line of Credit Facility, Amount Outstanding	53.6
Line of Credit Facility, Letters of Credit Outstanding	9.2
Line of Credit Facility, Remaining Borrowing Capacity	$ 637.2