Derivative Financial Instruments (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended	6 Months Ended
Aug. 02, 2014 instrument	Aug. 03, 2013 instrument	Aug. 02, 2014 instrument	Aug. 03, 2013 instrument	Feb. 01, 2014 instrument
Derivative Financial Instruments
Number of derivative financial instruments with credit-risk-related contingent features	0	0	0	0	0
Pre-tax gain (loss) on derivatives within cost of sales	$ 0.1	$ 0.5	$ (0.6)	$ 1.2

Number of credit risk derivative instruments held.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 1B

-URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5580258-113959

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 1A

-Subparagraph (d)

-URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5579245-113959

Name:	us-gaap_NumberOfCreditRiskDerivativesHeld
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant