Description of the Business and Summary of Significant Accounting Policies and Practices (Details 7) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
Jul. 30, 2016	Jan. 28, 2017
Sale of Minority Interest Equity Holding
Net proceeds from sale of the Company's minority interest equity holding in a privately-held boutique apparel company	$ 34.8	$ 34.8
Other income/expense
Sale of Minority Interest Equity Holding
Gain from sale of the Company's minority interest equity holding in a privately-held boutique apparel company	$ 22.3	$ 22.3

The cash inflow associated with the sale of equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Investing Activities
-URI http://asc.fasb.org/extlink&oid=6516133

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3179-108585

Name:	us-gaap_ProceedsFromSaleOfEquityMethodInvestments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration