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Basis of Presentation and Summary of Significant Accounting Policies (Details 2) (USD $) In Millions, unless otherwise specified | 12 Months Ended
--- | ---
Feb. 01, 2014 | Feb. 02, 2013 | Jan. 28, 2012
Property and Equipment |  |  |
Depreciation expense | $ 151.5 | $ 123.3 | $ 111.7
Buildings |  |  |
Property and Equipment |  |  |
Estimated useful life | 40 years |  |
Leasehold improvements | Maximum |  |  |
Property and Equipment |  |  |
Estimated useful life | 25 years |  |
Leasehold improvements | Minimum |  |  |
Property and Equipment |  |  |
Estimated useful life | 10 years |  |
Furniture, fixtures and equipment | Maximum |  |  |
Property and Equipment |  |  |
Estimated useful life | 7 years |  |
Furniture, fixtures and equipment | Minimum |  |  |
Property and Equipment |  |  |
Estimated useful life | 3 years |  |

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- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
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Period Type: | duration

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- Definition Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration