v2.4.0.6

Changes in Sales Return Reserve (Detail) (USD $) In Millions, unless otherwise specified | 12 Months Ended
--- | ---
Jul. 28, 2012 | Jul. 30, 2011 | Jul. 31, 2010
Significant Accounting Policies [Line Items] |  |  |
Balance at beginning of period | $ 4.6 | $ 4.8 | $ 1.9
Additions - charged to income | 12.0 | 12.5 | 11.2
Adjustments and/or deductions | (11.1) | (12.7) | (17.3)
Balance at end of period | 7.5 | 4.6 | 4.8
Tween Brands Merger |  |  |
Significant Accounting Policies [Line Items] |  |  |
Additions - charged to income | $ 2.0 |  | $ 9.0

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- Definition Sales Return Reserve + References No definition available. + Details
Name: | asna_SalesReturnReserve
Namespace Prefix: | asna_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Amount of returns during the period which decreases the sales return reserve. + References No definition available. + Details
Name: | asna_SalesReturnReserveAdjustments
Namespace Prefix: | asna_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Details
Name: | asna_SignificantAccountingPoliciesLineItems
Namespace Prefix: | asna_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition For each income statement presented, the amount of estimated sales returns. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 48 -Paragraph 6, 7, 8 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6367646&loc=d3e18780-107790 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 605 -SubTopic 15 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6406750&loc=d3e47468-111626 + Details
Name: | us-gaap_RevenueRecognitionSalesReturnsReserveForSalesReturns
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration