v3.20.4

Revenue Recognition (Deferred Revenue) (Details) - USD ($) $ in Millions | 3 Months Ended |  |
--- | --- | --- | ---
Oct. 31, 2020 | Nov. 02, 2019 | Aug. 01, 2020 | Aug. 03, 2019
Revenue Recognition, Multiple-deliverable Arrangements [Line Items] |  |  |  |
Contract with customer, liability, gift cards, gift certificates, merchandise credits | $ 73.1 | $ 71.1 | $ 75.8 | $ 71.5
Contract with customer, liability, customer loyalty programs | 14.9 | 18.1 | $ 18.0 | $ 17.8
Contract with customer, liability, revenue recognized, gift cards, gift certificates, merch credits | 10.0 | 18.0 |  |
Contract with customer, liability, revenue recognized, customer loyalty programs | 14.0 | 18.0 |  |
Discontinued Operations, Disposed of by Sale |  |  |  |
Revenue Recognition, Multiple-deliverable Arrangements [Line Items] |  |  |  |
Contract with customer, liability, revenue recognized, gift cards, gift certificates, merch credits | 2.0 | 2.0 |  |
Contract with customer, liability, revenue recognized, customer loyalty programs | $ 3.0 | $ 7.0 |  |

X
- Definition Contract With Customer, Liability, Customer Loyalty Programs + References No definition available. + Details
Name: | asna_ContractWithCustomerLiabilityCustomerLoyaltyPrograms
Namespace Prefix: | asna_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Contract With Customer, Liability, Gift Cards, Gift Certificates, Merchandise Credits + References No definition available. + Details
Name: | asna_ContractWithCustomerLiabilityGiftCardsGiftCertificatesMerchandiseCredits
Namespace Prefix: | asna_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Contract With Customer, Liability, Revenue Recognized, Customer Loyalty Programs + References No definition available. + Details
Name: | asna_ContractWithCustomerLiabilityRevenueRecognizedCustomerLoyaltyPrograms
Namespace Prefix: | asna_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Contract With Customer, Liability, Revenue Recognized, Gift Cards, Gift Certificates, Merch Credits + References No definition available. + Details
Name: | asna_ContractWithCustomerLiabilityRevenueRecognizedGiftCardsGiftCertificatesMerchCredits
Namespace Prefix: | asna_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_RevenueRecognitionMultipleDeliverableArrangementsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_DisposalGroupClassificationAxis=us-gaap_DiscontinuedOperationsDisposedOfBySaleMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |