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Leases - Additional Information (Detail) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Nov. 21, 2020 | Aug. 29, 2020
Renewal Options And Lease term | Retail leases typically have initial terms of between one and 20 years, with one to six optional renewal periods of one to five years each. |
Lease Accumulated Amortization | $ 95.0 | $ 107.3
Additional leases not yet commenced, undiscounted future payments | $ 36.8 |
Finance lease term | 20 years |
Minimum [Member] |  |
Operating lease commencement date | 2021 |
Finance lease term | 1 year |
Maximum [Member] |  |
Operating lease commencement date | 2022 |
Finance lease term | 5 years |

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- Definition Term of lessee's finance lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918673-209980 + Details
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- Definition Description of terms and conditions of option to extend lessee's operating lease. Includes, but is not limited to, information about option recognized as part of right-of-use asset and lease liability. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918673-209980 + Details
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