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Acquisitions and Investments in Joint Ventures - Fiscal 2020 (Details) | 12 Months Ended
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Sep. 26, 2020 company
Equity Method Investments and Joint Ventures [Abstract] |
Number of businesses acquired | 0

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition The number of businesses acquired by the entity during the period. + References No definition available. + Details
Name: | us-gaap_NumberOfBusinessesAcquired
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration