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

The number of businesses acquired by the entity during the period.

No definition available.

Name:	us-gaap_NumberOfBusinessesAcquired
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration