Leases - Schedule of Supplemental Cash Flow and Right of Use Assets Information (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Jun. 27, 2020	Jun. 27, 2020
Leases [Abstract]
Operating cash flows from operating leases	$ 12,127	$ 27,267
Right-of-use assets obtained in exchange for new operating lease liabilities	1,929	6,080
Right-of-use assets obtained in exchange for new financing lease liabilities	$ 0	$ 1,500