Leases Schedule of Lease Assets and Liabilities (Details) - USD ($) $ in Thousands	Oct. 03, 2020	Sep. 29, 2019	Sep. 28, 2019
Assets and Liabilities, Leases [Abstract]
Finance lease right-of-use assets	$ 36,408
Operating lease right-of-use assets	69,879	$ 75,790	$ 0
Total lease Assets	106,287
Current finance lease liabilities	2,700
Current operating lease liabilities	$ 7,724
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]	us-gaap:OtherLiabilitiesCurrent
Long-term finance lease liabilities	$ 37,033
Long-term operating lease liabilities	36,779	$ 37,371	$ 0
Total lease liabilities	$ 84,236