Leases (Supplemental Balance Sheet Lease Information) (Details) - USD ($) $ in Thousands	Oct. 02, 2021	Oct. 03, 2020
Leases [Abstract]
Operating lease right-of-use assets	$ 60,355	$ 68,393
Operating leases - Accrued liabilities and other	14,176	15,034
Operating leases - Other long-term liabilities	57,277	60,837
Total operating lease liabilities	$ 71,453	$ 75,871
Operating leases - Accrued liabilities and other	Other Liabilities, Current	Other Liabilities, Current
Operating leases - Other long-term liabilities	Other Liabilities, Noncurrent	Other Liabilities, Noncurrent
Total operating lease liabilities	Other Liabilities	Other Liabilities
Finance leases - Property, plant and equipment, at cost	$ 19,861	$ 13,930
Finance leases - Accumulated depreciation	(3,375)	(1,497)
Finance leases - Accrued liabilities and other	2,014	2,199
Finance leases - Other long-term liabilities	15,904	11,392
Total finance lease liabilities	$ 17,918	$ 13,591
Finance leases - Accrued liabilities and other	Other Liabilities, Current	Other Liabilities, Current
Finance leases - Other long-term liabilities	Other Liabilities, Noncurrent	Other Liabilities, Noncurrent
Total finance lease liabilities	Other Liabilities	Other Liabilities
Weighted average remaining lease term - Operating leases	7 years 4 months 24 days	7 years 4 months 24 days
Weighted average remaining lease term - Finance leases	15 years 6 months	12 years 3 months 18 days
Weighted average discount rate - Operating leases	4.70%	4.70%
Weighted average discount rate - Finance leases	5.00%	4.80%
Property, Plant and Equipment
Leases [Abstract]
Finance leases - Property, plant and equipment, net	$ 16,486	$ 12,433
Lessee, Lease, Description [Line Items]
Finance leases - Property, plant and equipment, net	$ 16,486	$ 12,433