Leases Schedule of Lease Expense (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Apr. 03, 2021	Apr. 04, 2020	Apr. 03, 2021	Apr. 04, 2020
Leases [Abstract]
Amortization of right-of-use assets	$ 2,135	$ 1,075	$ 3,151	$ 2,269
Interest on lease liabilities	1,237	1,211	2,440	2,502
Operating lease expense	2,697	2,898	5,449	6,079
Other lease expense	1,266	1,139	2,519	1,259
Total lease expense	$ 7,335	$ 6,323	$ 13,559	$ 12,109