Leases - Schedule of Supplemental Cash Flow Information Related to Leases (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2021	Mar. 28, 2020	Mar. 31, 2021	Mar. 28, 2020
Leases [Abstract]
Operating cash flows from operating leases	$ 14,016	$ 9,642	$ 28,076	$ 15,140
Financing cash flows from financing leases	0	0	279	0
Right-of-use assets obtained in exchange for new lease obligations, operating leases	53	87	647	5,468
Right-of-use assets obtained in exchange for new lease obligations, financing leases	$ 0	$ 0	$ 0	$ 1,500