Leases - Narrative (Details) $ in Millions	3 Months Ended
	Dec. 29, 2019 USD ($)
Lessee, Lease, Description [Line Items]
Renewal term (up to)	5 years
Operating leases not yet commenced	$ 58.8
Minimum
Lessee, Lease, Description [Line Items]
Remaining lease term	1 month
Lease term	5 years
Maximum
Lessee, Lease, Description [Line Items]
Remaining lease term	8 years
Lease term	12 years