Leases - Other (Details)	9 Months Ended
	Jun. 30, 2020
Lessee, Operating Lease, Existence of Residual Value Guarantee	true
Lessee, Operating Lease, Existence of Option to Terminate	true
Lease, Practical Expedients, Package	true
Minimum
Operating lease remaining term	1 year
Finance lease remaining term	12 months
Maximum
Operating lease remaining term	17 years
Finance lease remaining term	17 years