Leases (Supplemental Lease-Related Information) (Details)	Sep. 30, 2022	Sep. 30, 2021
Leases [Abstract]
Weighted average remaining lease term, Operating leases	8 years 3 months 18 days	4 years 3 months 18 days
Weighted average remaining lease term, Finance leases	9 years 8 months 12 days	1 year 8 months 12 days
Weighted average discount rate, Operating leases	3.60%	3.20%
Weighted average discount rate, Finance leases	3.40%	2.80%