Leases - Weighted Averages (Details)	Sep. 30, 2023	Sep. 30, 2022
Leases [Abstract]
Finance leases, weighted average remaining lease term (years)	17 years 8 months 12 days	18 years 8 months 12 days
Operating leases, weighted average remaining lease term (years)	10 years 1 month 6 days	9 years 8 months 12 days
Finance leases, weighted average discount rate (in percent)	4.00%	4.00%
Operating leases, weighted average discount rate (in percent)	3.50%	2.90%