Selected Account Information - Schedule of Components of Intangible Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Sep. 30, 2022
Indefinite-lived Intangible Assets [Line Items]
Intangibles, net	$ 156,331	$ 144,049
Licenses
Indefinite-lived Intangible Assets [Line Items]
Definite-lived:	24,780	25,962
Leases acquired in-place
Indefinite-lived Intangible Assets [Line Items]
Definite-lived:	231	117
Noncompete agreements
Indefinite-lived Intangible Assets [Line Items]
Definite-lived:	25	55
Favorable leases
Indefinite-lived Intangible Assets [Line Items]
Definite-lived:	853	78
Software
Indefinite-lived Intangible Assets [Line Items]
Definite-lived:	618	723
Licenses
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived:	105,142	103,972
Trademarks
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived:	24,659	13,119
Domain names
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived:	$ 23	$ 23