Leases - Rental Equipment (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Sep. 30, 2022
Rental Equipment [Abstract]
Rental equipment, primarily wireless recording equipment	$ 80,395	$ 83,887
Accumulated depreciation and impairment	(57,153)	(55,688)
Rental equipment, net	$ 23,242	$ 28,199