Leases (Property, Plant and Equipment Leased to Others through Embedded Leasing Arrangements) (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Sep. 30, 2023
Leases [Abstract]
Property, plant, and equipment	$ 46,835	$ 45,766
Less accumulated depreciation	(29,472)	(28,128)
Property, plant, and equipment, net	$ 17,363	$ 17,638