Property, Plant, and Equipment (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Sep. 30, 2021
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 823,848	$ 764,394
Less: accumulated depreciation	(418,559)	(389,406)
Property, plant and equipment, net	405,289	374,988
Machinery and equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	401,334	388,352
Rental equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	267,345	246,257
Land and buildings
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	82,985	70,048
Construction in process
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 72,184	$ 59,737