Detail of Selected Balance Sheet Accounts - Schedule of Property, Plant and Equipment (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Property, Plant and Equipment [Line Items]
Property, plant and equipment gross	$ 235,327	$ 247,605
Less: Accumulated depreciation	(136,699)	(138,148)
Total property, plant and equipment, net	98,628	109,457
Land
Property, Plant and Equipment [Line Items]
Property, plant and equipment gross	21,299	22,355
Buildings and improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment gross	$ 120,506	124,798
Buildings and improvements | Minimum
Property, Plant and Equipment [Line Items]
Asset lives	3 years
Buildings and improvements | Maximum
Property, Plant and Equipment [Line Items]
Asset lives	39 years
Machinery and equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment gross	$ 88,213	96,017
Machinery and equipment | Minimum
Property, Plant and Equipment [Line Items]
Asset lives	3 years
Machinery and equipment | Maximum
Property, Plant and Equipment [Line Items]
Asset lives	15 years
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property, plant and equipment gross	$ 3,581	3,683
Furniture and fixtures | Minimum
Property, Plant and Equipment [Line Items]
Asset lives	3 years
Furniture and fixtures | Maximum
Property, Plant and Equipment [Line Items]
Asset lives	10 years
Construction in process
Property, Plant and Equipment [Line Items]
Property, plant and equipment gross	$ 1,728	$ 752