Detail of Selected Balance Sheet Accounts - Schedule of Property, Plant and Equipment (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Sep. 30, 2022
Property, Plant and Equipment [Line Items]
Property, plant and equipment gross	$ 243,312	$ 235,327
Less: Accumulated depreciation	(145,687)	(136,699)
Total property, plant and equipment, net	97,625	98,628
Land
Property, Plant and Equipment [Line Items]
Property, plant and equipment gross	21,526	21,299
Buildings and improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment gross	$ 121,454	120,506
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	$ 92,477	88,213
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	$ 3,726	3,581
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	$ 4,129	$ 1,728