Property, Plant and Equipment - Schedule of Property, Plant and Equipment (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Jun. 30, 2024
Property, Plant and Equipment
Property, plant, and equipment, gross	$ 122,426	$ 146,874
Accumulated depreciation	(95,499)	(113,790)
Land	918	918
Property, plant and equipment, net	27,845	34,002
Buildings and facilities
Property, Plant and Equipment
Property, plant, and equipment, gross	20,288	20,441
Machinery and equipment
Property, Plant and Equipment
Property, plant, and equipment, gross	85,495	108,757
Capitalized software
Property, Plant and Equipment
Property, plant, and equipment, gross	9,983	9,190
Office furniture and equipment
Property, Plant and Equipment
Property, plant, and equipment, gross	$ 6,660	$ 8,486