PROPERTY, PLANT AND EQUIPMENT - Summary of Property, Plant and Equipment (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Jun. 30, 2021
Cost	$ 140,902	$ 138,260
Accumulated Depreciation	(103,786)	(102,268)
Net	37,116	35,992
Land
Cost	1,009	1,012
Accumulated Depreciation	0	0
Net	1,009	1,012
Buildings and building improvements
Cost	29,424	29,599
Accumulated Depreciation	(17,242)	(17,085)
Net	12,182	12,514
Machinery and equipment
Cost	110,469	107,649
Accumulated Depreciation	(86,544)	(85,183)
Net	$ 23,925	$ 22,466

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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