NATURE OF BUSINESS AND SIGNIFICANT ACCOUNTING POLICIES - Estimated useful lives (Details)	12 Months Ended
	Jun. 30, 2022
Buildings
Property, Plant and Equipment [Line Items]
Estimated useful lives	39 years
Machinery and equipment | Maximum
Property, Plant and Equipment [Line Items]
Estimated useful lives	7 years
Machinery and equipment | Minimum
Property, Plant and Equipment [Line Items]
Estimated useful lives	5 years
Trucks and autos
Property, Plant and Equipment [Line Items]
Estimated useful lives	5 years
Office equipment | Maximum
Property, Plant and Equipment [Line Items]
Estimated useful lives	7 years
Office equipment | Minimum
Property, Plant and Equipment [Line Items]
Estimated useful lives	5 years
Leasehold improvements
Property, Plant and Equipment [Line Items]
Estimated useful lives	Lesser of estimated useful life or the lease term