NOTES PAYABLE AND LONG-TERM DEBT - Schedule of long-term debt (Details) - USD ($) $ in Thousands	9 Months Ended
Mar. 31, 2020	Jun. 30, 2019
Debt Instrument [Line Items]
Debt issuance costs	$ 50
Total long-term debt	2,371
Less: current portion	626	$ 517
Long-term debt, net of current portion	1,745	$ 948
Term Loan
Debt Instrument [Line Items]
Total long-term debt	$ 2,421
Acquisition loan \| Term Loan
Debt Instrument [Line Items]
Interest rate	3.62%
Monthly payments	$ 43
Total long-term debt	$ 1,077
Equipment loan \| Term Loan
Debt Instrument [Line Items]
Interest rate	3.62%
Total long-term debt	$ 686
Real estate loan \| Term Loan
Debt Instrument [Line Items]
Interest rate	3.62%
Total long-term debt	$ 608

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