LEASES - Components of Net Lease (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Mar. 31, 2021	Mar. 31, 2020
Lessee, Lease, Description [Line Items]
Cost of revenues (amortization expense)	$ 19	$ 3	$ 54	$ 9
Interest expense	4	0	12	1
Total	$ 743	583	2,204	1,657
Operating cash outflow for operating leases			2,080	1,647
Non-cash changes to the ROU Asset and Lease Liability			2,382	5,436
Additions to ROU asset obtained from new financing lease liabilities			$ 314	138
Weighted average remaining lease term, operating leases	3 years 11 months 19 days		3 years 11 months 19 days
Weighted average discount rate, operating leases	4.10%		4.10%
ASU 2016-02
Lessee, Lease, Description [Line Items]
Non-cash changes to the ROU Asset and Lease Liability			$ 0	4,591
Cost of revenues
Lessee, Lease, Description [Line Items]
Operating lease cost	$ 613	457	1,805	1,342
Selling, general and administrative
Lessee, Lease, Description [Line Items]
Operating lease cost	$ 107	$ 123	$ 333	$ 305