SHARE-BASED COMPENSATION - Summary of Stock Option Activity (Details) - Employee Stock Purchase Plan ESPP - $ / shares	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Beginning balance (in shares)	117,960	99,193	87,133
Options granted (in shares)	26,614	70,985	86,946
Options granted, Weighted Average Exercise Price (in dollars per share)	$ 7.94	$ 3.26	$ 3.63
Shares Available for Grant, Options Granted (in shares)	(26,614)	(70,985)	(86,946)
Options exercised (in shares)	(43,658)	(16,196)	(20,615)
Options exercised, Weighted Average Exercise Price (in dollars per share)	$ 3.18	$ 4.65	$ 3.52
Options canceled (in shares)	(30,866)	(36,022)	(54,271)
Gross options granted (in shares)	26,614	70,985	86,946
Ending balance (in shares)	70,050	117,960	99,193
Shares Available For Grant
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Beginning balance (in shares)	345,229	380,192	412,867
Options granted (in shares)	26,614	70,985	86,946
Shares Available for Grant, Options Granted (in shares)	(26,614)	(70,985)	(86,946)
Options canceled (in shares)	(30,866)	(36,022)	(54,271)
Gross options granted (in shares)	26,614	70,985	86,946
Ending balance (in shares)	349,481	345,229	380,192