XML 90 R73.htm IDEA: XBRL DOCUMENT v3.20.2
LOSS PER SHARE CALCULATION - Additional Information (Details) - shares
12 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2018
Earnings Per Share [Abstract]      
Antidilutive shares excluded from the calculation of diluted loss per shares (in shares) 2,779,222 1,297,073 1,134,845