Annual report pursuant to Section 13 and 15(d)

NATURE OF OPERATIONS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Additional Information (Details)

v3.20.2
NATURE OF OPERATIONS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Additional Information (Details)
$ / shares in Units, shares in Thousands
1 Months Ended 12 Months Ended
Oct. 07, 2020
$ / shares
Aug. 31, 2019
$ / shares
shares
Jun. 30, 2020
USD ($)
$ / shares
Jun. 30, 2019
USD ($)
$ / shares
Amortization expense related to intangible assets | $     $ 7,000 $ 7,000
Common stock, par value (in dollars per share) | $ / shares $ 0.001 $ 0.001 $ 0.001 $ 0.001
Reverse stock split ratio 50      
Impairment of Intangible Assets, Finite-lived | $     $ 23,000  
Minimum        
Stock issued during period shares reverse stock splits | shares   20    
Maximum        
Stock issued during period shares reverse stock splits | shares   100    
Patents [Member]        
Finite-Lived Intangible Asset, Useful Life     11 years