Quarterly report pursuant to Section 13 or 15(d)

NATURE OF OPERATIONS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Impact of adoption (Details)

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NATURE OF OPERATIONS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Impact of adoption (Details)
6 Months Ended
Oct. 23, 2020
Oct. 07, 2020
$ / shares
Dec. 31, 2020
item
$ / shares
Jun. 30, 2020
$ / shares
Aug. 31, 2019
$ / shares
Nature of operations and Significant accounting policies          
Reverse stock split, Exchange ratio   0.02      
Common Stock, Par or Stated Value Per Share | $ / shares   $ 0.001 $ 0.001 $ 0.001 $ 0.001
Number of wholly owned subsidiaries | item     3    
Minimum          
Nature of operations and Significant accounting policies          
Reverse stock split, Exchange ratio 50        
Maximum          
Nature of operations and Significant accounting policies          
Reverse stock split, Exchange ratio 1