Annual report pursuant to Section 13 and 15(d)

NATURE OF OPERATIONS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Property and Equipments (Details)

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NATURE OF OPERATIONS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Property and Equipments (Details) - USD ($)
12 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Property, Plant and Equipment [Line Items]    
Depreciation expense $ 11,000 $ 41,000
Property and equipment recorded at accumulated depreciation $ 14,000 $ 3,000
Minimum    
Property, Plant and Equipment [Line Items]    
Estimated useful lives of the assets P3Y  
Maximum    
Property, Plant and Equipment [Line Items]    
Estimated useful lives of the assets P5Y