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NATURE OF OPERATIONS AND SIGNIFICANT ACCOUNTING POLICIES (Details Narrative) - USD ($)
$ in Millions
6 Months Ended
Jun. 30, 2021
Oct. 31, 2020
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Cash, cash equivalents and short-term investments $ 77.6  
Net assets 84.1  
Net cash used in operating activities $ 25.1  
Pre-Funded Warrants [Member]    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Warrants converted to shares   9,017,055