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SIGNIFICANT ACCOUNTING POLICIES - Schedule of Fair Value of Stock Options Valuation Assumptions (Details)
6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Accounting Policies [Abstract]    
Dividend yield 0.00% 0.00%
Risk-free interest rate   2.44%
Risk-free interest rate minimum 0.31%  
Risk-free interest rate maximum 1.61%  
Expected term (in years) 4 years 2 months 19 days 4 years 2 months 19 days
Volatility   66.69%
Volatility minimum 55.89%  
Volatility maximum 58.17%