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SIGNIFICANT ACCOUNTING POLICIES - Schedule of Fair Value of Stock Options Valuation Assumptions (Details)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Accounting Policies [Abstract]    
Dividend yield 0.00% 0.00%
Risk-free interest rate 0.52% 1.81%
Expected term (in years) 4 years 2 months 19 days 4 years 2 months 19 days
Volatility 55.00% 63.00%