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Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2020
Accounting Policies [Abstract]  
Schedule of annual rates of depreciation property and equipment
   % 
Computers and electronic equipment   15-33 (mainly 33) 
Office and furniture equipment   6-7 
Motor vehicles   15 
Schedule of intangible assets amortized over their estimated useful lives
   Years 
Core technology   10.75 
Customer relationships   5.75