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TAXES ON INCOME (Carryforward Tax Losses and Credits and Deferred Income Taxes) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Operating Loss Carryforwards [Line Items]      
Changes in valuation allowance $ 1,217 $ 14,248 $ 3,941
Israeli [Member]      
Operating Loss Carryforwards [Line Items]      
Operating loss carryforwards 105,989    
FederalTax [Member]      
Operating Loss Carryforwards [Line Items]      
Operating loss carryforwards 1,540    
Federal tax purposes [Member]      
Operating Loss Carryforwards [Line Items]      
Operating loss carryforwards 10,132    
R & D Credits for FederalTax [Member]      
Operating Loss Carryforwards [Line Items]      
Operating loss carryforwards 3,591    
State tax [Member]      
Operating Loss Carryforwards [Line Items]      
Operating loss carryforwards 2,934    
Europe [Member]      
Operating Loss Carryforwards [Line Items]      
Operating loss carryforwards $ 41,908    
Operating loss carryforwards utilization period 9 years    
Latin America [Member]      
Operating Loss Carryforwards [Line Items]      
Operating loss carryforwards $ 31,547    
Latin America [Member] | Carryforward Utilization Period - 4 Years [Member]      
Operating Loss Carryforwards [Line Items]      
Operating loss carryforwards 22,706    
Latin America [Member] | Carryforward Utilization Period - Indefinitely [Member]      
Operating Loss Carryforwards [Line Items]      
Operating loss carryforwards $ 8,841