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REVENUES (Schedule of Remaining Performance Obligations) (Details) - USD ($)
$ in Thousands
Dec. 31, 2019
Dec. 31, 2018
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]    
Unsatisfied performance obligations $ 11,195 $ 12,746
2020 [Member]    
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]    
Unsatisfied performance obligations 7,404  
2021 [Member]    
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]    
Unsatisfied performance obligations 4,182  
2022 and thereafter [Member]    
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]    
Unsatisfied performance obligations $ 6,265