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COMMITMENTS AND CONTINGENCIES (Details)
$ in Thousands
3 Months Ended
Mar. 31, 2019
USD ($)
State
Territory
Country
Mar. 31, 2018
USD ($)
Leases [Abstract]    
Rent expense $ 500 $ 400
Future Minimum Rental Payments [Abstract]    
2019 1,043  
2020 1,173  
2021 1,002  
2022 834  
2023 790  
Thereafter 1,438  
Total $ 6,280  
Contingencies [Abstract]    
Number of states in which entity operates | State 50  
Number of territories in which entity operates | Territory 2  
Number of countries in which entity operates | Country 2