v3.19.1
INTANGIBLE ASSETS AND GOODWILL (Schedule of Acquired Intangible Assets) (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2019
Dec. 31, 2018
Intangible assets with finite lived:    
Gross intangible assets $ 39,242 $ 39,992
Less - accumulated amortization (2,619) (1,488)
Total intangible assets, net 36,623 38,504
Goodwill:    
Goodwill from business combinations 34,874 34,445
Foreign currency translation (678) 429
Goodwill 34,196 34,874
Intangible assets with finite lived, net and goodwill resulting from SMRE Acquisition 140,601
Total Intangible assets with finite lived, net and goodwill 211,420 73,378
Current technology [Member]    
Intangible assets with finite lived:    
Gross intangible assets 30,214 30,821
Customer Relationships [Member]    
Intangible assets with finite lived:    
Gross intangible assets 3,793 3,857
Trade names [Member]    
Intangible assets with finite lived:    
Gross intangible assets 3,642 3,721
Patent [Member]    
Intangible assets with finite lived:    
Gross intangible assets 1,400 1,400
Backlog [Member]    
Intangible assets with finite lived:    
Gross intangible assets $ 193 $ 193