INTANGIBLE ASSETS AND GOODWILL (Schedule of Acquired Intangible Assets) (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Intangible assets with finite lives
Total intangible assets	$ 39,992	$ 1,400	$ 1,400
Less - accumulated amortization	(1,488)	(285)	(141)
Total intangible assets, net	38,504	1,115	1,259
Technology [Member]
Intangible assets with finite lives
Total intangible assets	30,821
Customer Relationships [Member]
Intangible assets with finite lives
Total intangible assets	3,857
Patent [Member]
Intangible assets with finite lives
Total intangible assets	1,400	1,400	800
Backlog [Member]
Intangible assets with finite lives
Total intangible assets	193
Trade names [Member]
Intangible assets with finite lives
Total intangible assets	$ 3,721