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INTANGIBLE ASSETS, NET (Schedule of Intangible Assets) (Details) - USD ($) $ in Thousands | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Finite-Lived Intangible Assets [Line Items] |  |
Original amounts | $ 50,391 | $ 50,391
Accumulated amortization | 44,683 | 39,008
Amortized cost | 5,708 | 11,383
Technology [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Original amounts | 42,504 | 42,504
Accumulated amortization | 38,232 | 33,243
Customer relationships [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Original amounts | 4,466 | 4,466
Accumulated amortization | 4,466 | 3,999
Marketing rights and patents [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Original amounts | 3,421 | 3,421
Accumulated amortization | $ 1,985 | $ 1,766

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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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