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RELATED PARTIES’ TRANSACTIONS AND BALANCES (Schedule of Transactions and Balances with Related Parties) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Transactions: |  |  |  |
Income - Sales to related-party company | [1] | $ 1,251 | $ 959 | $ 54
Cost and expenses - Supplies from related party | [1] | 59 | 6 |
Balances: |  |  |  |
Trade receivables and other receivables | [1] | $ 699 | $ 930 |
[1] | includes mainly transactions with affiliated companies.

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- Definition Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6457730&loc=d3e39549-107864 + Details
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