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RELATED PARTIES (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Equity Method Investee [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Accounts payable, related parties | $ 1 | $ 9 |
Equity Method Investee [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Revenue from related parties | 37 | 33 | $ 30
Accounts receivable, related parties | 3 | 10 |
Equity Method Investee [Member] | Prepaid Expenses and Other Current Assets [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Other accounts receivable, related parties | 7 | 5 |
Equity Method Investee [Member] | Selling, General and Administrative Expenses [Member] |  |  |
Related Party Transaction [Line Items] |  |  |
Income recognized from related party | $ 16 | $ 19 | $ 31

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