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ACCOUNTS PAYABLE AND ACCRUED LIABILITIES (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Accounts Payable and Accrued Liabilities [Line Items] |  |  |
Accounts payable | $ 1,380 | $ 1,540 |
Salaries, wages and other compensation | 235 | 225 |
Accrued interest | 168 | 129 |
Accrued taxes, other than income taxes | 129 | 90 |
Pension, postretirement, postemployment and other employee benefits | 111 | 76 |
Deferred revenue | 91 | 82 |
Accrued mining royalties | 68 | 46 |
Other | 139 | 205 |
Total accounts payable and accrued liabilities | 2,321 | 2,393 |
Cash interest paid, net | 565 | 743 | $ 570
Cash interest paid, net | $ 565 | $ 743 | $ 570

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