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BUSINESS SEGMENTS INFORMATION (Product Revenue) (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2017 | Sep. 30, 2017 | Jun. 30, 2017 | Mar. 31, 2017 | Dec. 31, 2016 | Sep. 30, 2016 | Jun. 30, 2016 | Mar. 31, 2016 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Product revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues | $ 5,041 | $ 4,310 | $ 3,711 | $ 3,341 | $ 4,377 | $ 3,877 | $ 3,334 | $ 3,242 | $ 16,403 | $ 14,830 | $ 14,607
Treatment and refining charges included in copper concentrates revenues |  |  |  |  |  |  |  |  | 536 | 652 | 485
Copper in concentrate |  |  |  |  |  |  |  |  |  |  |
Product revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | 5,373 | 4,502 | 2,927
Rod, and other refined copper products |  |  |  |  |  |  |  |  |  |  |
Product revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | 2,272 | 1,963 | 2,481
Copper Cathode |  |  |  |  |  |  |  |  |  |  |
Product revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | 4,557 | 3,925 | 4,159
Gold |  |  |  |  |  |  |  |  |  |  |
Product revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | 2,032 | 1,512 | 1,540
Molybdenum |  |  |  |  |  |  |  |  |  |  |
Product revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | 889 | 651 | 783
Oil |  |  |  |  |  |  |  |  |  |  |
Product revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | 73 | 1,304 | 1,694
Other |  |  |  |  |  |  |  |  |  |  |
Product revenue [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  | $ 1,207 | $ 973 | $ 1,023

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- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
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