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OTHER (INCOME) EXPENSE (Tables) | 12 Months Ended
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Dec. 31, 2017
Analysis of income and expense [abstract] |
Disclosure of other (income) expense |
|  | Years ended December 31 |
(In millions of dollars) | Note |  | 2017 |  | 2016 |
(Income) losses from associates and joint ventures | 17 |  | (14 | ) | 216 |
Net loss on divestitures pertaining to investments |  | — |  | 11 |
Other investment income |  | (5 | ) | (36 | )
Total other (income) expense |  | (19 | ) | 191 |

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