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GOLD STREAM OBLIGATION (Details) - USD ($) $ in Millions | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2018 | Dec. 31, 2017
Designated financial liabilities at fair value through profit or loss [abstract] |  |  |  |  |
Balance |  | $ 273.5 | $ 246.5 |  |
Settlements during the period |  | (15.0) | (2.4) |  |
Fair value adjustments related to changes in the Company's own credit risk |  | 45.0 | (5.8) |  |
Other fair value adjustments | [1] | (11.7) | 21.8 |  |
Balance |  | 161.9 | 273.5 |  |
Less: current portion of gold stream obligation |  |  |  | $ (18.3) | $ (24.5)
Non-current portion of gold stream obligation |  | $ 273.5 | $ 246.5 | $ 161.9 | $ 273.5
[1] | Other fair value adjustments are included in the consolidated income statements.

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- Definition The increase (decrease) in the fair value of a financial liability that is attributable to changes in the credit risk of that liability. [Refer: Credit risk [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2018-01-01 -Paragraph 10A -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2018-03-01&anchor=para_10A_a&doctype=Standard -URIDate 2018-03-16 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Note Expiry date 2021-01-01 -Name IFRS -Number 7 -IssueDate 2018-01-01 -Paragraph 10 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=7&date=2017-03-02&anchor=para_10_a&doctype=Standard&book=b -URIDate 2018-03-16 + Details
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- Definition The amount of current financial liabilities that the entity does not separately disclose in the same statement or note. [Refer: Other financial liabilities; Current financial liabilities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2018-01-01 -Paragraph B13 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=12&date=2018-03-01&anchor=para_B13_b&doctype=Appendix&seq=2 -URIDate 2018-03-16 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 54 -Subparagraph m -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_54_m&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The amount of non-current financial liabilities that the entity does not separately disclose in the same statement or note. [Refer: Other financial liabilities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2018-01-01 -Paragraph B13 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IFRS&num=12&date=2018-03-01&anchor=para_B13_c&doctype=Appendix&seq=2 -URIDate 2018-03-16 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 54 -Subparagraph m -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_54_m&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The cash outflow for meeting the commitments relating to the gold stream obligation. + References No definition available. + Details
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