XML 67 R52.htm IDEA: XBRL DOCUMENT
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Mineral Property, Pland and Equipment (Net Value Carrying Values) (Details) - USD ($) $ in Millions | Dec. 31, 2017 | Dec. 31, 2016
--- | --- | ---
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | $ 2,753.4 | $ 1,918.2
Plant and Equipment [Member] |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | 769.1 | 710.2
Mineral Property - Depletable [Member] |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | 1,588.3 | 867.9
Mineral Property - Non-Depletable [Member] |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | 75.4 | 61.1
Exploration and evaluation assets [member] |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | 320.6 | 279.0
Operating segments [member] | Young-Davidson [Member] |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | 1,432.0 | 1,431.0
Operating segments [member] | Young-Davidson [Member] | Plant and Equipment [Member] |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | 589.5 | 580.7
Operating segments [member] | Young-Davidson [Member] | Mineral Property - Depletable [Member] |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | 767.1 | 789.2
Operating segments [member] | Young-Davidson [Member] | Mineral Property - Non-Depletable [Member] |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | 75.4 | 61.1
Operating segments [member] | Young-Davidson [Member] | Exploration and evaluation assets [member] |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | 0.0 | 0.0
Operating segments [member] | Mulatos [Member] |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | 212.0 | 198.5
Operating segments [member] | Mulatos [Member] | Plant and Equipment [Member] |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | 112.9 | 121.6
Operating segments [member] | Mulatos [Member] | Mineral Property - Depletable [Member] |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | 99.1 | 76.9
Operating segments [member] | Mulatos [Member] | Mineral Property - Non-Depletable [Member] |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | 0.0 | 0.0
Operating segments [member] | Mulatos [Member] | Exploration and evaluation assets [member] |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | 0.0 | 0.0
Operating segments [member] | Island Gold [Member] |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | 774.9 |
Operating segments [member] | Island Gold [Member] | Plant and Equipment [Member] |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | 54.8 |
Operating segments [member] | Island Gold [Member] | Mineral Property - Depletable [Member] |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | 720.1 |
Operating segments [member] | Island Gold [Member] | Mineral Property - Non-Depletable [Member] |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | 0.0 |
Operating segments [member] | Island Gold [Member] | Exploration and evaluation assets [member] |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | 0.0 |
Operating segments [member] | El Chanate [Member] |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | 6.1 | 4.4
Operating segments [member] | El Chanate [Member] | Plant and Equipment [Member] |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | 4.1 | 2.6
Operating segments [member] | El Chanate [Member] | Mineral Property - Depletable [Member] |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | 2.0 | 1.8
Operating segments [member] | El Chanate [Member] | Mineral Property - Non-Depletable [Member] |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | 0.0 | 0.0
Operating segments [member] | El Chanate [Member] | Exploration and evaluation assets [member] |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | 0.0 | 0.0
Corporate and other [Member] |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | 328.4 | 284.3
Corporate and other [Member] | Plant and Equipment [Member] |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | 7.8 | 5.3
Corporate and other [Member] | Mineral Property - Depletable [Member] |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | 0.0 | 0.0
Corporate and other [Member] | Mineral Property - Non-Depletable [Member] |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | 0.0 | 0.0
Corporate and other [Member] | Exploration and evaluation assets [member] |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |
Mineral property, plant and equipment | $ 320.6 | $ 279.0

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- Definition The amount of tangible assets that: (a) are held for use in the production or supply of goods or services, for rental to others, or for administrative purposes; and (b) are expected to be used during more than one period. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2017-01-01 -Paragraph 73 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=16&date=2017-03-01&anchor=para_73_e&doctype=Standard -URIDate 2017-03-09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 54 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_54_a&doctype=Standard -URIDate 2017-03-09 + Details
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