XML 52 R41.htm IDEA: XBRL DOCUMENT
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Property, plant and equipment (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2018 | Sep. 30, 2017 | Dec. 31, 2017
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |
Balance |  |  | $ 100,301 |  |
Write-down of equipment | $ 65 |  | 65 |  | $ 200
Balance | 106,048 |  | 106,048 |  | 100,301
Cost [Member] |  |  |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |
Balance |  |  | 211,721 | 185,055 | 185,055
Asset additions |  |  | 10,966 |  | 19,557
Property purchase option acquired |  |  | 2,000 |  | 7,108
Change in decommissioning provision |  |  | (110) |  | 1
Reclassification |  |  |  |  |
Balance | 224,577 |  | 224,577 |  | 211,721
Accumulated depreciation and depletion [Member] |  |  |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |
Balance |  |  | 111,420 | 104,507 | 104,507
Depreciation/depletion for the year |  |  | 7,044 |  | 6,709
Write-down of equipment |  |  | 65 |  | 204
Balance | 118,529 |  | 118,529 |  | 111,420
Carrying value [Member] |  |  |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |
Balance |  |  | 100,301 |  |
Balance | 106,048 |  | 106,048 |  | 100,301
Mining interests [Member] | Cost [Member] |  |  |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |
Balance |  |  | 104,362 | 67,571 | 67,571
Asset additions |  |  | 6,489 |  | 5,233
Property purchase option acquired |  |  |  |  |
Change in decommissioning provision |  |  | (110) |  | (37)
Reclassification |  |  |  |  | 31,595
Balance | 110,741 |  | 110,741 |  | 104,362
Mining interests [Member] | Accumulated depreciation and depletion [Member] |  |  |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |
Balance |  |  | 34,848 | 31,410 | 31,410
Depreciation/depletion for the year |  |  | 4,439 |  | 3,438
Write-down of equipment |  |  |  |  |
Balance | 39,287 |  | 39,287 |  | 34,848
Mining interests [Member] | Carrying value [Member] |  |  |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |
Balance |  |  | 69,514 |  |
Balance | 71,454 |  | 71,454 |  | 69,514
Non-producing properties [Member] | Cost [Member] |  |  |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |
Balance |  |  | 58,467 | 77,390 | 77,390
Asset additions |  |  |  |  | 5,526
Property purchase option acquired |  |  | 2,000 |  | 7,108
Change in decommissioning provision |  |  |  |  | 38
Reclassification |  |  |  |  | (31,595)
Balance | 60,467 |  | 60,467 |  | 58,467
Non-producing properties [Member] | Accumulated depreciation and depletion [Member] |  |  |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |
Balance |  |  | 50,502 | 50,502 | 50,502
Depreciation/depletion for the year |  |  |  |  |
Write-down of equipment |  |  |  |  |
Balance | 50,502 |  | 50,502 |  | 50,502
Non-producing properties [Member] | Carrying value [Member] |  |  |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |
Balance |  |  | 7,965 |  |
Balance | 9,965 |  | 9,965 |  | 7,965
Plant and equipment [Member] | Cost [Member] |  |  |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |
Balance |  |  | 48,808 | 40,013 | 40,013
Asset additions |  |  | 4,467 |  | 8,795
Property purchase option acquired |  |  |  |  |
Change in decommissioning provision |  |  |  |  |
Reclassification |  |  |  |  |
Balance | 53,275 |  | 53,275 |  | 48,808
Plant and equipment [Member] | Accumulated depreciation and depletion [Member] |  |  |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |
Balance |  |  | 26,031 | 22,566 | 22,566
Depreciation/depletion for the year |  |  | 2,599 |  | 3,261
Write-down of equipment |  |  | 65 |  | 204
Balance | 28,695 |  | 28,695 |  | 26,031
Plant and equipment [Member] | Carrying value [Member] |  |  |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |
Balance |  |  | 22,777 |  |
Balance | 24,580 |  | 24,580 |  | 22,777
Corporate Office equipment [Member] | Cost [Member] |  |  |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |
Balance |  |  | 84 | 81 | 81
Asset additions |  |  | 10 |  | 3
Property purchase option acquired |  |  |  |  |
Change in decommissioning provision |  |  |  |  |
Reclassification |  |  |  |  |
Balance | 94 |  | 94 |  | 84
Corporate Office equipment [Member] | Accumulated depreciation and depletion [Member] |  |  |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |
Balance |  |  | 39 | $ 29 | 29
Depreciation/depletion for the year |  |  | 6 |  | 10
Write-down of equipment |  |  |  |  |
Balance | 45 |  | 45 |  | 39
Corporate Office equipment [Member] | Carrying value [Member] |  |  |  |  |
Disclosure of detailed information about property, plant and equipment [line items] |  |  |  |  |
Balance |  |  | 45 |  |
Balance | $ 49 |  | $ 49 |  | $ 45

X
- Definition The increase in property, plant and equipment resulting from acquisitions through business combinations. [Refer: Business combinations [member]; Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2018-01-01 -Paragraph 73 -Subparagraph e -Clause iii -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=16&date=2018-03-01&anchor=para_73_e_iii&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The amount of additions to property, plant and equipment other than those acquired through business combinations. [Refer: Business combinations [member]; Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2018-01-01 -Paragraph 73 -Subparagraph e -Clause i -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=16&date=2018-03-01&anchor=para_73_e_i&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The increase (decrease) in other provisions. [Refer: Other provisions] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 37 -IssueDate 2018-01-01 -Paragraph 84 -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=37&date=2018-03-01&anchor=para_84&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The amount of depreciation of property, plant and equipment. [Refer: Depreciation and amortisation expense; Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2018-01-01 -Paragraph 73 -Subparagraph e -Clause vii -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=16&date=2018-03-01&anchor=para_73_e_vii&doctype=Standard -URIDate 2018-03-16 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2018-01-01 -Paragraph 75 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=16&date=2018-03-01&anchor=para_75_a&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The amount of impairment loss recognised in profit or loss for property, plant and equipment. [Refer: Impairment loss recognised in profit or loss; Property, plant and equipment] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2018-01-01 -Paragraph 73 -Subparagraph e -Clause v -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=16&date=2018-03-01&anchor=para_73_e_v&doctype=Standard -URIDate 2018-03-16 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 98 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_98_a&doctype=Standard -URIDate 2018-03-16 + Details
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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 2018-01-01 -Paragraph 73 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=16&date=2018-03-01&anchor=para_73_e&doctype=Standard -URIDate 2018-03-16 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 54 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_54_a&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The increase (decrease) in property, plant and equipment resulting from revaluations to fair value. [Refer: Property, plant and equipment; Revaluation surplus] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2018-01-01 -Paragraph 73 -Subparagraph e -Clause iv -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=16&date=2018-03-01&anchor=para_73_e_iv&doctype=Standard -URIDate 2018-03-16 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 16 -IssueDate 2018-01-01 -Paragraph 77 -Subparagraph f -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=16&date=2018-03-01&anchor=para_77_f&doctype=Standard -URIDate 2018-03-16 + Details
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