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Sales | 12 Months Ended
--- | ---
Dec. 31, 2017
Sales [abstract] |
Sales | 25. Sales (a) By product and geographical area ﻿
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | Year ended December 31, 2017
﻿ |  |  | Canada |  |  | Peru |  |  | Mexico |  |  | Argentina |  |  | Total
﻿Silver-gold concentrates |  | $ | - |  | $ | - |  | $ | 179,996 |  | $ | - |  | $ | 179,996
﻿Silver-lead concentrates |  |  | - |  |  | 42,202 |  |  | - |  |  | - |  |  | 42,202
﻿Zinc concentrates |  |  | - |  |  | 45,913 |  |  | - |  |  | - |  |  | 45,913
﻿Sales to external customers |  | $ | - |  | $ | 88,115 |  | $ | 179,996 |  | $ | - |  | $ | 268,111
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  | Year ended December 31, 2016
﻿ |  |  | Canada |  |  | Peru |  |  | Mexico |  |  | Argentina |  |  | Total
﻿Silver-gold concentrates |  | $ | - |  | $ | - |  | $ | 143,151 |  | $ | - |  | $ | 143,151
﻿Silver-lead concentrates |  |  | - |  |  | 40,442 |  |  | - |  |  | - |  |  | 40,442
﻿Zinc concentrates |  |  | - |  |  | 26,662 |  |  | - |  |  | - |  |  | 26,662
﻿Sales to external customers |  | $ | - |  | $ | 67,104 |  | $ | 143,151 |  | $ | - |  | $ | 210,255
(b) By major customer ﻿
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿ |  |  |  |  |  |  |  |  |  |  | Year ended December 31,
﻿ |  |  |  |  |  |  |  |  |  |  |  | 2017 |  |  | 2016
﻿Customer 1 |  |  |  |  |  |  |  |  |  |  | $ | 106,850 |  | $ | 71,184
﻿Customer 2 |  |  |  |  |  |  |  |  |  |  |  | 73,146 |  |  | 71,967
﻿Customer 3 |  |  |  |  |  |  |  |  |  |  |  | 79,523 |  |  | 18,238
﻿Customer 4 |  |  |  |  |  |  |  |  |  |  |  | 8,508 |  |  | 40,646
﻿ Other Customers |  |  |  |  |  |  |  |  |  |  |  | 84 |  |  | 8,220
﻿ |  |  |  |  |  |  |  |  |  |  | $ | 268,111 |  | $ | 210,255
﻿ ﻿

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- Definition The entire disclosure for revenue. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Note Expiry date 2018-01-01 -Name IAS -Number 18 -IssueDate 2017-01-01 -Section Disclosure -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=18&date=2017-03-02&anchor=sect_Disclosure&doctype=Standard&book=B -URIDate 2017-03-09 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2017-01-01 -Paragraph 10 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2017-03-01&anchor=para_10_e&doctype=Standard -URIDate 2017-03-09 + Details
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