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22. SUPPLEMENTAL FINANCIAL INFORMATION (Details 2) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016
DisclosureOfFinanceIncomeExpenseLineItems [Line Items]
Finance income (expense)	$ (858)	$ (811)
Interest income
DisclosureOfFinanceIncomeExpenseLineItems [Line Items]
Finance income (expense)	203	177
Interest expense
DisclosureOfFinanceIncomeExpenseLineItems [Line Items]
Finance income (expense)	(5)	(3)
Accretion expense-reclamation obligations
DisclosureOfFinanceIncomeExpenseLineItems [Line Items]
Finance income (expense)	(999)	(903)
Accretion expense-post-employment benefits
DisclosureOfFinanceIncomeExpenseLineItems [Line Items]
Finance income (expense)	$ (57)	$ (82)

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- Definition

The amount of costs associated with financing activities of the entity.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 1
-IssueDate 2016-01-13
-Paragraph 82
-Subparagraph b
-URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2016-03-30&anchor=para_82_b&doctype=Standard
-URIDate 2016-03-31

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