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Income Taxes (Schedule of Income Tax Reconciliation) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017
Income Taxes [abstract] |  |
Net income before tax | $ 67,340 | $ 104,951
Statutory tax rate | 27.00% | 26.00%
Anticipated income tax at statutory rates | $ 18,182 | $ 27,287
Non-deductible expenditures | 1,935 | 1,082
Differences between Canadian and foreign tax rates | 2,159 | 5,804
Change in estimate | (679) | 88
Effect of change in tax rates | 299 | (1,576)
Inflation adjustment | (6,408) | (2,242)
Impact of foreign exchange | 10,377 | (666)
Change in deferred tax assets | (287) | 4,194
Mining taxes | 4,383 | 4,568
Withholding taxes | 3,180 | 649
Other items | 209 | (542)
Total tax expense | 33,350 | 38,646
Current income tax expense | 30,563 | 34,863
Deferred income tax expense | $ 2,787 | $ 3,783

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- Definition The amount of profit (loss) for a period before deducting tax expense. [Refer: Profit (loss)] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2017-01-01 -Paragraph 81 -Subparagraph c -Clause ii -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=12&date=2017-03-01&anchor=para_81_c_ii&doctype=Standard -URIDate 2017-03-09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2017-01-01 -Paragraph 81 -Subparagraph c -Clause i -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=12&date=2017-03-01&anchor=para_81_c_i&doctype=Standard -URIDate 2017-03-09 + Details
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