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v2.4.1.9

Condensed Consolidated Statements Of Income/(Loss) And Comprehensive Income/(Loss) (USD $) In Thousands, except Share data, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Operating income and (expenses): |  |  |
Exploration, property evaluation and holding costs | $ (3,991)us-gaap_ExplorationExpenseMining | $ (15,600)us-gaap_ExplorationExpenseMining | $ (27,536)us-gaap_ExplorationExpenseMining
Corporate administration and investor relations | (3,798)us-gaap_GeneralAndAdministrativeExpense | (5,528)us-gaap_GeneralAndAdministrativeExpense | (8,096)us-gaap_GeneralAndAdministrativeExpense
Depreciation and amortization | (863)us-gaap_DepreciationAndAmortization | (1,021)us-gaap_DepreciationAndAmortization | (589)us-gaap_DepreciationAndAmortization
Gain/(loss) on disposal of mineral property, net (Note 4 and 5) |  |  | 2,934 vgz_GainLossOnDispositionOfMineralPropertyNetOfCosts
Write-down of mineral property | (750)us-gaap_ImpairmentOfOngoingProject |  | (250)us-gaap_ImpairmentOfOngoingProject
Write-down of Amayapampa | (4,813)us-gaap_OtherAssetImpairmentCharges |  |
Total operating income/(expense) | (14,215)us-gaap_OperatingIncomeLoss | (22,149)us-gaap_OperatingIncomeLoss | (33,537)us-gaap_OperatingIncomeLoss
Non-operating income and (expenses): |  |  |
Gain/(loss) on sale of marketable securities | 24 us-gaap_MarketableSecuritiesRealizedGainLoss | (54)us-gaap_MarketableSecuritiesRealizedGainLoss | 192 us-gaap_MarketableSecuritiesRealizedGainLoss
Realized gain on other investments (Note 4) | 155 us-gaap_GainLossOnSaleOfInvestments |  |
Unrealized gain/(loss) on other investments (Note 4) | (4,267)us-gaap_UnrealizedGainLossOnInvestments | (48,499)us-gaap_UnrealizedGainLossOnInvestments | (50,363)us-gaap_UnrealizedGainLossOnInvestments
Write down of marketable securities | (138)us-gaap_MarketableSecuritiesRealizedGainLossOtherThanTemporaryImpairmentsAmount | (275)us-gaap_MarketableSecuritiesRealizedGainLossOtherThanTemporaryImpairmentsAmount | (39)us-gaap_MarketableSecuritiesRealizedGainLossOtherThanTemporaryImpairmentsAmount
Write-down of plant and equipment | (3,500)us-gaap_ImpairmentOfLongLivedAssetsToBeDisposedOf | (3,500)us-gaap_ImpairmentOfLongLivedAssetsToBeDisposedOf | (7,117)us-gaap_ImpairmentOfLongLivedAssetsToBeDisposedOf
Interest income | 10 us-gaap_InvestmentIncomeInterest | 36 us-gaap_InvestmentIncomeInterest | 45 us-gaap_InvestmentIncomeInterest
Interest expense | (78)us-gaap_InterestExpense | (547)us-gaap_InterestExpense |
Other income/(expense) | (417)us-gaap_OtherCostAndExpenseOperating | 127 us-gaap_OtherCostAndExpenseOperating | 16 us-gaap_OtherCostAndExpenseOperating
Total non-operating income/(expense) | (4,711)us-gaap_NonoperatingIncomeExpense | (52,712)us-gaap_NonoperatingIncomeExpense | (57,266)us-gaap_NonoperatingIncomeExpense
Income/(loss) from continuing operations before income taxes | (18,926)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest | (74,861)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest | (90,803)us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest
Deferred income tax benefit/(expense) |  | 15,373 us-gaap_DeferredIncomeTaxExpenseBenefit | 20,147 us-gaap_DeferredIncomeTaxExpenseBenefit
Net income/(loss) | (18,926)us-gaap_NetIncomeLoss | (59,488)us-gaap_NetIncomeLoss | (70,656)us-gaap_NetIncomeLoss
Other comprehensive income/(loss): |  |  |
Unrealized fair value increase/(decrease) on available-for-sale securities | 70 us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax | (61)us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax | (173)us-gaap_OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax
Comprehensive income/(loss) | $ (18,856)us-gaap_ComprehensiveIncomeNetOfTax | $ (59,549)us-gaap_ComprehensiveIncomeNetOfTax | $ (70,829)us-gaap_ComprehensiveIncomeNetOfTax
Basic: |  |  |
Weighted average number of basic shares outstanding (in shares) | 82,294,331 us-gaap_WeightedAverageNumberOfSharesOutstandingBasic | 81,813,386 us-gaap_WeightedAverageNumberOfSharesOutstandingBasic | 74,351,065 us-gaap_WeightedAverageNumberOfSharesOutstandingBasic
Net income/(loss) per share (in dollars per share) | $ (0.23)us-gaap_EarningsPerShareBasic | $ (0.73)us-gaap_EarningsPerShareBasic | $ (0.95)us-gaap_EarningsPerShareBasic
Diluted: |  |  |
Weighted average number of diluted shares outstanding (in shares) | 82,294,331 us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding | 81,813,386 us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding | 74,351,065 us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding
Net income/(loss) per share (in dollars per share) | $ (0.23)us-gaap_EarningsPerShareDiluted | $ (0.73)us-gaap_EarningsPerShareDiluted | $ (0.95)us-gaap_EarningsPerShareDiluted

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- Definition Amount before tax and reclassification adjustments of unrealized holding gain (loss) on available-for-sale securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=28358780&loc=d3e637-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=28358780&loc=SL7669646-108580 + Details
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- Definition The total amount of other operating cost and expense items that are associated with the entity's normal revenue producing operation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.3) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 3 -Article 5 + Details
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- Definition The net change in the difference between the fair value and the carrying value, or in the comparative fair values, of investments, not including unrealized gains or losses on securities separately or otherwise categorized as trading, available-for-sale, or held-to-maturity, held at each balance sheet date and included in earnings for the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
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- Definition The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 16 -URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1505-109256 + Details
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- Definition Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1448-109256 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Weighted-Average Number of Common Shares Outstanding -URI http://asc.fasb.org/extlink&oid=6528421 + Details
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- Definition The gains (losses) included in results of operations resulting from the sale or disposal of mineral property, net of transaction costs, which do not qualify for treatment as discontinued operations. This item does not include any gain (loss) recognized on the sale of oil and gas property or timber property. + References No definition available. + Details
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