10-K Filing

MCEWEN INC. CIK: 314203 FY 2012

Filing Information

Form Type	10-K
Accession Number	`0001047469-13-002450`
Period End Date	20121231
Filing Date	20130311
Fiscal Year	2012
Fiscal Period	FY
XBRL Instance	mux-20121231.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 66 Income Statement 113 Cash Flow Statement 116 Stockholders Equity 54

Balance Sheet 66 line items

Line Item	Tag	Value	Unit	Period
Gold and silver bullion, market value (in dollars)	`GoldBullionInvestmentsMarketValue`	$2.06M	USD	Point-in-time
Gold and silver bullion, market value (in dollars)	`GoldBullionInvestmentsMarketValue`	$24.48M	USD	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	500.00M	shares	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	500.00M	shares	Point-in-time
Common stock, shares authorized	`CommonStockSharesAuthorized`	500.00M	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$70.92M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$6.82M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$27.69M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$13.42M	USD	Point-in-time
Common, shares issued	`CommonStockSharesIssued`	136.57M	shares	Point-in-time
Common, shares issued	`CommonStockSharesIssued`	212.65M	shares	Point-in-time
Common, shares outstanding	`CommonStockSharesOutstanding`	136.57M	shares	Point-in-time
Short-term investments	`ShortTermInvestments`	$3.93M	USD	Point-in-time
Common, shares outstanding	`CommonStockSharesOutstanding`	212.65M	shares	Point-in-time
Marketable equity securities - note 4	`MarketableSecuritiesCurrent`	$4.58M	USD	Point-in-time
Marketable equity securities - note 4	`MarketableSecuritiesCurrent`	$3.00K	USD	Point-in-time
Marketable equity securities - note 4	`MarketableSecuritiesCurrent`	$1.48M	USD	Point-in-time
Investment in gold and silver bullion (market value - 2012 - $2,062; 2011 - $24,483) - note 5	`InvestmentInPhysicalCommodities`	$1.69M	USD	Point-in-time
Investment in gold and silver bullion (market value - 2012 - $2,062; 2011 - $24,483) - note 5	`InvestmentInPhysicalCommodities`	$4.57M	USD	Point-in-time
Investment in gold and silver bullion (market value - 2012 - $2,062; 2011 - $24,483) - note 5	`InvestmentInPhysicalCommodities`	$22.81M	USD	Point-in-time
IVA taxes receivable	`ValueAddedTaxReceivableCurrent`	$9.15M	USD	Point-in-time
IVA taxes receivable	`ValueAddedTaxReceivableCurrent`	$2.98M	USD	Point-in-time
Inventories - note 6	`InventoryNet`	$7.26M	USD	Point-in-time
Inventories - note 6	`InventoryNet`	$139.00K	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$3.12M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$2.89M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$91.92M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$47.88M	USD	Point-in-time
Mineral property interests - note 7	`MineralPropertyInterestsNet`	$245.45M	USD	Point-in-time
Mineral property interests - note 7	`MineralPropertyInterestsNet`	$767.07M	USD	Point-in-time
Restrictive time deposits for reclamation bonding - note 7	`RestrictedCashAndInvestmentsNoncurrent`	$5.19M	USD	Point-in-time
Restrictive time deposits for reclamation bonding - note 7	`RestrictedCashAndInvestmentsNoncurrent`	$5.18M	USD	Point-in-time
Investment in Minera Santa Cruz S.A. - note 8	`InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures`	$273.95M	USD	Point-in-time
Property and equipment, net - note 9	`PropertyPlantAndEquipmentNet`	$12.77M	USD	Point-in-time
Property and equipment, net - note 9	`PropertyPlantAndEquipmentNet`	$11.77M	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$56.00K	USD	Point-in-time
Other assets	`OtherAssetsNoncurrent`	$54.00K	USD	Point-in-time
TOTAL ASSETS	`Assets`	$310.36M	USD	Point-in-time
TOTAL ASSETS	`Assets`	$1.15B	USD	Point-in-time
Accounts payable and accrued liabilities	`AccountsPayableAndAccruedLiabilitiesCurrent`	$5.61M	USD	Point-in-time
Accounts payable and accrued liabilities	`AccountsPayableAndAccruedLiabilitiesCurrent`	$21.23M	USD	Point-in-time
Litigation settlement liability - note 11	`LitigationReserveCurrent`	$3.83M	USD	Point-in-time
Current portion of asset retirement obligation - note 7	`AssetRetirementObligationCurrent`	$512.00K	USD	Point-in-time
Current portion of asset retirement obligation - note 7	`AssetRetirementObligationCurrent`	$130.00K	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$6.12M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$25.20M	USD	Point-in-time
Asset retirement obligation, less current portion - note 7	`AssetRetirementObligationsNoncurrent`	$6.23M	USD	Point-in-time
Asset retirement obligation, less current portion - note 7	`AssetRetirementObligationsNoncurrent`	$5.74M	USD	Point-in-time
Deferred income tax liability - note 10	`DeferredTaxLiabilitiesNoncurrent`	$78.79M	USD	Point-in-time
Deferred income tax liability - note 10	`DeferredTaxLiabilitiesNoncurrent`	$229.52M	USD	Point-in-time
Other liabilities	`OtherLiabilitiesNoncurrent`	$400.00K	USD	Point-in-time
Other liabilities	`OtherLiabilitiesNoncurrent`	$400.00K	USD	Point-in-time
Total liabilities	`Liabilities`	$91.05M	USD	Point-in-time
Total liabilities	`Liabilities`	$261.35M	USD	Point-in-time
Common stock, no par value, 500,000 shares authorized; Common: 212,646 shares as of December 31, 2012 and 136,572 shares as of December 31, 2011 issued and outstanding Exchangeable (2012): 83,379 shares as of December 31, 2012 and nil shares as of December 31, 2011 issued and outstanding Exchangeable (2007): nil shares as of December 31, 2012 and 3,181 shares as of December 31, 2011 issued and outstanding	`CommonStockValue`	$613.83M	USD	Point-in-time
Common stock, no par value, 500,000 shares authorized; Common: 212,646 shares as of December 31, 2012 and 136,572 shares as of December 31, 2011 issued and outstanding Exchangeable (2012): 83,379 shares as of December 31, 2012 and nil shares as of December 31, 2011 issued and outstanding Exchangeable (2007): nil shares as of December 31, 2012 and 3,181 shares as of December 31, 2011 issued and outstanding	`CommonStockValue`	$1.35B	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-393.24M	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-459.89M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax`	$-294.00K	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax`	$-1.29M	USD	Point-in-time
Total shareholders' equity	`StockholdersEquity`	$219.30M	USD	Point-in-time
Total shareholders' equity	`StockholdersEquity`	$889.59M	USD	Point-in-time
Total shareholders' equity	`StockholdersEquity`	$173.28M	USD	Point-in-time
Total shareholders' equity	`StockholdersEquity`	$203.23M	USD	Point-in-time
TOTAL LIABILITIES & SHAREHOLDERS' EQUITY	`LiabilitiesAndStockholdersEquity`	$1.15B	USD	Point-in-time
TOTAL LIABILITIES & SHAREHOLDERS' EQUITY	`LiabilitiesAndStockholdersEquity`	$310.36M	USD	Point-in-time

Income Statement 113 line items

Line Item	Tag	Value	Unit	Period
Gold and silver sales	`RevenueMineralSales`	$5.97M	USD	Annual
Income on investment in Minera Santa Cruz S.A., net of amortization - note 8	`IncomeLossFromEquityMethodInvestments`	$20.84M	USD	Annual
Total Revenue	`Revenues`	$26.80M	USD	Annual
Production costs applicable to sales	`CostOfGoodsSold`	$3.86M	USD	Annual
Mine operating costs	`ConstructionAndDevelopmentCosts`	$8.51M	USD	Annual
Mine construction costs	`OtherConstructionCosts`	$14.26M	USD	Annual
Mine construction costs	`OtherConstructionCosts`	$1.75M	USD	Annual
Exploration costs	`ExplorationExpenseMining`	$47.18M	USD	Annual
Exploration costs	`ExplorationExpenseMining`	$42.98M	USD	Annual
Exploration costs	`ExplorationExpenseMining`	$19.21M	USD	Annual
Property holding costs	`CostOfPropertyRepairsAndMaintenance`	$3.46M	USD	Annual
Property holding costs	`CostOfPropertyRepairsAndMaintenance`	$7.21M	USD	Annual
Property holding costs	`CostOfPropertyRepairsAndMaintenance`	$4.36M	USD	Annual
General and administrative	`GeneralAndAdministrativeExpense`	$16.84M	USD	Annual
General and administrative	`GeneralAndAdministrativeExpense`	$7.04M	USD	Annual
General and administrative	`GeneralAndAdministrativeExpense`	$5.40M	USD	Annual
Acquisition costs	`BusinessCombinationAcquisitionRelatedCosts`	$3.89M	USD	Annual
Acquisition costs	`BusinessCombinationAcquisitionRelatedCosts`	$1.51M	USD	Annual
Accretion of asset retirement obligation	`AssetRetirementObligationAccretionExpense`	$524.00K	USD	Annual
Accretion of asset retirement obligation	`AssetRetirementObligationAccretionExpense`	$447.00K	USD	Annual
Accretion of asset retirement obligation	`AssetRetirementObligationAccretionExpense`	$515.00K	USD	Annual
Depreciation	`DepreciationDepletionAndAmortization`	$1.03M	USD	Annual
Depreciation	`DepreciationDepletionAndAmortization`	$577.00K	USD	Annual
Depreciation	`DepreciationDepletionAndAmortization`	$454.00K	USD	Annual
Gain on sale of assets	`GainLossOnSaleOfPropertyPlantEquipment`	$1.11M	USD	Annual
Gain on sale of assets	`GainLossOnSaleOfPropertyPlantEquipment`	$29.00K	USD	Annual
Gain on sale of assets	`GainLossOnSaleOfPropertyPlantEquipment`	$36.00K	USD	Annual
Asset impairments - note 7	`AssetImpairmentCharges`	$18.47M	USD	Annual
Asset impairments - note 7	`AssetImpairmentCharges`	$5.88M	USD	Annual
Total costs and expenses	`CostsAndExpenses`	$60.19M	USD	Annual
Total costs and expenses	`CostsAndExpenses`	$35.78M	USD	Annual
Total costs and expenses	`CostsAndExpenses`	$118.21M	USD	Annual
Operating loss	`OperatingIncomeLoss`	$-91.41M	USD	Annual
Operating loss	`OperatingIncomeLoss`	$-60.19M	USD	Annual
Operating loss	`OperatingIncomeLoss`	$-35.78M	USD	Annual
Interest income	`InvestmentIncomeInterest`	$228.00K	USD	Annual
Interest income	`InvestmentIncomeInterest`	$94.00K	USD	Annual
Interest income	`InvestmentIncomeInterest`	$112.00K	USD	Annual
Interest expense	`InterestExpenses`	$15.00K	USD	Annual
Interest expense	`InterestExpenses`	$-108.00K	USD	Annual
Litigation settlement - note 11	`LitigationSettlementExpense`	$3.83M	USD	Annual
Gain on sale of gold and silver bullion - note 5	`GainLossOnSaleOfInvestments`	$2.08M	USD	Annual
Gain on sale of gold and silver bullion - note 5	`GainLossOnSaleOfInvestments`	$3.08M	USD	Annual
Unrealized loss on silver bullion - note 5	`UnrealizedGainLossOnInvestments`	$-359.00K	USD	Annual
Unrealized loss on silver bullion - note 5	`UnrealizedGainLossOnInvestments`	$-3.39M	USD	Annual
(Loss) gain on sale of marketable equity securities - note 4	`MarketableSecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairments`	$19.00K	USD	Annual
(Loss) gain on sale of marketable equity securities - note 4	`MarketableSecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairments`	$-70.00K	USD	Annual
Other-than-temporary impairment on marketable equity securities - note 4	`OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities`	$1.99M	USD	Annual
Other-than-temporary impairment on marketable equity securities - note 4	`OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities`	$2.00M	USD	1 Quarter
Foreign currency (loss) gain	`ForeignCurrencyTransactionGainLossBeforeTax`	$-769.00K	USD	Annual
Foreign currency (loss) gain	`ForeignCurrencyTransactionGainLossBeforeTax`	$597.00K	USD	Annual
Foreign currency (loss) gain	`ForeignCurrencyTransactionGainLossBeforeTax`	$456.00K	USD	Annual
Total other (expense) income	`NonoperatingIncomeExpense`	$-2.49M	USD	Annual
Total other (expense) income	`NonoperatingIncomeExpense`	$694.00K	USD	Annual
Total other (expense) income	`NonoperatingIncomeExpense`	$-1.87M	USD	Annual
Loss before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$-35.09M	USD	Annual
Loss before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$-93.90M	USD	Annual
Loss before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$-62.05M	USD	Annual
Recovery of income taxes - note 10	`IncomeTaxExpenseBenefit`	$-27.24M	USD	Annual
Recovery of income taxes - note 10	`IncomeTaxExpenseBenefit`	$-180.00K	USD	Annual
Recovery of income taxes - note 10	`IncomeTaxExpenseBenefit`	$-2.00M	USD	Annual
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-33.09M	USD	Annual
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-23.68M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-13.15M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-16.30M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-10.70M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-20.36M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-2.65M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-66.65M	USD	Annual
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-61.87M	USD	Annual
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-17.35M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-6.87M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-26.29M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-8.17M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-7.35M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-8.73M	USD	1 Quarter
Reclassification of unrealized gain on marketable equity securities disposed of during the year	`OtherComprehensiveIncomeLossReclassificationAdjustmentRelatedToSaleOfSecuritiesAndWritedownOfSecuritiesIncludedInNetIncomeNetOfTax`	$1.00M	USD	Annual
Unrealized (loss) gain on available-for-sale securities, net of taxes	`OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent`	$-5.00K	USD	Annual
Unrealized (loss) gain on available-for-sale securities, net of taxes	`OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent`	$542.00K	USD	Annual
Unrealized (loss) gain on available-for-sale securities, net of taxes	`OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent`	$-1.55M	USD	Annual
Comprehensive loss	`ComprehensiveIncomeNetOfTax`	$-65.66M	USD	Annual
Comprehensive loss	`ComprehensiveIncomeNetOfTax`	$-63.42M	USD	Annual
Comprehensive loss	`ComprehensiveIncomeNetOfTax`	$-32.55M	USD	Annual
Net loss - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in dollars per share)	`EarningsPerShareBasicAndDiluted`	$-0.26	USD	Annual
Net loss - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in dollars per share)	`EarningsPerShareBasicAndDiluted`	$-0.42	USD	Annual
Net loss - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in dollars per share)	`EarningsPerShareBasicAndDiluted`	$-0.08	USD	1 Quarter
Net loss - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in dollars per share)	`EarningsPerShareBasicAndDiluted`	$-0.01	USD	1 Quarter
Net loss - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in dollars per share)	`EarningsPerShareBasicAndDiluted`	$-0.06	USD	1 Quarter
Net loss - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in dollars per share)	`EarningsPerShareBasicAndDiluted`	$-0.07	USD	1 Quarter
Net loss - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in dollars per share)	`EarningsPerShareBasicAndDiluted`	$-0.25	USD	Annual
Net loss - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in dollars per share)	`EarningsPerShareBasicAndDiluted`	$-0.05	USD	1 Quarter
Net loss - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in dollars per share)	`EarningsPerShareBasicAndDiluted`	$-0.11	USD	1 Quarter
Net loss - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in dollars per share)	`EarningsPerShareBasicAndDiluted`	$-0.10	USD	1 Quarter
Net loss - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in dollars per share)	`EarningsPerShareBasicAndDiluted`	$-0.16	USD	1 Quarter
Net loss - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in dollars per share)	`EarningsPerShareBasicAndDiluted`	$-0.07	USD	1 Quarter
Net loss - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in dollars per share)	`EarningsPerShareBasicAndDiluted`	$-0.08	USD	1 Quarter
Net loss - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in dollars per share)	`EarningsPerShareBasicAndDiluted`	$-0.06	USD	1 Quarter
Net loss - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in dollars per share)	`EarningsPerShareBasicAndDiluted`	$-0.05	USD	1 Quarter
Weighted average shares outstanding - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in shares)	`WeightedAverageNumberOfShareOutstandingBasicAndDiluted`	139.56M	shares	1 Quarter
Weighted average shares outstanding - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in shares)	`WeightedAverageNumberOfShareOutstandingBasicAndDiluted`	150.29M	shares	1 Quarter
Weighted average shares outstanding - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in shares)	`WeightedAverageNumberOfShareOutstandingBasicAndDiluted`	244.64M	shares	1 Quarter
Weighted average shares outstanding - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in shares)	`WeightedAverageNumberOfShareOutstandingBasicAndDiluted`	274.30M	shares	1 Quarter
Weighted average shares outstanding - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in shares)	`WeightedAverageNumberOfShareOutstandingBasicAndDiluted`	150.40M	shares	1 Quarter
Weighted average shares outstanding - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in shares)	`WeightedAverageNumberOfShareOutstandingBasicAndDiluted`	147.69M	shares	Annual
Weighted average shares outstanding - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in shares)	`WeightedAverageNumberOfShareOutstandingBasicAndDiluted`	279.02M	shares	1 Quarter
Weighted average shares outstanding - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in shares)	`WeightedAverageNumberOfShareOutstandingBasicAndDiluted`	261.22M	shares	Annual
Weighted average shares outstanding - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in shares)	`WeightedAverageNumberOfShareOutstandingBasicAndDiluted`	132.56M	shares	1 Quarter
Weighted average shares outstanding - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in shares)	`WeightedAverageNumberOfShareOutstandingBasicAndDiluted`	147.69M	shares	1 Quarter
Weighted average shares outstanding - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in shares)	`WeightedAverageNumberOfShareOutstandingBasicAndDiluted`	150.37M	shares	1 Quarter
Weighted average shares outstanding - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in shares)	`WeightedAverageNumberOfShareOutstandingBasicAndDiluted`	278.65M	shares	1 Quarter
Weighted average shares outstanding - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in shares)	`WeightedAverageNumberOfShareOutstandingBasicAndDiluted`	132.54M	shares	1 Quarter
Weighted average shares outstanding - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in shares)	`WeightedAverageNumberOfShareOutstandingBasicAndDiluted`	132.63M	shares	Annual
Weighted average shares outstanding - basic and diluted (2011 and 2010 - as adjusted) - note 13 (in shares)	`WeightedAverageNumberOfShareOutstandingBasicAndDiluted`	132.64M	shares	1 Quarter

Cash Flow Statement 116 line items

Line Item	Tag	Value	Unit	Period
Cash paid to suppliers and employees	`PaymentsToSuppliersAndEmployees`	$26.03M	USD	Annual
Cash paid to suppliers and employees	`PaymentsToSuppliersAndEmployees`	$59.09M	USD	Annual
Cash paid to suppliers and employees	`PaymentsToSuppliersAndEmployees`	$87.06M	USD	Annual
Cash received from gold and silver sales	`ProceedsFromCustomers`	$5.56M	USD	Annual
Dividend received	`ProceedsFromDividendsReceived`	$9.77M	USD	Annual
Interest received	`ProceedsFromInterestReceived`	$228.00K	USD	Annual
Interest received	`ProceedsFromInterestReceived`	$94.00K	USD	Annual
Interest received	`ProceedsFromInterestReceived`	$112.00K	USD	Annual
Cash used in operating activities	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$-71.51M	USD	Annual
Cash used in operating activities	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$-25.92M	USD	Annual
Cash used in operating activities	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$-58.99M	USD	Annual
Cash and short-term investments received from acquisition of Minera Andes Inc.	`CashAcquiredFromAcquisition`	$36.34M	USD	Annual
Short-term investments (net)	`ProceedsFromSaleOfShortTermInvestments`	$12.95M	USD	Annual
Short-term investments (net)	`ProceedsFromSaleOfShortTermInvestments`	$-3.93M	USD	Annual
Short-term investments (net)	`ProceedsFromSaleOfShortTermInvestments`	$3.93M	USD	Annual
Acquisition of mineral property interests	`PaymentsToAcquireMiningAssets`	$712.00K	USD	Annual
Acquisition of mineral property interests	`PaymentsToAcquireMiningAssets`	$10.06M	USD	Annual
Acquisition of mineral property interests	`PaymentsToAcquireMiningAssets`	$1.30M	USD	Annual
Additions to property and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$7.97M	USD	Annual
Additions to property and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$1.88M	USD	Annual
Additions to property and equipment	`PaymentsToAcquirePropertyPlantAndEquipment`	$1.98M	USD	Annual
Proceeds from disposal of property and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$51.00K	USD	Annual
Proceeds from disposal of property and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$49.00K	USD	Annual
Proceeds from disposal of property and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$3.14M	USD	Annual
Investment in gold and silver bullion	`PaymentsToAcquireInvestments`	$1.81M	USD	Annual
Investment in gold and silver bullion	`PaymentsToAcquireInvestments`	$31.30M	USD	Annual
Proceeds from sale of gold and silver bullion	`ProceedsFromSaleOfOtherInvestments`	$11.74M	USD	Annual
Proceeds from sale of gold and silver bullion	`ProceedsFromSaleOfOtherInvestments`	$23.84M	USD	Annual
Investment in marketable equity securities	`PaymentsToAcquireMarketableSecurities`	$4.02M	USD	Annual
Investment in marketable equity securities	`PaymentsToAcquireMarketableSecurities`	$284.00K	USD	Annual
Proceeds from sale of marketable equity securities	`ProceedsFromSaleOfAvailableForSaleSecuritiesEquity`	$1.85M	USD	Annual
Proceeds from sale of marketable equity securities	`ProceedsFromSaleOfAvailableForSaleSecuritiesEquity`	$409.00K	USD	Annual
Increase (decrease) in restricted investments securing reclamation	`IncreaseDecreaseInRestrictedCash`	$413.00K	USD	Annual
Increase (decrease) in restricted investments securing reclamation	`IncreaseDecreaseInRestrictedCash`	$-6.00K	USD	Annual
Cash provided (used in) by investing activities	`NetCashProvidedByUsedInInvestingActivitiesContinuingOperations`	$65.07M	USD	Annual
Cash provided (used in) by investing activities	`NetCashProvidedByUsedInInvestingActivitiesContinuingOperations`	$3.88M	USD	Annual
Cash provided (used in) by investing activities	`NetCashProvidedByUsedInInvestingActivitiesContinuingOperations`	$-40.32M	USD	Annual
Sale of common stock for cash, net of issuance costs	`ProceedsFromIssuanceOfCommonStock`	$105.40M	USD	Point-in-time
Sale of common stock for cash, net of issuance costs	`ProceedsFromIssuanceOfCommonStock`	$60.42M	USD	Annual
Sale of common stock for cash, net of issuance costs	`ProceedsFromIssuanceOfCommonStock`	$105.42M	USD	Annual
Exercise of stock options	`ProceedsFromStockOptionsExercised`	$809.00K	USD	Annual
Exercise of stock options	`ProceedsFromStockOptionsExercised`	$3.88M	USD	Annual
Exercise of stock options	`ProceedsFromStockOptionsExercised`	$773.00K	USD	Annual
Cash provided by financing activities	`NetCashProvidedByUsedInFinancingActivitiesContinuingOperations`	$809.00K	USD	Annual
Cash provided by financing activities	`NetCashProvidedByUsedInFinancingActivitiesContinuingOperations`	$106.19M	USD	Annual
Cash provided by financing activities	`NetCashProvidedByUsedInFinancingActivitiesContinuingOperations`	$64.30M	USD	Annual
Effect of exchange rate change on cash and cash equivalents	`EffectOfExchangeRateOnCashAndCashEquivalentsContinuingOperations`	$-279.00K	USD	Annual
Effect of exchange rate change on cash and cash equivalents	`EffectOfExchangeRateOnCashAndCashEquivalentsContinuingOperations`	$-366.00K	USD	Annual
Effect of exchange rate change on cash and cash equivalents	`EffectOfExchangeRateOnCashAndCashEquivalentsContinuingOperations`	$357.00K	USD	Annual
Increase (decrease) in cash and cash equivalents	`NetCashProvidedByUsedInContinuingOperations`	$-20.87M	USD	Annual
Increase (decrease) in cash and cash equivalents	`NetCashProvidedByUsedInContinuingOperations`	$57.51M	USD	Annual
Increase (decrease) in cash and cash equivalents	`NetCashProvidedByUsedInContinuingOperations`	$6.60M	USD	Annual
Cash and cash equivalents, beginning of year	`CashAndCashEquivalentsAtCarryingValue`	$70.92M	USD	Point-in-time
Cash and cash equivalents, beginning of year	`CashAndCashEquivalentsAtCarryingValue`	$6.82M	USD	Point-in-time
Cash and cash equivalents, beginning of year	`CashAndCashEquivalentsAtCarryingValue`	$27.69M	USD	Point-in-time
Cash and cash equivalents, beginning of year	`CashAndCashEquivalentsAtCarryingValue`	$13.42M	USD	Point-in-time
Cash and cash equivalents, end of year	`CashAndCashEquivalentsAtCarryingValue`	$70.92M	USD	Point-in-time
Cash and cash equivalents, end of year	`CashAndCashEquivalentsAtCarryingValue`	$6.82M	USD	Point-in-time
Cash and cash equivalents, end of year	`CashAndCashEquivalentsAtCarryingValue`	$27.69M	USD	Point-in-time
Cash and cash equivalents, end of year	`CashAndCashEquivalentsAtCarryingValue`	$13.42M	USD	Point-in-time
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-33.09M	USD	Annual
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-23.68M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-13.15M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-16.30M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-10.70M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-20.36M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-2.65M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-66.65M	USD	Annual
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-61.87M	USD	Annual
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-17.35M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-6.87M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-26.29M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-8.17M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-7.35M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-8.73M	USD	1 Quarter
Income on investment in Minera Santa Cruz S.A. (net of amortization)	`IncomeLossFromEquityMethodInvestments`	$20.84M	USD	Annual
Asset impairments	`AssetImpairmentCharges`	$18.47M	USD	Annual
Asset impairments	`AssetImpairmentCharges`	$5.88M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-2.00M	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-180.00K	USD	Annual
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$-27.24M	USD	Annual
Litigation settlement	`LitigationSettlementExpense`	$3.83M	USD	Annual
Gain on sale of gold and silver bullion	`GainLossOnSaleOfInvestments`	$2.08M	USD	Annual
Gain on sale of gold and silver bullion	`GainLossOnSaleOfInvestments`	$3.08M	USD	Annual
Unrealized loss on silver bullion	`UnrealizedGainLossOnInvestments`	$-359.00K	USD	Annual
Unrealized loss on silver bullion	`UnrealizedGainLossOnInvestments`	$-3.39M	USD	Annual
Other-than-temporary impairment on marketable equity securities	`OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities`	$1.99M	USD	Annual
Other-than-temporary impairment on marketable equity securities	`OtherThanTemporaryImpairmentLossesInvestmentsAvailableforsaleSecurities`	$2.00M	USD	1 Quarter
Loss (gain) on sale of marketable equity securities	`MarketableSecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairments`	$19.00K	USD	Annual
Loss (gain) on sale of marketable equity securities	`MarketableSecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairments`	$-70.00K	USD	Annual
Gain on sale of assets	`GainLossOnSaleOfPropertyPlantEquipment`	$1.11M	USD	Annual
Gain on sale of assets	`GainLossOnSaleOfPropertyPlantEquipment`	$29.00K	USD	Annual
Gain on sale of assets	`GainLossOnSaleOfPropertyPlantEquipment`	$36.00K	USD	Annual
Stock-based compensation	`StockOptionPlanExpense`	$3.40M	USD	Annual
Stock-based compensation	`StockOptionPlanExpense`	$1.59M	USD	Annual
Stock-based compensation	`StockOptionPlanExpense`	$2.67M	USD	Annual
Accretion of asset retirement obligation	`AssetRetirementObligationAccretionExpense`	$524.00K	USD	Annual
Accretion of asset retirement obligation	`AssetRetirementObligationAccretionExpense`	$447.00K	USD	Annual
Accretion of asset retirement obligation	`AssetRetirementObligationAccretionExpense`	$515.00K	USD	Annual
Depreciation	`DepreciationDepletionAndAmortization`	$1.03M	USD	Annual
Depreciation	`DepreciationDepletionAndAmortization`	$577.00K	USD	Annual
Depreciation	`DepreciationDepletionAndAmortization`	$454.00K	USD	Annual
Foreign exchange loss (gain)	`ForeignCurrencyTransactionGainLossUnrealized`	$-366.00K	USD	Annual
Foreign exchange loss (gain)	`ForeignCurrencyTransactionGainLossUnrealized`	$-279.00K	USD	Annual
Foreign exchange loss (gain)	`ForeignCurrencyTransactionGainLossUnrealized`	$357.00K	USD	Annual
Other operating adjustments and write-downs	`OtherNoncashIncomeExpense`	$-82.00K	USD	Annual
Increase in other assets related to operations	`IncreaseDecreaseInOtherOperatingAssets`	$292.00K	USD	Annual
Increase in other assets related to operations	`IncreaseDecreaseInOtherOperatingAssets`	$2.17M	USD	Annual
Increase in other assets related to operations	`IncreaseDecreaseInOtherOperatingAssets`	$5.04M	USD	Annual
Dividend receivable obtained from acquisition of Minera Andes Inc.	`NoncashOrPartNoncashAcquisitionOtherAssetsAcquired1`	$9.36M	USD	Annual
Increase in liabilities related to operations	`IncreaseDecreaseInOperatingLiabilities`	$2.70M	USD	Annual
Increase in liabilities related to operations	`IncreaseDecreaseInOperatingLiabilities`	$10.25M	USD	Annual
Increase in liabilities related to operations	`IncreaseDecreaseInOperatingLiabilities`	$1.40M	USD	Annual
Cash used in operating activities	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$-71.51M	USD	Annual
Cash used in operating activities	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$-25.92M	USD	Annual
Cash used in operating activities	`NetCashProvidedByUsedInOperatingActivitiesContinuingOperations`	$-58.99M	USD	Annual

Stockholders Equity 54 line items

Line Item	Tag	Value	Unit	Period
Balance	`StockholdersEquity`	$219.30M	USD	Point-in-time
Balance	`StockholdersEquity`	$889.59M	USD	Point-in-time
Balance	`StockholdersEquity`	$173.28M	USD	Point-in-time
Balance	`StockholdersEquity`	$203.23M	USD	Point-in-time
Stock-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$3.40M	USD	Annual
Stock-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$1.59M	USD	Annual
Stock-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$2.67M	USD	Annual
Issuance of exchangeable shares to acquire Minera Andes Inc.	`ExchangeableStockIssuedDuringPeriodValueAcquisitions`	$664.67M	USD	Annual
Issuance of exchangeable shares to acquire Minera Andes Inc. (in shares)	`ExchangeableStockIssuedDuringPeriodSharesAcquisitions`	7.80M	shares	Annual
Assumption of stock options in connection with the acquisition of Minera Andes Inc.	`StockIssuedDuringPeriodValueStockOptionsAssumedInAcquisitionOfBusiness`	$3.17M	USD	Annual
Sale of shares for cash, net of issuance costs	`StockIssuedDuringPeriodValueNewIssues`	$43.05M	USD	Annual
Sale of shares for cash, net of issuance costs	`StockIssuedDuringPeriodValueNewIssues`	$105.42M	USD	Annual
Sale of shares for cash, net of issuance costs (in shares)	`StockIssuedDuringPeriodSharesNewIssues`	19.55M	shares	Annual
Sale of shares for cash, net of issuance costs (in shares)	`StockIssuedDuringPeriodSharesNewIssues`	17.25M	shares	Point-in-time
Sale of exchangeable shares for cash, net of issuance costs	`ExchangeableStockIssuedDuringPeriodValueNewIssues`	$17.37M	USD	Annual
Sale of exchangeable shares for cash, net of issuance costs (in shares)	`ExchangeableStockIssuedDuringPeriodSharesNewIssues`	7.80M	shares	Annual
Exercise of stock options	`StockIssuedDuringPeriodValueStockOptionsExercised`	$819.00K	USD	Annual
Exercise of stock options	`StockIssuedDuringPeriodValueStockOptionsExercised`	$201.00K	USD	Annual
Exercise of stock options	`StockIssuedDuringPeriodValueStockOptionsExercised`	$412.00K	USD	Annual
Exercise of stock options (in shares)	`StockIssuedDuringPeriodSharesStockOptionsExercised`	445,000.00	shares	Annual
Exercise of stock options (in shares)	`StockIssuedDuringPeriodSharesStockOptionsExercised`	163,000.00	shares	Annual
Exercise of stock options (in shares)	`StockIssuedDuringPeriodSharesStockOptionsExercised`	109,000.00	shares	Annual
Exercise of stock options assumed from 2007 acquisition and Minera Andes Inc. acquisition	`StockIssuedDuringPeriodValueAcquisitions`	$361.00K	USD	Annual
Exercise of stock options assumed from 2007 acquisition and Minera Andes Inc. acquisition	`StockIssuedDuringPeriodValueAcquisitions`	$3.07M	USD	Annual
Exercise of stock options assumed from 2007 acquisition and Minera Andes Inc. acquisition	`StockIssuedDuringPeriodValueAcquisitions`	$608.00K	USD	Annual
Shares issued for Mexico mining concessions	`StockIssuedDuringPeriodValuePurchaseOfAssets`	$199.00K	USD	Annual
Shares issued for Mexico mining concessions	`StockIssuedDuringPeriodValuePurchaseOfAssets`	$583.00K	USD	Annual
Shares issued for Mexico mining concessions	`StockIssuedDuringPeriodValuePurchaseOfAssets`	$391.00K	USD	Annual
Shares issued for Mexico mining concessions (in shares)	`StockIssuedDuringPeriodSharesPurchaseOfAssets`	84,000.00	shares	Annual
Shares issued for Mexico mining concessions (in shares)	`StockIssuedDuringPeriodSharesPurchaseOfAssets`	83,000.00	shares	Annual
Unrealized (loss) gain on marketable equity securities, net of taxes	`OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent`	$-5.00K	USD	Annual
Unrealized (loss) gain on marketable equity securities, net of taxes	`OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent`	$542.00K	USD	Annual
Unrealized (loss) gain on marketable equity securities, net of taxes	`OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent`	$-1.55M	USD	Annual
Reclassification of unrealized loss on marketable equity securities disposed of during the year, net of tax	`OtherComprehensiveIncomeLossReclassificationAdjustmentForSaleOfSecuritiesIncludedInNetIncomeNetOfTax`	$-993.00K	USD	Annual
Other-than-temporary impairment on marketable equity securities	`OtherComprehensiveIncomeLossReclassificationAdjustmentForWritedownOfSecuritiesIncludedInNetIncomeNetOfTax`	$1.99M	USD	Annual
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-33.09M	USD	Annual
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-23.68M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-13.15M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-16.30M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-10.70M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-20.36M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-2.65M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-66.65M	USD	Annual
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-61.87M	USD	Annual
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-17.35M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-6.87M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-26.29M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-8.17M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-7.35M	USD	1 Quarter
Net loss	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-8.73M	USD	1 Quarter
Balance	`StockholdersEquity`	$219.30M	USD	Point-in-time
Balance	`StockholdersEquity`	$889.59M	USD	Point-in-time
Balance	`StockholdersEquity`	$173.28M	USD	Point-in-time
Balance	`StockholdersEquity`	$203.23M	USD	Point-in-time

Data is extracted from SEC EDGAR XBRL filings. Values shown are as reported in the filing.