10-Q Filing

HECLA MINING CO/DE/ CIK: 719413 Q3 2021

Filing Information

Form Type	10-Q
Accession Number	`0001437749-21-025360`
Period End Date	20210930
Filing Date	20211105
Fiscal Year	2021
Fiscal Period	Q3
XBRL Instance	hl20210930_10q_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 117 Income Statement 250 Cash Flow Statement 121 Stockholders Equity 79

Balance Sheet 117 line items

Line Item	Tag	Value	Unit	Period
Preferred stock, shares authorized (in shares)	`PreferredStockSharesAuthorized`	5.00M	shares	Point-in-time
Preferred stock, shares authorized (in shares)	`PreferredStockSharesAuthorized`	5.00M	shares	Point-in-time
Series B preferred stock, par value (in dollars per share)	`PreferredStockParOrStatedValuePerShare`	$0.25	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$129.83M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$190.90M	USD	Point-in-time
Series B preferred stock, par value (in dollars per share)	`PreferredStockParOrStatedValuePerShare`	$0.25	USD	Point-in-time
Series B preferred stock, shares issued (in shares)	`PreferredStockSharesIssued`	157,816.00	shares	Point-in-time
Series B preferred stock, shares issued (in shares)	`PreferredStockSharesIssued`	157,816.00	shares	Point-in-time
Trade	`AccountsReceivableNetCurrent`	$27.86M	USD	Point-in-time
Trade	`AccountsReceivableNetCurrent`	$32.82M	USD	Point-in-time
Series B preferred stock, shares outstanding (in shares)	`PreferredStockSharesOutstanding`	157,816.00	shares	Point-in-time
Series B preferred stock, shares outstanding (in shares)	`PreferredStockSharesOutstanding`	157,816.00	shares	Point-in-time
Series B preferred stock, liquidation preference	`PreferredStockLiquidationPreferenceValue`	$7.89M	USD	Point-in-time
Other, net	`OtherReceivables`	$11.33M	USD	Point-in-time
Series B preferred stock, liquidation preference	`PreferredStockLiquidationPreferenceValue`	$7.89M	USD	Point-in-time
Other, net	`OtherReceivables`	$10.15M	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.25	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.25	USD	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	750.00M	shares	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	750.00M	shares	Point-in-time
Concentrates, dore, and stockpiled ore	`InventoryFinishedGoods`	$17.59M	USD	Point-in-time
Concentrates, dore, and stockpiled ore	`InventoryFinishedGoods`	$57.57M	USD	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssuedLessTreasuryShares`	545.37M	shares	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssuedLessTreasuryShares`	538.49M	shares	Point-in-time
Materials and supplies	`OtherInventorySupplies`	$38.61M	USD	Point-in-time
Materials and supplies	`OtherInventorySupplies`	$40.84M	USD	Point-in-time
Derivative assets	`DerivativeAssetsCurrent`	$3.47M	USD	Point-in-time
Treasury stock, shares (in shares)	`TreasuryStockShares`	7.40M	shares	Point-in-time
Derivative assets	`DerivativeAssetsCurrent`	$5.22M	USD	Point-in-time
Treasury stock, shares (in shares)	`TreasuryStockShares`	6.82M	shares	Point-in-time
Other current assets	`OtherAssetsCurrent`	$12.74M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$15.64M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$284.31M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$178.84M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$310.28M	USD	Point-in-time
Investments	`LongTermInvestments`	$15.15M	USD	Point-in-time
Investments	`LongTermInvestments`	$8.03M	USD	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalentsNoncurrent`	$1.05M	USD	Point-in-time
Restricted cash	`RestrictedCashAndCashEquivalentsNoncurrent`	$1.05M	USD	Point-in-time
Properties, plants, equipment and mineral interests, net	`PropertyPlantAndEquipmentNet`	$2.38B	USD	Point-in-time
Properties, plants, equipment and mineral interests, net	`PropertyPlantAndEquipmentNet`	$2.45B	USD	Point-in-time
Properties, plants, equipment and mineral interests, net	`PropertyPlantAndEquipmentNet`	$2.33B	USD	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$8.20M	USD	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$10.63M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxAssetsNet`	$2.91M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxAssetsNet`	$5.58M	USD	Point-in-time
Non-current derivatives assets	`DerivativeAssetsNoncurrent`	$6.75M	USD	Point-in-time
Non-current derivatives assets	`DerivativeAssetsNoncurrent`	$4.56M	USD	Point-in-time
Other non-current assets and deferred charges	`OtherAssetsNoncurrent`	$3.52M	USD	Point-in-time
Other non-current assets and deferred charges	`OtherAssetsNoncurrent`	$3.51M	USD	Point-in-time
Total assets	`Assets`	$2.70B	USD	Point-in-time
Total assets	`Assets`	$2.66B	USD	Point-in-time
Total assets	`Assets`	$2.67B	USD	Point-in-time
Accounts payable and accrued liabilities	`AccountsPayableAndAccruedLiabilitiesCurrent`	$68.52M	USD	Point-in-time
Accounts payable and accrued liabilities	`AccountsPayableAndAccruedLiabilitiesCurrent`	$62.57M	USD	Point-in-time
Accrued payroll and related benefits	`EmployeeRelatedLiabilitiesCurrent`	$26.49M	USD	Point-in-time
Accrued payroll and related benefits	`EmployeeRelatedLiabilitiesCurrent`	$31.81M	USD	Point-in-time
Accrued taxes	`TaxesPayableCurrent`	$8.56M	USD	Point-in-time
Accrued taxes	`TaxesPayableCurrent`	$5.77M	USD	Point-in-time
Finance leases	`FinanceLeaseLiabilityCurrent`	$5.64M	USD	Point-in-time
Finance leases	`FinanceLeaseLiabilityCurrent`	$6.49M	USD	Point-in-time
Operating leases	`OperatingLeaseLiabilityCurrent`	$2.38M	USD	Point-in-time
Operating leases	`OperatingLeaseLiabilityCurrent`	$3.01M	USD	Point-in-time
Accrued reclamation and closure costs	`AccruedReclamationCostsCurrent`	$5.58M	USD	Point-in-time
Accrued reclamation and closure costs	`AccruedReclamationCostsCurrent`	$11.04M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$14.16M	USD	Point-in-time
Accrued interest	`InterestPayableCurrent`	$5.22M	USD	Point-in-time
Current derivatives liability	`DerivativeLiabilitiesCurrent`	$4.18M	USD	Point-in-time
Current derivatives liability	`DerivativeLiabilitiesCurrent`	$11.74M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$138.00K	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$103.00K	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$126.18M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$147.21M	USD	Point-in-time
Finance leases	`FinanceLeaseLiabilityNoncurrent`	$8.54M	USD	Point-in-time
Finance leases	`FinanceLeaseLiabilityNoncurrent`	$9.27M	USD	Point-in-time
Operating leases	`OperatingLeaseLiabilityNoncurrent`	$7.63M	USD	Point-in-time
Operating leases	`OperatingLeaseLiabilityNoncurrent`	$5.82M	USD	Point-in-time
Accrued reclamation and closure costs	`MineReclamationAndClosingLiabilityNoncurrent`	$108.67M	USD	Point-in-time
Accrued reclamation and closure costs	`MineReclamationAndClosingLiabilityNoncurrent`	$110.47M	USD	Point-in-time
Long-term debt	`LongTermLineOfCredit`	$507.71M	USD	Point-in-time
Long-term debt	`LongTermLineOfCredit`	$507.24M	USD	Point-in-time
Deferred tax liability	`DeferredIncomeTaxLiabilitiesNet`	$156.09M	USD	Point-in-time
Deferred tax liability	`DeferredIncomeTaxLiabilitiesNet`	$142.75M	USD	Point-in-time
Deferred tax liability	`DeferredIncomeTaxLiabilitiesNet`	$157.64M	USD	Point-in-time
Pension liability	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$44.14M	USD	Point-in-time
Pension liability	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$26.23M	USD	Point-in-time
Derivatives liabilities	`DerivativeLiabilitiesNoncurrent`	$752.00K	USD	Point-in-time
Derivatives liabilities	`DerivativeLiabilitiesNoncurrent`	$18.00K	USD	Point-in-time
Other non-current liabilities	`OtherLiabilitiesNoncurrent`	$4.35M	USD	Point-in-time
Other non-current liabilities	`OtherLiabilitiesNoncurrent`	$4.79M	USD	Point-in-time
Total liabilities	`Liabilities`	$931.44M	USD	Point-in-time
Total liabilities	`Liabilities`	$964.24M	USD	Point-in-time
Total liabilities	`Liabilities`	$986.42M	USD	Point-in-time
Commitments and contingencies (Notes 5, 8, 9, and 11)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and contingencies (Notes 5, 8, 9, and 11)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Preferred stock, 5,000,000 shares authorized: Series B preferred stock, $0.25 par value, 157,816 shares issued and outstanding, liquidation preference $7,891	`PreferredStockValue`	$39.00K	USD	Point-in-time
Preferred stock, 5,000,000 shares authorized: Series B preferred stock, $0.25 par value, 157,816 shares issued and outstanding, liquidation preference $7,891	`PreferredStockValue`	$39.00K	USD	Point-in-time
Common stock, $0.25 par value, 750,000,000 authorized shares; issued September 30, 2021 545,371,827 shares and December 31, 2020 538,487,415 shares	`CommonStockValue`	$136.35M	USD	Point-in-time
Common stock, $0.25 par value, 750,000,000 authorized shares; issued September 30, 2021 545,371,827 shares and December 31, 2020 538,487,415 shares	`CommonStockValue`	$134.63M	USD	Point-in-time
Capital surplus	`AdditionalPaidInCapital`	$2.00B	USD	Point-in-time
Capital surplus	`AdditionalPaidInCapital`	$2.03B	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-362.02M	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-349.22M	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-368.07M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-32.89M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-35.70M	USD	Point-in-time
Less treasury stock, at cost; September 30, 2021 7,395,295 and December 31, 2020 6,821,044 shares issued and held in treasury	`TreasuryStockValue`	$23.50M	USD	Point-in-time
Less treasury stock, at cost; September 30, 2021 7,395,295 and December 31, 2020 6,821,044 shares issued and held in treasury	`TreasuryStockValue`	$28.02M	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$1.70B	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$1.74B	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$1.75B	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$1.67B	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$1.71B	USD	Point-in-time
Total shareholders equity	`StockholdersEquity`	$1.70B	USD	Point-in-time
Total liabilities and shareholders equity	`LiabilitiesAndStockholdersEquity`	$2.67B	USD	Point-in-time
Total liabilities and shareholders equity	`LiabilitiesAndStockholdersEquity`	$2.66B	USD	Point-in-time
Total liabilities and shareholders equity	`LiabilitiesAndStockholdersEquity`	$2.70B	USD	Point-in-time

Income Statement 250 line items

Line Item	Tag	Value	Unit	Period
Sales of products	`RevenueFromContractWithCustomerIncludingAssessedTax`	$622.39M	USD	3 Qtrs
Sales of products	`RevenueFromContractWithCustomerIncludingAssessedTax`	$193.56M	USD	1 Quarter
Sales of products	`RevenueFromContractWithCustomerIncludingAssessedTax`	$502.98M	USD	3 Qtrs
Sales of products	`RevenueFromContractWithCustomerIncludingAssessedTax`	$199.70M	USD	1 Quarter
Cost of sales and other direct production costs	`CostOfGoodsSoldBeforeDepreciationDepletionAndAmortization`	$103.03M	USD	1 Quarter
Cost of sales and other direct production costs	`CostOfGoodsSoldBeforeDepreciationDepletionAndAmortization`	$280.30M	USD	3 Qtrs
Cost of sales and other direct production costs	`CostOfGoodsSoldBeforeDepreciationDepletionAndAmortization`	$91.56M	USD	1 Quarter
Cost of sales and other direct production costs	`CostOfGoodsSoldBeforeDepreciationDepletionAndAmortization`	$112.54M	USD	1 Quarter
Cost of sales and other direct production costs	`CostOfGoodsSoldBeforeDepreciationDepletionAndAmortization`	$447.99M	USD	Annual
Cost of sales and other direct production costs	`CostOfGoodsSoldBeforeDepreciationDepletionAndAmortization`	$85.72M	USD	1 Quarter
Cost of sales and other direct production costs	`CostOfGoodsSoldBeforeDepreciationDepletionAndAmortization`	$177.28M	USD	2 Qtrs
Cost of sales and other direct production costs	`CostOfGoodsSoldBeforeDepreciationDepletionAndAmortization`	$382.66M	USD	Annual
Cost of sales and other direct production costs	`CostOfGoodsSoldBeforeDepreciationDepletionAndAmortization`	$318.92M	USD	3 Qtrs
Cost of sales and other direct production costs	`CostOfGoodsSoldBeforeDepreciationDepletionAndAmortization`	$352.15M	USD	Annual
Depreciation, depletion and amortization	`CostDepreciationAmortizationAndDepletion`	$36.69M	USD	1 Quarter
Depreciation, depletion and amortization	`CostDepreciationAmortizationAndDepletion`	$92.47M	USD	2 Qtrs
Depreciation, depletion and amortization	`CostDepreciationAmortizationAndDepletion`	$46.74M	USD	1 Quarter
Depreciation, depletion and amortization	`CostDepreciationAmortizationAndDepletion`	$131.82M	USD	Annual
Depreciation, depletion and amortization	`CostDepreciationAmortizationAndDepletion`	$191.45M	USD	Annual
Depreciation, depletion and amortization	`CostDepreciationAmortizationAndDepletion`	$112.49M	USD	3 Qtrs
Depreciation, depletion and amortization	`CostDepreciationAmortizationAndDepletion`	$45.73M	USD	1 Quarter
Depreciation, depletion and amortization	`CostDepreciationAmortizationAndDepletion`	$45.79M	USD	1 Quarter
Depreciation, depletion and amortization	`CostDepreciationAmortizationAndDepletion`	$138.92M	USD	3 Qtrs
Depreciation, depletion and amortization	`CostDepreciationAmortizationAndDepletion`	$37.81M	USD	1 Quarter
Depreciation, depletion and amortization	`CostDepreciationAmortizationAndDepletion`	$74.50M	USD	2 Qtrs
Depreciation, depletion and amortization	`CostDepreciationAmortizationAndDepletion`	$148.11M	USD	Annual
Depreciation, depletion and amortization	`CostDepreciationAmortizationAndDepletion`	$37.99M	USD	1 Quarter
Total cost of sales	`CostOfGoodsAndServicesSold`	$530.77M	USD	Annual
Total cost of sales	`CostOfGoodsAndServicesSold`	$158.33M	USD	1 Quarter
Total cost of sales	`CostOfGoodsAndServicesSold`	$251.78M	USD	2 Qtrs
Total cost of sales	`CostOfGoodsAndServicesSold`	$639.44M	USD	Annual
Total cost of sales	`CostOfGoodsAndServicesSold`	$299.50M	USD	2 Qtrs
Total cost of sales	`CostOfGoodsAndServicesSold`	$128.25M	USD	1 Quarter
Total cost of sales	`CostOfGoodsAndServicesSold`	$483.97M	USD	Annual
Total cost of sales	`CostOfGoodsAndServicesSold`	$143.45M	USD	1 Quarter
Total cost of sales	`CostOfGoodsAndServicesSold`	$156.05M	USD	1 Quarter
Total cost of sales	`CostOfGoodsAndServicesSold`	$123.53M	USD	1 Quarter
Total cost of sales	`CostOfGoodsAndServicesSold`	$457.83M	USD	3 Qtrs
Total cost of sales	`CostOfGoodsAndServicesSold`	$392.80M	USD	3 Qtrs
Total cost of sales	`CostOfGoodsAndServicesSold`	$141.01M	USD	1 Quarter
Gross profit	`GrossProfit`	$110.19M	USD	3 Qtrs
Gross profit	`GrossProfit`	$161.10M	USD	Annual
Gross profit	`GrossProfit`	$67.40M	USD	1 Quarter
Gross profit	`GrossProfit`	$35.23M	USD	1 Quarter
Gross profit	`GrossProfit`	$61.93M	USD	1 Quarter
Gross profit	`GrossProfit`	$51.50M	USD	2 Qtrs
Gross profit	`GrossProfit`	$38.11M	USD	1 Quarter
Gross profit	`GrossProfit`	$164.56M	USD	3 Qtrs
Gross profit	`GrossProfit`	$75.03M	USD	Annual
Gross profit	`GrossProfit`	$13.39M	USD	1 Quarter
Gross profit	`GrossProfit`	$33.83M	USD	Annual
Gross profit	`GrossProfit`	$129.33M	USD	2 Qtrs
Gross profit	`GrossProfit`	$58.69M	USD	1 Quarter
General and administrative	`GeneralAndAdministrativeExpense`	$11.71M	USD	1 Quarter
General and administrative	`GeneralAndAdministrativeExpense`	$27.98M	USD	3 Qtrs
General and administrative	`GeneralAndAdministrativeExpense`	$27.63M	USD	3 Qtrs
General and administrative	`GeneralAndAdministrativeExpense`	$8.87M	USD	1 Quarter
Exploration	`Exploration`	$13.68M	USD	1 Quarter
Exploration	`Exploration`	$27.99M	USD	3 Qtrs
Exploration	`Exploration`	$7.90M	USD	3 Qtrs
Exploration	`Exploration`	$3.41M	USD	1 Quarter
Pre-development	`Predevelopment`	$759.00K	USD	1 Quarter
Pre-development	`Predevelopment`	$1.86M	USD	3 Qtrs
Pre-development	`Predevelopment`	$7.05M	USD	3 Qtrs
Pre-development	`Predevelopment`	$3.43M	USD	1 Quarter
Other operating expense	`OtherCostAndExpenseOperating`	$3.50M	USD	1 Quarter
Other operating expense	`OtherCostAndExpenseOperating`	$3.34M	USD	1 Quarter
Other operating expense	`OtherCostAndExpenseOperating`	$5.86M	USD	3 Qtrs
Other operating expense	`OtherCostAndExpenseOperating`	$10.63M	USD	3 Qtrs
Provision for closed operations and environmental matters	`EnvironmentalRemediationExpense`	$12.30M	USD	3 Qtrs
Provision for closed operations and environmental matters	`EnvironmentalRemediationExpense`	$1.25M	USD	1 Quarter
Provision for closed operations and environmental matters	`EnvironmentalRemediationExpense`	$2.81M	USD	3 Qtrs
Provision for closed operations and environmental matters	`EnvironmentalRemediationExpense`	$7.56M	USD	1 Quarter
Ramp-up and suspension costs	`EmployeeLaborStrikeRelatedCosts`	$1.54M	USD	1 Quarter
Ramp-up and suspension costs	`EmployeeLaborStrikeRelatedCosts`	$6.91M	USD	1 Quarter
Ramp-up and suspension costs	`EmployeeLaborStrikeRelatedCosts`	$24.11M	USD	3 Qtrs
Ramp-up and suspension costs	`EmployeeLaborStrikeRelatedCosts`	$17.01M	USD	3 Qtrs
Foundation grant	`FoundationGrantExpense`	$1.97M	USD	3 Qtrs
Foundation grant	`FoundationGrantExpense`	-	USD	1 Quarter
Foundation grant	`FoundationGrantExpense`	-	USD	3 Qtrs
Foundation grant	`FoundationGrantExpense`	-	USD	1 Quarter
Total other operating expense	`OperatingExpenses`	$72.14M	USD	3 Qtrs
Total other operating expense	`OperatingExpenses`	$22.17M	USD	1 Quarter
Total other operating expense	`OperatingExpenses`	$43.80M	USD	1 Quarter
Total other operating expense	`OperatingExpenses`	$102.96M	USD	3 Qtrs
(Loss) income from operations	`OperatingIncomeLoss`	$61.60M	USD	3 Qtrs
(Loss) income from operations	`OperatingIncomeLoss`	$-35.06M	USD	Annual
(Loss) income from operations	`OperatingIncomeLoss`	$29.13M	USD	1 Quarter
(Loss) income from operations	`OperatingIncomeLoss`	$13.90M	USD	1 Quarter
(Loss) income from operations	`OperatingIncomeLoss`	$-46.68M	USD	Annual
(Loss) income from operations	`OperatingIncomeLoss`	$36.52M	USD	1 Quarter
(Loss) income from operations	`OperatingIncomeLoss`	$70.17M	USD	2 Qtrs
(Loss) income from operations	`OperatingIncomeLoss`	$41.04M	USD	1 Quarter
(Loss) income from operations	`OperatingIncomeLoss`	$1.54M	USD	2 Qtrs
(Loss) income from operations	`OperatingIncomeLoss`	$38.05M	USD	3 Qtrs
(Loss) income from operations	`OperatingIncomeLoss`	$-8.57M	USD	1 Quarter
(Loss) income from operations	`OperatingIncomeLoss`	$66.98M	USD	Annual
(Loss) income from operations	`OperatingIncomeLoss`	$-13.05M	USD	1 Quarter
Gain (loss) on derivative contracts	`GainLossOnSaleOfDerivatives`	$12.15M	USD	1 Quarter
Gain (loss) on derivative contracts	`GainLossOnSaleOfDerivatives`	$-4.69M	USD	3 Qtrs
Gain (loss) on derivative contracts	`GainLossOnSaleOfDerivatives`	$-12.78M	USD	3 Qtrs
Gain (loss) on derivative contracts	`GainLossOnSaleOfDerivatives`	$-6.67M	USD	1 Quarter
Gain on exchange of investments	`GainLossOnSaleOfInvestments`	-	USD	3 Qtrs
Gain on exchange of investments	`GainLossOnSaleOfInvestments`	-	USD	1 Quarter
Gain on exchange of investments	`GainLossOnSaleOfInvestments`	-	USD	1 Quarter
Gain on exchange of investments	`GainLossOnSaleOfInvestments`	$1.16M	USD	3 Qtrs
Unrealized (loss) gain on investments	`UnrealizedGainLossOnInvestments`	$3.98M	USD	1 Quarter
Unrealized (loss) gain on investments	`UnrealizedGainLossOnInvestments`	$-7.12M	USD	3 Qtrs
Unrealized (loss) gain on investments	`UnrealizedGainLossOnInvestments`	$-2.86M	USD	1 Quarter
Unrealized (loss) gain on investments	`UnrealizedGainLossOnInvestments`	$9.41M	USD	3 Qtrs
Foreign exchange gain (loss)	`ForeignCurrencyTransactionGainLossRealized`	$4.00M	USD	1 Quarter
Foreign exchange gain (loss)	`ForeignCurrencyTransactionGainLossRealized`	$-2.20M	USD	1 Quarter
Foreign exchange gain (loss)	`ForeignCurrencyTransactionGainLossRealized`	$1.24M	USD	3 Qtrs
Foreign exchange gain (loss)	`ForeignCurrencyTransactionGainLossRealized`	$24.00K	USD	3 Qtrs
Other income (expense)	`OtherNonoperatingIncomeExpense`	$247.00K	USD	1 Quarter
Other income (expense)	`OtherNonoperatingIncomeExpense`	$-2.14M	USD	3 Qtrs
Other income (expense)	`OtherNonoperatingIncomeExpense`	$-192.00K	USD	3 Qtrs
Other income (expense)	`OtherNonoperatingIncomeExpense`	$-392.00K	USD	1 Quarter
Interest expense	`InterestExpense`	$31.48M	USD	3 Qtrs
Interest expense	`InterestExpense`	$38.92M	USD	3 Qtrs
Interest expense	`InterestExpense`	$10.47M	USD	1 Quarter
Interest expense	`InterestExpense`	$10.78M	USD	1 Quarter
Total other income (expense)	`NonoperatingIncomeExpense`	$-43.19M	USD	3 Qtrs
Total other income (expense)	`NonoperatingIncomeExpense`	$-42.30M	USD	3 Qtrs
Total other income (expense)	`NonoperatingIncomeExpense`	$3.06M	USD	1 Quarter
Total other income (expense)	`NonoperatingIncomeExpense`	$-16.05M	USD	1 Quarter
(Loss) income before income and mining taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$26.19M	USD	1 Quarter
(Loss) income before income and mining taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-29.20M	USD	Annual
(Loss) income before income and mining taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-1.39M	USD	1 Quarter
(Loss) income before income and mining taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-9.37M	USD	1 Quarter
(Loss) income before income and mining taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-16.23M	USD	1 Quarter
(Loss) income before income and mining taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$19.30M	USD	3 Qtrs
(Loss) income before income and mining taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-25.60M	USD	2 Qtrs
(Loss) income before income and mining taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$24.81M	USD	2 Qtrs
(Loss) income before income and mining taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-5.51M	USD	1 Quarter
(Loss) income before income and mining taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-113.23M	USD	Annual
(Loss) income before income and mining taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-1.26M	USD	Annual
(Loss) income before income and mining taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$20.46M	USD	1 Quarter
(Loss) income before income and mining taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-5.14M	USD	3 Qtrs
Income and mining tax benefit (provision)	`IncomeTaxExpenseBenefit`	$-2.44M	USD	Annual
Income and mining tax benefit (provision)	`IncomeTaxExpenseBenefit`	$609.00K	USD	2 Qtrs
Income and mining tax benefit (provision)	`IncomeTaxExpenseBenefit`	$2.24M	USD	2 Qtrs
Income and mining tax benefit (provision)	`IncomeTaxExpenseBenefit`	$7.42M	USD	3 Qtrs
Income and mining tax benefit (provision)	`IncomeTaxExpenseBenefit`	$-4.13M	USD	1 Quarter
Income and mining tax benefit (provision)	`IncomeTaxExpenseBenefit`	$-18.32M	USD	Annual
Income and mining tax benefit (provision)	`IncomeTaxExpenseBenefit`	$-3.92M	USD	3 Qtrs
Income and mining tax benefit (provision)	`IncomeTaxExpenseBenefit`	$8.20M	USD	Annual
Income and mining tax benefit (provision)	`IncomeTaxExpenseBenefit`	$-4.53M	USD	1 Quarter
Income and mining tax benefit (provision)	`IncomeTaxExpenseBenefit`	$4.74M	USD	1 Quarter
Income and mining tax benefit (provision)	`IncomeTaxExpenseBenefit`	$-405.00K	USD	1 Quarter
Income and mining tax benefit (provision)	`IncomeTaxExpenseBenefit`	$5.18M	USD	1 Quarter
Income and mining tax benefit (provision)	`IncomeTaxExpenseBenefit`	$2.65M	USD	1 Quarter
Net (loss) income	`NetIncomeLoss`	$15.28M	USD	1 Quarter
Net (loss) income	`NetIncomeLoss`	$-27.84M	USD	2 Qtrs
Net (loss) income	`NetIncomeLoss`	$-26.75M	USD	Annual
Net (loss) income	`NetIncomeLoss`	$-94.91M	USD	Annual
Net (loss) income	`NetIncomeLoss`	$-12.02M	USD	1 Quarter
Net (loss) income	`NetIncomeLoss`	$23.22M	USD	3 Qtrs
Net (loss) income	`NetIncomeLoss`	$2.75M	USD	1 Quarter
Net (loss) income	`NetIncomeLoss`	$-12.56M	USD	3 Qtrs
Net (loss) income	`NetIncomeLoss`	$24.20M	USD	2 Qtrs
Net (loss) income	`NetIncomeLoss`	$-979.00K	USD	1 Quarter
Net (loss) income	`NetIncomeLoss`	$-9.46M	USD	Annual
Net (loss) income	`NetIncomeLoss`	$-15.82M	USD	1 Quarter
Net (loss) income	`NetIncomeLoss`	$21.45M	USD	1 Quarter
Preferred stock dividends	`DividendsPreferredStock`	$414.00K	USD	3 Qtrs
Preferred stock dividends	`DividendsPreferredStock`	$138.00K	USD	1 Quarter
Preferred stock dividends	`DividendsPreferredStock`	$138.00K	USD	1 Quarter
Preferred stock dividends	`DividendsPreferredStock`	$414.00K	USD	3 Qtrs
(Loss) income applicable to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-1.12M	USD	1 Quarter
(Loss) income applicable to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$23.92M	USD	2 Qtrs
(Loss) income applicable to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$2.61M	USD	1 Quarter
(Loss) income applicable to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$21.31M	USD	1 Quarter
(Loss) income applicable to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-28.12M	USD	2 Qtrs
(Loss) income applicable to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-95.46M	USD	Annual
(Loss) income applicable to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$22.81M	USD	3 Qtrs
(Loss) income applicable to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$15.14M	USD	1 Quarter
(Loss) income applicable to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-15.96M	USD	1 Quarter
(Loss) income applicable to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-12.15M	USD	1 Quarter
(Loss) income applicable to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-12.98M	USD	3 Qtrs
(Loss) income applicable to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-10.01M	USD	Annual
(Loss) income applicable to common shareholders	`NetIncomeLossAvailableToCommonStockholdersBasic`	$-27.30M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$15.28M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$-27.84M	USD	2 Qtrs
Net income (loss)	`NetIncomeLoss`	$-26.75M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$-94.91M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$-12.02M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$23.22M	USD	3 Qtrs
Net income (loss)	`NetIncomeLoss`	$2.75M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$-12.56M	USD	3 Qtrs
Net income (loss)	`NetIncomeLoss`	$24.20M	USD	2 Qtrs
Net income (loss)	`NetIncomeLoss`	$-979.00K	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$-9.46M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$-15.82M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$21.45M	USD	1 Quarter
Change in fair value of derivative contracts designated as hedge transactions	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent`	$-6.27M	USD	1 Quarter
Change in fair value of derivative contracts designated as hedge transactions	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent`	$-2.81M	USD	3 Qtrs
Change in fair value of derivative contracts designated as hedge transactions	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent`	$-2.80M	USD	3 Qtrs
Change in fair value of derivative contracts designated as hedge transactions	`OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent`	$6.15M	USD	1 Quarter
Comprehensive (loss) income	`ComprehensiveIncomeNetOfTax`	$27.65M	USD	2 Qtrs
Comprehensive (loss) income	`ComprehensiveIncomeNetOfTax`	$20.41M	USD	3 Qtrs
Comprehensive (loss) income	`ComprehensiveIncomeNetOfTax`	$-7.25M	USD	1 Quarter
Comprehensive (loss) income	`ComprehensiveIncomeNetOfTax`	$-89.75M	USD	Annual
Comprehensive (loss) income	`ComprehensiveIncomeNetOfTax`	$-5.04M	USD	Annual
Comprehensive (loss) income	`ComprehensiveIncomeNetOfTax`	$-35.16M	USD	1 Quarter
Comprehensive (loss) income	`ComprehensiveIncomeNetOfTax`	$4.37M	USD	1 Quarter
Comprehensive (loss) income	`ComprehensiveIncomeNetOfTax`	$-36.79M	USD	2 Qtrs
Comprehensive (loss) income	`ComprehensiveIncomeNetOfTax`	$-15.36M	USD	3 Qtrs
Comprehensive (loss) income	`ComprehensiveIncomeNetOfTax`	$21.43M	USD	1 Quarter
Comprehensive (loss) income	`ComprehensiveIncomeNetOfTax`	$23.28M	USD	1 Quarter
Comprehensive (loss) income	`ComprehensiveIncomeNetOfTax`	$-1.63M	USD	1 Quarter
Comprehensive (loss) income	`ComprehensiveIncomeNetOfTax`	$-44.56M	USD	Annual
Basic (loss) income per common share after preferred dividends (in cents) (in dollars per share)	`EarningsPerShareBasic`	$-0.00	USD	1 Quarter
Basic (loss) income per common share after preferred dividends (in cents) (in dollars per share)	`EarningsPerShareBasic`	$0.04	USD	1 Quarter
Basic (loss) income per common share after preferred dividends (in cents) (in dollars per share)	`EarningsPerShareBasic`	$-0.03	USD	3 Qtrs
Basic (loss) income per common share after preferred dividends (in cents) (in dollars per share)	`EarningsPerShareBasic`	$0.04	USD	2 Qtrs
Basic (loss) income per common share after preferred dividends (in cents) (in dollars per share)	`EarningsPerShareBasic`	$-0.02	USD	Annual
Basic (loss) income per common share after preferred dividends (in cents) (in dollars per share)	`EarningsPerShareBasic`	$0.04	USD	3 Qtrs
Basic (loss) income per common share after preferred dividends (in cents) (in dollars per share)	`EarningsPerShareBasic`	$0.01	USD	1 Quarter
Basic (loss) income per common share after preferred dividends (in cents) (in dollars per share)	`EarningsPerShareBasic`	$-0.03	USD	1 Quarter
Basic (loss) income per common share after preferred dividends (in cents) (in dollars per share)	`EarningsPerShareBasic`	$-0.20	USD	Annual
Basic (loss) income per common share after preferred dividends (in cents) (in dollars per share)	`EarningsPerShareBasic`	$0.03	USD	1 Quarter
Basic (loss) income per common share after preferred dividends (in cents) (in dollars per share)	`EarningsPerShareBasic`	$-0.05	USD	2 Qtrs
Basic (loss) income per common share after preferred dividends (in cents) (in dollars per share)	`EarningsPerShareBasic`	$-0.02	USD	1 Quarter
Basic (loss) income per common share after preferred dividends (in cents) (in dollars per share)	`EarningsPerShareBasic`	$-0.06	USD	Annual
Diluted (loss) income per common share after preferred dividends (in cents) (in dollars per share)	`EarningsPerShareDiluted`	$-0.03	USD	1 Quarter
Diluted (loss) income per common share after preferred dividends (in cents) (in dollars per share)	`EarningsPerShareDiluted`	$-0.05	USD	2 Qtrs
Diluted (loss) income per common share after preferred dividends (in cents) (in dollars per share)	`EarningsPerShareDiluted`	$0.04	USD	1 Quarter
Diluted (loss) income per common share after preferred dividends (in cents) (in dollars per share)	`EarningsPerShareDiluted`	$-0.06	USD	Annual
Diluted (loss) income per common share after preferred dividends (in cents) (in dollars per share)	`EarningsPerShareDiluted`	$0.04	USD	2 Qtrs
Diluted (loss) income per common share after preferred dividends (in cents) (in dollars per share)	`EarningsPerShareDiluted`	$-0.00	USD	1 Quarter
Diluted (loss) income per common share after preferred dividends (in cents) (in dollars per share)	`EarningsPerShareDiluted`	$-0.03	USD	3 Qtrs
Diluted (loss) income per common share after preferred dividends (in cents) (in dollars per share)	`EarningsPerShareDiluted`	$0.03	USD	1 Quarter
Diluted (loss) income per common share after preferred dividends (in cents) (in dollars per share)	`EarningsPerShareDiluted`	$0.04	USD	3 Qtrs
Diluted (loss) income per common share after preferred dividends (in cents) (in dollars per share)	`EarningsPerShareDiluted`	$-0.02	USD	1 Quarter
Diluted (loss) income per common share after preferred dividends (in cents) (in dollars per share)	`EarningsPerShareDiluted`	$0.01	USD	1 Quarter
Diluted (loss) income per common share after preferred dividends (in cents) (in dollars per share)	`EarningsPerShareDiluted`	$-0.02	USD	Annual
Diluted (loss) income per common share after preferred dividends (in cents) (in dollars per share)	`EarningsPerShareDiluted`	$-0.20	USD	Annual
Weighted average number of common shares outstanding - basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	526.10M	shares	3 Qtrs
Weighted average number of common shares outstanding - basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	529.84M	shares	1 Quarter
Weighted average number of common shares outstanding - basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	536.97M	shares	1 Quarter
Weighted average number of common shares outstanding - basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	535.54M	shares	3 Qtrs
Weighted average number of common shares outstanding - diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	535.79M	shares	1 Quarter
Weighted average number of common shares outstanding - diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	536.97M	shares	1 Quarter
Weighted average number of common shares outstanding - diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	526.10M	shares	3 Qtrs
Weighted average number of common shares outstanding - diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	541.77M	shares	3 Qtrs
Cash dividends declared per common share (in cents) (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.01	USD	3 Qtrs
Cash dividends declared per common share (in cents) (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.03	USD	3 Qtrs
Cash dividends declared per common share (in cents) (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.01	USD	1 Quarter
Cash dividends declared per common share (in cents) (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.00	USD	1 Quarter

Cash Flow Statement 121 line items

Line Item	Tag	Value	Unit	Period
Net income (loss)	`NetIncomeLoss`	$15.28M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$-27.84M	USD	2 Qtrs
Net income (loss)	`NetIncomeLoss`	$-26.75M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$-94.91M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$-12.02M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$23.22M	USD	3 Qtrs
Net income (loss)	`NetIncomeLoss`	$2.75M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$-12.56M	USD	3 Qtrs
Net income (loss)	`NetIncomeLoss`	$24.20M	USD	2 Qtrs
Net income (loss)	`NetIncomeLoss`	$-979.00K	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$-9.46M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$-15.82M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$21.45M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$79.60M	USD	2 Qtrs
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$196.41M	USD	Annual
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$139.80M	USD	3 Qtrs
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$39.78M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$46.96M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$120.08M	USD	3 Qtrs
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$138.68M	USD	Annual
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$92.86M	USD	2 Qtrs
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$155.01M	USD	Annual
Gain on exchange of investments	`GainLossOnSaleOfInvestments`	-	USD	3 Qtrs
Gain on exchange of investments	`GainLossOnSaleOfInvestments`	-	USD	1 Quarter
Gain on exchange of investments	`GainLossOnSaleOfInvestments`	-	USD	1 Quarter
Gain on exchange of investments	`GainLossOnSaleOfInvestments`	$1.16M	USD	3 Qtrs
Unrealized loss (gain) on investments	`UnrealizedGainLossOnInvestments`	$3.98M	USD	1 Quarter
Unrealized loss (gain) on investments	`UnrealizedGainLossOnInvestments`	$-7.12M	USD	3 Qtrs
Unrealized loss (gain) on investments	`UnrealizedGainLossOnInvestments`	$-2.86M	USD	1 Quarter
Unrealized loss (gain) on investments	`UnrealizedGainLossOnInvestments`	$9.41M	USD	3 Qtrs
Write-down to stockpile inventory	`InventoryWriteDown`	$6.52M	USD	3 Qtrs
Write-down to stockpile inventory	`InventoryWriteDown`	-	USD	3 Qtrs
Provision for reclamation and closure costs	`EnvironmentalExpenseAndLiabilities`	$4.64M	USD	3 Qtrs
Provision for reclamation and closure costs	`EnvironmentalExpenseAndLiabilities`	$7.82M	USD	3 Qtrs
Stock compensation	`ShareBasedCompensation`	$4.77M	USD	3 Qtrs
Stock compensation	`ShareBasedCompensation`	$5.23M	USD	3 Qtrs
Deferred income taxes	`IncreaseDecreaseInDeferredIncomeTaxes`	$4.58M	USD	3 Qtrs
Deferred income taxes	`IncreaseDecreaseInDeferredIncomeTaxes`	$17.89M	USD	3 Qtrs
Amortization of loan origination fees	`AmortizationOfFinancingCosts`	$3.07M	USD	3 Qtrs
Amortization of loan origination fees	`AmortizationOfFinancingCosts`	$1.41M	USD	3 Qtrs
(Gain) loss on derivative contracts	`DerivativeGainLossOnDerivativeNet`	$13.94M	USD	3 Qtrs
(Gain) loss on derivative contracts	`DerivativeGainLossOnDerivativeNet`	$-4.48M	USD	3 Qtrs
Foreign exchange loss (gain)	`ForeignCurrencyTransactionGainLossBeforeTax`	$-615.00K	USD	3 Qtrs
Foreign exchange loss (gain)	`ForeignCurrencyTransactionGainLossBeforeTax`	$2.81M	USD	3 Qtrs
Foundation grant	`FoundationGrantExpense`	$1.97M	USD	3 Qtrs
Foundation grant	`FoundationGrantExpense`	-	USD	1 Quarter
Foundation grant	`FoundationGrantExpense`	-	USD	3 Qtrs
Foundation grant	`FoundationGrantExpense`	-	USD	1 Quarter
Other non-cash items, net	`OtherNoncashIncomeExpense`	$239.00K	USD	3 Qtrs
Other non-cash items, net	`OtherNoncashIncomeExpense`	$-559.00K	USD	3 Qtrs
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$3.74M	USD	3 Qtrs
Accounts receivable	`IncreaseDecreaseInAccountsReceivable`	$3.80M	USD	3 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$13.09M	USD	3 Qtrs
Inventories	`IncreaseDecreaseInInventories`	$-22.37M	USD	3 Qtrs
Other current and non-current assets	`IncreaseDecreaseInOtherOperatingAssets`	$-1.65M	USD	3 Qtrs
Other current and non-current assets	`IncreaseDecreaseInOtherOperatingAssets`	$-6.75M	USD	3 Qtrs
Accounts payable and accrued liabilities	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$-1.76M	USD	3 Qtrs
Accounts payable and accrued liabilities	`IncreaseDecreaseInAccountsPayableAndAccruedLiabilities`	$-14.69M	USD	3 Qtrs
Accrued payroll and related benefits	`IncreaseDecreaseInAccruedSalaries`	$11.32M	USD	3 Qtrs
Accrued payroll and related benefits	`IncreaseDecreaseInAccruedSalaries`	$-1.83M	USD	3 Qtrs
Accrued taxes	`IncreaseDecreaseInPropertyAndOtherTaxesPayable`	$2.73M	USD	3 Qtrs
Accrued taxes	`IncreaseDecreaseInPropertyAndOtherTaxesPayable`	$3.28M	USD	3 Qtrs
Accrued reclamation and closure costs and other non-current liabilities	`IncreaseDecreaseInAccruedReclamationAndClosureCostsAndOtherNonCurrentLiabilities`	$-2.48M	USD	3 Qtrs
Accrued reclamation and closure costs and other non-current liabilities	`IncreaseDecreaseInAccruedReclamationAndClosureCostsAndOtherNonCurrentLiabilities`	$-2.49M	USD	3 Qtrs
Cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$166.98M	USD	3 Qtrs
Cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$42.45M	USD	2 Qtrs
Cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$115.89M	USD	3 Qtrs
Cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$120.87M	USD	Annual
Cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$94.22M	USD	Annual
Cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$180.79M	USD	Annual
Cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$124.24M	USD	2 Qtrs
Cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$4.93M	USD	1 Quarter
Cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$37.94M	USD	1 Quarter
Additions to properties, plants, equipment and mineral interests	`PaymentsToAcquirePropertyPlantAndEquipment`	$80.21M	USD	3 Qtrs
Additions to properties, plants, equipment and mineral interests	`PaymentsToAcquirePropertyPlantAndEquipment`	$54.38M	USD	3 Qtrs
Purchase of carbon credits	`PaymentsForCarbonCredits`	-	USD	3 Qtrs
Purchase of carbon credits	`PaymentsForCarbonCredits`	$200.00K	USD	3 Qtrs
Proceeds from exchange of investments	`ProceedsFromSaleOfInvestments`	-	USD	3 Qtrs
Proceeds from exchange of investments	`ProceedsFromSaleOfInvestments`	$1.81M	USD	3 Qtrs
Proceeds from disposition of properties, plants, equipment and mineral interests	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$562.00K	USD	3 Qtrs
Proceeds from disposition of properties, plants, equipment and mineral interests	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$305.00K	USD	3 Qtrs
Purchases of investments	`PaymentsToAcquireInvestments`	-	USD	3 Qtrs
Purchases of investments	`PaymentsToAcquireInvestments`	$1.66M	USD	3 Qtrs
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-78.04M	USD	3 Qtrs
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-55.74M	USD	3 Qtrs
Acquisition of treasury shares	`PaymentsForRepurchaseOfCommonStock`	$4.53M	USD	3 Qtrs
Acquisition of treasury shares	`PaymentsForRepurchaseOfCommonStock`	$2.75M	USD	3 Qtrs
Dividends paid to common shareholders	`PaymentsOfDividendsCommonStock`	$16.75M	USD	3 Qtrs
Dividends paid to common shareholders	`PaymentsOfDividendsCommonStock`	$3.95M	USD	3 Qtrs
Dividends paid to preferred shareholders	`PaymentsOfDividendsPreferredStockAndPreferenceStock`	$414.00K	USD	3 Qtrs
Dividends paid to preferred shareholders	`PaymentsOfDividendsPreferredStockAndPreferenceStock`	$414.00K	USD	3 Qtrs
Credit facility and debt issuance fees	`PaymentsOfDebtIssuanceCosts`	$108.00K	USD	3 Qtrs
Credit facility and debt issuance fees	`PaymentsOfDebtIssuanceCosts`	$1.29M	USD	3 Qtrs
Borrowings on debt	`ProceedsFromIssuanceOfLongTermDebt`	$707.11M	USD	3 Qtrs
Borrowings on debt	`ProceedsFromIssuanceOfLongTermDebt`	-	USD	3 Qtrs
Repayments of debt	`RepaymentsOfDebt`	$716.50M	USD	3 Qtrs
Repayments of debt	`RepaymentsOfDebt`	-	USD	3 Qtrs
Repayments of finance leases	`FinanceLeasePrincipalPayments`	$4.25M	USD	3 Qtrs
Repayments of finance leases	`FinanceLeasePrincipalPayments`	$5.60M	USD	3 Qtrs
Net cash used in financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-27.40M	USD	3 Qtrs
Net cash used in financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-22.04M	USD	3 Qtrs
Effect of exchange rates on cash	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$-471.00K	USD	3 Qtrs
Effect of exchange rates on cash	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$-1.87M	USD	3 Qtrs
Net increase in cash, cash equivalents and restricted cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$61.07M	USD	3 Qtrs
Net increase in cash, cash equivalents and restricted cash and cash equivalents	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$36.24M	USD	3 Qtrs
Cash, cash equivalents and restricted cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$99.72M	USD	Point-in-time
Cash, cash equivalents and restricted cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$63.48M	USD	Point-in-time
Cash, cash equivalents and restricted cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$191.96M	USD	Point-in-time
Cash, cash equivalents and restricted cash and cash equivalents at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$130.88M	USD	Point-in-time
Cash, cash equivalents and restricted cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$99.72M	USD	Point-in-time
Cash, cash equivalents and restricted cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$63.48M	USD	Point-in-time
Cash, cash equivalents and restricted cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$191.96M	USD	Point-in-time
Cash, cash equivalents and restricted cash and cash equivalents at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations`	$130.88M	USD	Point-in-time
Cash paid for interest	`InterestPaidNet`	$33.83M	USD	3 Qtrs
Cash paid for interest	`InterestPaidNet`	$37.17M	USD	3 Qtrs
Cash paid (received) for income and mining taxes	`IncomeTaxesPaidNet`	$-2.61M	USD	3 Qtrs
Cash paid (received) for income and mining taxes	`IncomeTaxesPaidNet`	$10.30M	USD	3 Qtrs
Addition of finance lease obligations	`FinanceLeaseLiabilityAdditions`	$5.75M	USD	3 Qtrs
Addition of finance lease obligations	`FinanceLeaseLiabilityAdditions`	$4.01M	USD	3 Qtrs
Payment of accrued compensation in stock	`RestrictedStockExpense`	$5.09M	USD	3 Qtrs
Payment of accrued compensation in stock	`RestrictedStockExpense`	-	USD	3 Qtrs

Stockholders Equity 79 line items

Line Item	Tag	Value	Unit	Period
Common stock dividends declared, per common share (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.00	USD	1 Quarter
Common stock dividends declared, per common share (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.01	USD	3 Qtrs
Common stock dividends declared, per common share (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.03	USD	3 Qtrs
Common stock dividends declared, per common share (in dollars per share)	`CommonStockDividendsPerShareCashPaid`	$0.01	USD	1 Quarter
Preferred stock dividends declared, per share (in dollars per share)	`PreferredStockDividendsPerShareDeclared`	$0.88	USD	1 Quarter
Preferred stock dividends declared, per share (in dollars per share)	`PreferredStockDividendsPerShareDeclared`	$2.62	USD	3 Qtrs
Preferred stock dividends declared, per share (in dollars per share)	`PreferredStockDividendsPerShareDeclared`	$0.88	USD	1 Quarter
Preferred stock dividends declared, per share (in dollars per share)	`PreferredStockDividendsPerShareDeclared`	$2.62	USD	3 Qtrs
Common stock issued for 401(k) match, shares (in shares)	`StockIssuedDuringPeriodShares401kMatch`	141,000.00	shares	1 Quarter
Common stock issued for 401(k) match, shares (in shares)	`StockIssuedDuringPeriodShares401kMatch`	439,000.00	shares	1 Quarter
Common stock issued for 401(k) match, shares (in shares)	`StockIssuedDuringPeriodShares401kMatch`	524,000.00	shares	3 Qtrs
Common stock issued for 401(k) match, shares (in shares)	`StockIssuedDuringPeriodShares401kMatch`	1.40M	shares	3 Qtrs
Common stock issued to pension plans, shares (in shares)	`StockIssuedDuringPeriodSharesEmployeeBenefitPlan`	1.00M	shares	1 Quarter
Common stock issued to pension plans, shares (in shares)	`StockIssuedDuringPeriodSharesEmployeeBenefitPlan`	4.50M	shares	3 Qtrs
Common stock issued to pension plans, shares (in shares)	`StockIssuedDuringPeriodSharesEmployeeBenefitPlan`	2.06M	shares	1 Quarter
Common stock issued to pension plans, shares (in shares)	`StockIssuedDuringPeriodSharesEmployeeBenefitPlan`	2.23M	shares	3 Qtrs
Stock issued to directors, shares (in shares)	`StockIssuedDuringPeriodSharesDirectors`	207,000.00	shares	3 Qtrs
Stock issued to directors, shares (in shares)	`StockIssuedDuringPeriodSharesDirectors`	391,000.00	shares	1 Quarter
Stock issued to directors, shares (in shares)	`StockIssuedDuringPeriodSharesDirectors`	391,000.00	shares	3 Qtrs
Restricted stock unit distributions, shares (in shares)	`RestrictedStockUnitDistributionsShares`	1.70M	shares	3 Qtrs
Restricted stock unit distributions, shares (in shares)	`RestrictedStockUnitDistributionsShares`	1.65M	shares	3 Qtrs
Common stock issued for employee incentive compensation, shares (in shares)	`StockIssuedDuringPeriodSharesShareBasedCompensation`	2.80M	shares	3 Qtrs
Treasury shares issued to charitable foundation, share (in shares)	`TreasurySharesIssuedToCharitableFoundationShare`	650,000.00	shares	3 Qtrs
Balances, July 1, 2021 (Revised)	`StockholdersEquity`	$1.70B	USD	Point-in-time
Balances, July 1, 2021 (Revised)	`StockholdersEquity`	$1.74B	USD	Point-in-time
Balances, July 1, 2021 (Revised)	`StockholdersEquity`	$1.75B	USD	Point-in-time
Balances, July 1, 2021 (Revised)	`StockholdersEquity`	$1.67B	USD	Point-in-time
Balances, July 1, 2021 (Revised)	`StockholdersEquity`	$1.71B	USD	Point-in-time
Balances, July 1, 2021 (Revised)	`StockholdersEquity`	$1.70B	USD	Point-in-time
Net income (loss)	`NetIncomeLoss`	$15.28M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$-27.84M	USD	2 Qtrs
Net income (loss)	`NetIncomeLoss`	$-26.75M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$-94.91M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$-12.02M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$23.22M	USD	3 Qtrs
Net income (loss)	`NetIncomeLoss`	$2.75M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$-12.56M	USD	3 Qtrs
Net income (loss)	`NetIncomeLoss`	$24.20M	USD	2 Qtrs
Net income (loss)	`NetIncomeLoss`	$-979.00K	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$-9.46M	USD	Annual
Net income (loss)	`NetIncomeLoss`	$-15.82M	USD	1 Quarter
Net income (loss)	`NetIncomeLoss`	$21.45M	USD	1 Quarter
Restricted stock units granted	`StockIssuedDuringPeriodValueRestrictedStockAwardGross`	$3.75M	USD	3 Qtrs
Restricted stock units granted	`StockIssuedDuringPeriodValueRestrictedStockAwardGross`	$1.32M	USD	1 Quarter
Restricted stock units granted	`StockIssuedDuringPeriodValueRestrictedStockAwardGross`	$2.93M	USD	3 Qtrs
Restricted stock units granted	`StockIssuedDuringPeriodValueRestrictedStockAwardGross`	$1.47M	USD	1 Quarter
Common stock dividends declared	`DividendsCommonStock`	$1.33M	USD	1 Quarter
Common stock dividends declared	`DividendsCommonStock`	$3.95M	USD	3 Qtrs
Common stock dividends declared	`DividendsCommonStock`	$6.04M	USD	1 Quarter
Common stock dividends declared	`DividendsCommonStock`	$16.75M	USD	3 Qtrs
Series B Preferred Stock dividends declared	`DividendsPreferredStock`	$414.00K	USD	3 Qtrs
Series B Preferred Stock dividends declared	`DividendsPreferredStock`	$138.00K	USD	1 Quarter
Series B Preferred Stock dividends declared	`DividendsPreferredStock`	$138.00K	USD	1 Quarter
Series B Preferred Stock dividends declared	`DividendsPreferredStock`	$414.00K	USD	3 Qtrs
Common stock issued for 401(k) match	`StockIssuedDuringPeriodValue401kMatch`	$3.46M	USD	3 Qtrs
Common stock issued for 401(k) match	`StockIssuedDuringPeriodValue401kMatch`	$1.05M	USD	1 Quarter
Common stock issued for 401(k) match	`StockIssuedDuringPeriodValue401kMatch`	$3.65M	USD	3 Qtrs
Common stock issued for 401(k) match	`StockIssuedDuringPeriodValue401kMatch`	$1.41M	USD	1 Quarter
Common stock issued to pension plans	`StockIssuedDuringPeriodValueEmployeeBenefitPlan`	$5.45M	USD	1 Quarter
Common stock issued to pension plans	`StockIssuedDuringPeriodValueEmployeeBenefitPlan`	$22.25M	USD	3 Qtrs
Common stock issued to pension plans	`StockIssuedDuringPeriodValueEmployeeBenefitPlan`	$12.43M	USD	1 Quarter
Common stock issued to pension plans	`StockIssuedDuringPeriodValueEmployeeBenefitPlan`	$12.78M	USD	3 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-2.81M	USD	3 Qtrs
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-6.27M	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$6.15M	USD	1 Quarter
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-2.80M	USD	3 Qtrs
Common stock issued to directors	`StockIssuedDuringPeriodValueDirectors`	$1.84M	USD	3 Qtrs
Common stock issued to directors	`StockIssuedDuringPeriodValueDirectors`	$1.48M	USD	1 Quarter
Common stock issued to directors	`StockIssuedDuringPeriodValueDirectors`	$1.48M	USD	3 Qtrs
Restricted stock unit distributions	`RestrictedStockUnitDistributions`	$-1.48M	USD	3 Qtrs
Restricted stock unit distributions	`RestrictedStockUnitDistributions`	$-4.53M	USD	3 Qtrs
Common stock issued for employee incentive compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$3.83M	USD	3 Qtrs
Treasury shares issued to charitable foundation	`TreasurySharesIssuedToCharitableFoundationValue`	$1.97M	USD	3 Qtrs
Balances	`StockholdersEquity`	$1.70B	USD	Point-in-time
Balances	`StockholdersEquity`	$1.74B	USD	Point-in-time
Balances	`StockholdersEquity`	$1.75B	USD	Point-in-time
Balances	`StockholdersEquity`	$1.67B	USD	Point-in-time
Balances	`StockholdersEquity`	$1.71B	USD	Point-in-time
Balances	`StockholdersEquity`	$1.70B	USD	Point-in-time

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