10-Q Filing

NACCO INDUSTRIES INC CIK: 789933 Q3 2025

Filing Information

Form Type	10-Q
Accession Number	`0000789933-25-000102`
Period End Date	20250930
Filing Date	20251105
Fiscal Year	2025
Fiscal Period	Q3
XBRL Instance	nacco-20250930_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 148 Income Statement 200 Cash Flow Statement 68 Stockholders Equity 106 Comprehensive Income 48

Balance Sheet 148 line items

Line Item	Tag	Value	Unit	Period
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$72.83M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$72.83M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$52.66M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$52.66M	USD	Point-in-time
Prepaid profit sharing	`PrepaidProfitSharing`	-	USD	Point-in-time
Prepaid profit sharing	`PrepaidProfitSharing`	-	USD	Point-in-time
Prepaid profit sharing	`PrepaidProfitSharing`	$9.58M	USD	Point-in-time
Prepaid profit sharing	`PrepaidProfitSharing`	$9.58M	USD	Point-in-time
Deposits with vendors	`DepositsAssetsCurrent`	$9.39M	USD	Point-in-time
Deposits with vendors	`DepositsAssetsCurrent`	$9.39M	USD	Point-in-time
Deposits with vendors	`DepositsAssetsCurrent`	-	USD	Point-in-time
Deposits with vendors	`DepositsAssetsCurrent`	-	USD	Point-in-time
Inventories	`InventoryNet`	$94.61M	USD	Point-in-time
Inventories	`InventoryNet`	$94.61M	USD	Point-in-time
Inventories	`InventoryNet`	$59.89M	USD	Point-in-time
Inventories	`InventoryNet`	$59.89M	USD	Point-in-time
Assets held for sale	`AssetsHeldForSaleNotPartOfDisposalGroup`	$14.16M	USD	Point-in-time
Assets held for sale	`AssetsHeldForSaleNotPartOfDisposalGroup`	$14.16M	USD	Point-in-time
Assets held for sale	`AssetsHeldForSaleNotPartOfDisposalGroup`	$15.36M	USD	Point-in-time
Assets held for sale	`AssetsHeldForSaleNotPartOfDisposalGroup`	$15.36M	USD	Point-in-time
Prepaid insurance	`PrepaidInsurance`	$1.74M	USD	Point-in-time
Prepaid insurance	`PrepaidInsurance`	$1.74M	USD	Point-in-time
Prepaid insurance	`PrepaidInsurance`	$8.00M	USD	Point-in-time
Prepaid insurance	`PrepaidInsurance`	$8.00M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$16.50M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$16.50M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$27.04M	USD	Point-in-time
Other current assets	`OtherAssetsCurrent`	$27.04M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$264.74M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$264.74M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$207.72M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$207.72M	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization`	$259.46M	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization`	$259.46M	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization`	$274.11M	USD	Point-in-time
Property, plant and equipment, net	`PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization`	$274.11M	USD	Point-in-time
Intangibles, net	`FiniteLivedIntangibleAssetsNet`	$5.47M	USD	Point-in-time
Intangibles, net	`FiniteLivedIntangibleAssetsNet`	$5.47M	USD	Point-in-time
Intangibles, net	`FiniteLivedIntangibleAssetsNet`	$4.90M	USD	Point-in-time
Intangibles, net	`FiniteLivedIntangibleAssetsNet`	$4.90M	USD	Point-in-time
Mining supplies inventory	`InventoryNoncurrent`	-	USD	Point-in-time
Mining supplies inventory	`InventoryNoncurrent`	-	USD	Point-in-time
Mining supplies inventory	`InventoryNoncurrent`	$34.55M	USD	Point-in-time
Mining supplies inventory	`InventoryNoncurrent`	$34.55M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxAssetsNet`	$14.64M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxAssetsNet`	$14.64M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxAssetsNet`	$21.13M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxAssetsNet`	$21.13M	USD	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$9.66M	USD	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$9.66M	USD	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$8.47M	USD	Point-in-time
Operating lease right-of-use assets	`OperatingLeaseRightOfUseAsset`	$8.47M	USD	Point-in-time
Equity securities	`EquitySecuritiesFVNINoncurrent`	$18.66M	USD	Point-in-time
Equity securities	`EquitySecuritiesFVNINoncurrent`	$18.66M	USD	Point-in-time
Equity securities	`EquitySecuritiesFVNINoncurrent`	$18.11M	USD	Point-in-time
Equity securities	`EquitySecuritiesFVNINoncurrent`	$18.11M	USD	Point-in-time
Other non-current assets	`OtherAssetsNoncurrent`	$25.77M	USD	Point-in-time
Other non-current assets	`OtherAssetsNoncurrent`	$25.77M	USD	Point-in-time
Other non-current assets	`OtherAssetsNoncurrent`	$31.02M	USD	Point-in-time
Other non-current assets	`OtherAssetsNoncurrent`	$31.02M	USD	Point-in-time
Total assets	`Assets`	$631.69M	USD	Point-in-time
Total assets	`Assets`	$631.69M	USD	Point-in-time
Total assets	`Assets`	$637.63M	USD	Point-in-time
Total assets	`Assets`	$637.63M	USD	Point-in-time
Current maturities of long-term debt	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$4.18M	USD	Point-in-time
Current maturities of long-term debt	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$4.18M	USD	Point-in-time
Current maturities of long-term debt	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$4.64M	USD	Point-in-time
Current maturities of long-term debt	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$4.64M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationCurrent`	$9.75M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationCurrent`	$9.75M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationCurrent`	$9.60M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationCurrent`	$9.60M	USD	Point-in-time
Accrued payroll	`AccruedSalariesCurrent`	$22.66M	USD	Point-in-time
Accrued payroll	`AccruedSalariesCurrent`	$22.66M	USD	Point-in-time
Accrued payroll	`AccruedSalariesCurrent`	$17.81M	USD	Point-in-time
Accrued payroll	`AccruedSalariesCurrent`	$17.81M	USD	Point-in-time
Excess funding liability	`ExcessFundingLiability`	-	USD	Point-in-time
Excess funding liability	`ExcessFundingLiability`	-	USD	Point-in-time
Excess funding liability	`ExcessFundingLiability`	$5.45M	USD	Point-in-time
Excess funding liability	`ExcessFundingLiability`	$5.45M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$8.75M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$8.75M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$9.02M	USD	Point-in-time
Other current liabilities	`OtherLiabilitiesCurrent`	$9.02M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$64.89M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$64.89M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$67.89M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$67.89M	USD	Point-in-time
Long-term debt	`LongTermDebtAndLeaseObligationExcludingLongTermLineOfCredit`	$25.34M	USD	Point-in-time
Long-term debt	`LongTermDebtAndLeaseObligationExcludingLongTermLineOfCredit`	$25.34M	USD	Point-in-time
Long-term debt	`LongTermDebtAndLeaseObligationExcludingLongTermLineOfCredit`	$25.52M	USD	Point-in-time
Long-term debt	`LongTermDebtAndLeaseObligationExcludingLongTermLineOfCredit`	$25.52M	USD	Point-in-time
Long-term revolving credit agreements	`LongTermLineOfCredit`	$70.00M	USD	Point-in-time
Long-term revolving credit agreements	`LongTermLineOfCredit`	$70.00M	USD	Point-in-time
Long-term revolving credit agreements	`LongTermLineOfCredit`	$50.00M	USD	Point-in-time
Long-term revolving credit agreements	`LongTermLineOfCredit`	$50.00M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$9.04M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$9.04M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$7.69M	USD	Point-in-time
Operating lease liabilities	`OperatingLeaseLiabilityNoncurrent`	$7.69M	USD	Point-in-time
Asset retirement obligations	`MineReclamationAndClosingLiabilityNoncurrent`	$39.78M	USD	Point-in-time
Asset retirement obligations	`MineReclamationAndClosingLiabilityNoncurrent`	$39.78M	USD	Point-in-time
Asset retirement obligations	`MineReclamationAndClosingLiabilityNoncurrent`	$38.71M	USD	Point-in-time
Asset retirement obligations	`MineReclamationAndClosingLiabilityNoncurrent`	$38.71M	USD	Point-in-time
Pension and other postretirement obligations	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$4.79M	USD	Point-in-time
Pension and other postretirement obligations	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$4.79M	USD	Point-in-time
Pension and other postretirement obligations	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$4.48M	USD	Point-in-time
Pension and other postretirement obligations	`PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent`	$4.48M	USD	Point-in-time
Other long-term liabilities	`OtherLiabilitiesNoncurrent`	$12.91M	USD	Point-in-time
Other long-term liabilities	`OtherLiabilitiesNoncurrent`	$12.91M	USD	Point-in-time
Other long-term liabilities	`OtherLiabilitiesNoncurrent`	$16.94M	USD	Point-in-time
Other long-term liabilities	`OtherLiabilitiesNoncurrent`	$16.94M	USD	Point-in-time
Total liabilities	`Liabilities`	$226.74M	USD	Point-in-time
Total liabilities	`Liabilities`	$226.74M	USD	Point-in-time
Total liabilities	`Liabilities`	$211.23M	USD	Point-in-time
Total liabilities	`Liabilities`	$211.23M	USD	Point-in-time
Capital in excess of par value	`AdditionalPaidInCapitalCommonStock`	$34.34M	USD	Point-in-time
Capital in excess of par value	`AdditionalPaidInCapitalCommonStock`	$34.34M	USD	Point-in-time
Capital in excess of par value	`AdditionalPaidInCapitalCommonStock`	$40.02M	USD	Point-in-time
Capital in excess of par value	`AdditionalPaidInCapitalCommonStock`	$40.02M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$373.36M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$373.36M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$388.65M	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$388.65M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-10.05M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-10.05M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-9.73M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-9.73M	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$382.34M	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$382.34M	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$381.61M	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$381.61M	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$384.09M	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$384.09M	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$397.31M	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$397.31M	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$404.95M	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$404.95M	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$409.12M	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$409.12M	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$413.12M	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$413.12M	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$426.40M	USD	Point-in-time
Total stockholders' equity	`StockholdersEquity`	$426.40M	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$631.69M	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$631.69M	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$637.63M	USD	Point-in-time
Total liabilities and equity	`LiabilitiesAndStockholdersEquity`	$637.63M	USD	Point-in-time

Income Statement 200 line items

Line Item	Tag	Value	Unit	Period
Revenues	`RevenueFromContractWithCustomerExcludingAssessedTax`	$61.66M	USD	1 Quarter
Revenues	`RevenueFromContractWithCustomerExcludingAssessedTax`	$61.66M	USD	1 Quarter
Revenues	`RevenueFromContractWithCustomerExcludingAssessedTax`	$167.29M	USD	3 Qtrs
Revenues	`RevenueFromContractWithCustomerExcludingAssessedTax`	$167.29M	USD	3 Qtrs
Revenues	`RevenueFromContractWithCustomerExcludingAssessedTax`	$76.61M	USD	1 Quarter
Revenues	`RevenueFromContractWithCustomerExcludingAssessedTax`	$76.61M	USD	1 Quarter
Revenues	`RevenueFromContractWithCustomerExcludingAssessedTax`	$210.42M	USD	3 Qtrs
Revenues	`RevenueFromContractWithCustomerExcludingAssessedTax`	$210.42M	USD	3 Qtrs
Cost of sales	`CostOfGoodsAndServicesSold`	$54.41M	USD	1 Quarter
Cost of sales	`CostOfGoodsAndServicesSold`	$54.41M	USD	1 Quarter
Cost of sales	`CostOfGoodsAndServicesSold`	$146.01M	USD	3 Qtrs
Cost of sales	`CostOfGoodsAndServicesSold`	$146.01M	USD	3 Qtrs
Cost of sales	`CostOfGoodsAndServicesSold`	$66.64M	USD	1 Quarter
Cost of sales	`CostOfGoodsAndServicesSold`	$66.64M	USD	1 Quarter
Cost of sales	`CostOfGoodsAndServicesSold`	$183.97M	USD	3 Qtrs
Cost of sales	`CostOfGoodsAndServicesSold`	$183.97M	USD	3 Qtrs
Gross profit	`GrossProfit`	$7.24M	USD	1 Quarter
Gross profit	`GrossProfit`	$7.24M	USD	1 Quarter
Gross profit	`GrossProfit`	$21.28M	USD	3 Qtrs
Gross profit	`GrossProfit`	$21.28M	USD	3 Qtrs
Gross profit	`GrossProfit`	$9.97M	USD	1 Quarter
Gross profit	`GrossProfit`	$9.97M	USD	1 Quarter
Gross profit	`GrossProfit`	$26.45M	USD	3 Qtrs
Gross profit	`GrossProfit`	$26.45M	USD	3 Qtrs
Earnings of unconsolidated operations	`EarningsOfUnconsolidatedMines`	$15.15M	USD	1 Quarter
Earnings of unconsolidated operations	`EarningsOfUnconsolidatedMines`	$15.15M	USD	1 Quarter
Earnings of unconsolidated operations	`EarningsOfUnconsolidatedMines`	$42.05M	USD	3 Qtrs
Earnings of unconsolidated operations	`EarningsOfUnconsolidatedMines`	$42.05M	USD	3 Qtrs
Earnings of unconsolidated operations	`EarningsOfUnconsolidatedMines`	$16.49M	USD	1 Quarter
Earnings of unconsolidated operations	`EarningsOfUnconsolidatedMines`	$16.49M	USD	1 Quarter
Earnings of unconsolidated operations	`EarningsOfUnconsolidatedMines`	$45.62M	USD	3 Qtrs
Earnings of unconsolidated operations	`EarningsOfUnconsolidatedMines`	$45.62M	USD	3 Qtrs
Business interruption insurance recoveries	`GainOnBusinessInterruptionInsuranceRecovery`	$13.61M	USD	1 Quarter
Business interruption insurance recoveries	`GainOnBusinessInterruptionInsuranceRecovery`	$13.61M	USD	1 Quarter
Business interruption insurance recoveries	`GainOnBusinessInterruptionInsuranceRecovery`	$13.61M	USD	3 Qtrs
Business interruption insurance recoveries	`GainOnBusinessInterruptionInsuranceRecovery`	$13.61M	USD	3 Qtrs
Business interruption insurance recoveries	`GainOnBusinessInterruptionInsuranceRecovery`	-	USD	1 Quarter
Business interruption insurance recoveries	`GainOnBusinessInterruptionInsuranceRecovery`	-	USD	1 Quarter
Business interruption insurance recoveries	`GainOnBusinessInterruptionInsuranceRecovery`	-	USD	3 Qtrs
Business interruption insurance recoveries	`GainOnBusinessInterruptionInsuranceRecovery`	-	USD	3 Qtrs
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$16.49M	USD	1 Quarter
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$16.49M	USD	1 Quarter
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$49.66M	USD	3 Qtrs
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$49.66M	USD	3 Qtrs
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$19.55M	USD	1 Quarter
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$19.55M	USD	1 Quarter
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$57.19M	USD	3 Qtrs
Selling, general and administrative expenses	`SellingGeneralAndAdministrativeExpense`	$57.19M	USD	3 Qtrs
Amortization of intangible assets	`AmortizationOfIntangibleAssets`	$131.00K	USD	1 Quarter
Amortization of intangible assets	`AmortizationOfIntangibleAssets`	$131.00K	USD	1 Quarter
Amortization of intangible assets	`AmortizationOfIntangibleAssets`	$373.00K	USD	3 Qtrs
Amortization of intangible assets	`AmortizationOfIntangibleAssets`	$373.00K	USD	3 Qtrs
Amortization of intangible assets	`AmortizationOfIntangibleAssets`	$167.00K	USD	1 Quarter
Amortization of intangible assets	`AmortizationOfIntangibleAssets`	$167.00K	USD	1 Quarter
Amortization of intangible assets	`AmortizationOfIntangibleAssets`	$574.00K	USD	3 Qtrs
Amortization of intangible assets	`AmortizationOfIntangibleAssets`	$574.00K	USD	3 Qtrs
Gain on sale of assets	`GainLossOnDispositionOfAssets`	$306.00K	USD	1 Quarter
Gain on sale of assets	`GainLossOnDispositionOfAssets`	$306.00K	USD	1 Quarter
Gain on sale of assets	`GainLossOnDispositionOfAssets`	$4.91M	USD	3 Qtrs
Gain on sale of assets	`GainLossOnDispositionOfAssets`	$4.91M	USD	3 Qtrs
Gain on sale of assets	`GainLossOnDispositionOfAssets`	$28.00K	USD	1 Quarter
Gain on sale of assets	`GainLossOnDispositionOfAssets`	$28.00K	USD	1 Quarter
Gain on sale of assets	`GainLossOnDispositionOfAssets`	$109.00K	USD	3 Qtrs
Gain on sale of assets	`GainLossOnDispositionOfAssets`	$109.00K	USD	3 Qtrs
Operating expenses	`OtherCostAndExpenseOperating`	$16.31M	USD	1 Quarter
Operating expenses	`OtherCostAndExpenseOperating`	$16.31M	USD	1 Quarter
Operating expenses	`OtherCostAndExpenseOperating`	$45.12M	USD	3 Qtrs
Operating expenses	`OtherCostAndExpenseOperating`	$45.12M	USD	3 Qtrs
Operating expenses	`OtherCostAndExpenseOperating`	$19.69M	USD	1 Quarter
Operating expenses	`OtherCostAndExpenseOperating`	$19.69M	USD	1 Quarter
Operating expenses	`OtherCostAndExpenseOperating`	$57.66M	USD	3 Qtrs
Operating expenses	`OtherCostAndExpenseOperating`	$57.66M	USD	3 Qtrs
Operating profit	`OperatingIncomeLoss`	$19.70M	USD	1 Quarter
Operating profit	`OperatingIncomeLoss`	$19.70M	USD	1 Quarter
Operating profit	`OperatingIncomeLoss`	$31.82M	USD	3 Qtrs
Operating profit	`OperatingIncomeLoss`	$31.82M	USD	3 Qtrs
Operating profit	`OperatingIncomeLoss`	$6.78M	USD	1 Quarter
Operating profit	`OperatingIncomeLoss`	$6.78M	USD	1 Quarter
Operating profit	`OperatingIncomeLoss`	$14.41M	USD	3 Qtrs
Operating profit	`OperatingIncomeLoss`	$14.41M	USD	3 Qtrs
Interest expense	`InterestExpenseNonoperating`	$1.39M	USD	1 Quarter
Interest expense	`InterestExpenseNonoperating`	$1.39M	USD	1 Quarter
Interest expense	`InterestExpenseNonoperating`	$3.81M	USD	3 Qtrs
Interest expense	`InterestExpenseNonoperating`	$3.81M	USD	3 Qtrs
Interest expense	`InterestExpenseNonoperating`	$1.09M	USD	1 Quarter
Interest expense	`InterestExpenseNonoperating`	$1.09M	USD	1 Quarter
Interest expense	`InterestExpenseNonoperating`	$4.80M	USD	3 Qtrs
Interest expense	`InterestExpenseNonoperating`	$4.80M	USD	3 Qtrs
Interest income	`InvestmentIncomeNonoperating`	$1.08M	USD	1 Quarter
Interest income	`InvestmentIncomeNonoperating`	$1.08M	USD	1 Quarter
Interest income	`InvestmentIncomeNonoperating`	$3.25M	USD	3 Qtrs
Interest income	`InvestmentIncomeNonoperating`	$3.25M	USD	3 Qtrs
Interest income	`InvestmentIncomeNonoperating`	$708.00K	USD	1 Quarter
Interest income	`InvestmentIncomeNonoperating`	$708.00K	USD	1 Quarter
Interest income	`InvestmentIncomeNonoperating`	$2.34M	USD	3 Qtrs
Interest income	`InvestmentIncomeNonoperating`	$2.34M	USD	3 Qtrs
Closed mine obligations	`NonoperatingIncomeExpenseClosedMineObligations`	$463.00K	USD	1 Quarter
Closed mine obligations	`NonoperatingIncomeExpenseClosedMineObligations`	$463.00K	USD	1 Quarter
Closed mine obligations	`NonoperatingIncomeExpenseClosedMineObligations`	$1.39M	USD	3 Qtrs
Closed mine obligations	`NonoperatingIncomeExpenseClosedMineObligations`	$1.39M	USD	3 Qtrs
Closed mine obligations	`NonoperatingIncomeExpenseClosedMineObligations`	$478.00K	USD	1 Quarter
Closed mine obligations	`NonoperatingIncomeExpenseClosedMineObligations`	$478.00K	USD	1 Quarter
Closed mine obligations	`NonoperatingIncomeExpenseClosedMineObligations`	$1.45M	USD	3 Qtrs
Closed mine obligations	`NonoperatingIncomeExpenseClosedMineObligations`	$1.45M	USD	3 Qtrs
(Gain) loss on equity securities	`EquitySecuritiesFvNiRealizedGainLoss`	$442.00K	USD	1 Quarter
(Gain) loss on equity securities	`EquitySecuritiesFvNiRealizedGainLoss`	$442.00K	USD	1 Quarter
(Gain) loss on equity securities	`EquitySecuritiesFvNiRealizedGainLoss`	$1.22M	USD	3 Qtrs
(Gain) loss on equity securities	`EquitySecuritiesFvNiRealizedGainLoss`	$1.22M	USD	3 Qtrs
(Gain) loss on equity securities	`EquitySecuritiesFvNiRealizedGainLoss`	$284.00K	USD	1 Quarter
(Gain) loss on equity securities	`EquitySecuritiesFvNiRealizedGainLoss`	$284.00K	USD	1 Quarter
(Gain) loss on equity securities	`EquitySecuritiesFvNiRealizedGainLoss`	$-237.00K	USD	3 Qtrs
(Gain) loss on equity securities	`EquitySecuritiesFvNiRealizedGainLoss`	$-237.00K	USD	3 Qtrs
Gain on settlement of excess funding liability	`GainLossSettlementOfExcessFundingLiability`	-	USD	1 Quarter
Gain on settlement of excess funding liability	`GainLossSettlementOfExcessFundingLiability`	-	USD	1 Quarter
Gain on settlement of excess funding liability	`GainLossSettlementOfExcessFundingLiability`	-	USD	3 Qtrs
Gain on settlement of excess funding liability	`GainLossSettlementOfExcessFundingLiability`	-	USD	3 Qtrs
Gain on settlement of excess funding liability	`GainLossSettlementOfExcessFundingLiability`	-	USD	1 Quarter
Gain on settlement of excess funding liability	`GainLossSettlementOfExcessFundingLiability`	-	USD	1 Quarter
Gain on settlement of excess funding liability	`GainLossSettlementOfExcessFundingLiability`	$3.59M	USD	3 Qtrs
Gain on settlement of excess funding liability	`GainLossSettlementOfExcessFundingLiability`	$3.59M	USD	3 Qtrs
Other, net	`OtherNonoperatingIncomeExpense`	$-244.00K	USD	1 Quarter
Other, net	`OtherNonoperatingIncomeExpense`	$-244.00K	USD	1 Quarter
Other, net	`OtherNonoperatingIncomeExpense`	$-160.00K	USD	3 Qtrs
Other, net	`OtherNonoperatingIncomeExpense`	$-160.00K	USD	3 Qtrs
Other, net	`OtherNonoperatingIncomeExpense`	$-247.00K	USD	1 Quarter
Other, net	`OtherNonoperatingIncomeExpense`	$-247.00K	USD	1 Quarter
Other, net	`OtherNonoperatingIncomeExpense`	$-767.00K	USD	3 Qtrs
Other, net	`OtherNonoperatingIncomeExpense`	$-767.00K	USD	3 Qtrs
Other (income) expense	`NonoperatingIncomeExpense`	$-567.00K	USD	1 Quarter
Other (income) expense	`NonoperatingIncomeExpense`	$-567.00K	USD	1 Quarter
Other (income) expense	`NonoperatingIncomeExpense`	$-889.00K	USD	3 Qtrs
Other (income) expense	`NonoperatingIncomeExpense`	$-889.00K	USD	3 Qtrs
Other (income) expense	`NonoperatingIncomeExpense`	$-820.00K	USD	1 Quarter
Other (income) expense	`NonoperatingIncomeExpense`	$-820.00K	USD	1 Quarter
Other (income) expense	`NonoperatingIncomeExpense`	$-1.33M	USD	3 Qtrs
Other (income) expense	`NonoperatingIncomeExpense`	$-1.33M	USD	3 Qtrs
Income before income tax (benefit) provision	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$19.13M	USD	1 Quarter
Income before income tax (benefit) provision	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$19.13M	USD	1 Quarter
Income before income tax (benefit) provision	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$30.93M	USD	3 Qtrs
Income before income tax (benefit) provision	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$30.93M	USD	3 Qtrs
Income before income tax (benefit) provision	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$5.96M	USD	1 Quarter
Income before income tax (benefit) provision	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$5.96M	USD	1 Quarter
Income before income tax (benefit) provision	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$13.08M	USD	3 Qtrs
Income before income tax (benefit) provision	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$13.08M	USD	3 Qtrs
Income tax (benefit) provision	`IncomeTaxExpenseBenefit`	$3.50M	USD	1 Quarter
Income tax (benefit) provision	`IncomeTaxExpenseBenefit`	$3.50M	USD	1 Quarter
Income tax (benefit) provision	`IncomeTaxExpenseBenefit`	$4.76M	USD	3 Qtrs
Income tax (benefit) provision	`IncomeTaxExpenseBenefit`	$4.76M	USD	3 Qtrs
Income tax (benefit) provision	`IncomeTaxExpenseBenefit`	$-7.30M	USD	1 Quarter
Income tax (benefit) provision	`IncomeTaxExpenseBenefit`	$-7.30M	USD	1 Quarter
Income tax (benefit) provision	`IncomeTaxExpenseBenefit`	$-8.34M	USD	3 Qtrs
Income tax (benefit) provision	`IncomeTaxExpenseBenefit`	$-8.34M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$4.57M	USD	1 Quarter
Net income	`NetIncomeLoss`	$4.57M	USD	1 Quarter
Net income	`NetIncomeLoss`	$5.97M	USD	1 Quarter
Net income	`NetIncomeLoss`	$5.97M	USD	1 Quarter
Net income	`NetIncomeLoss`	$15.63M	USD	1 Quarter
Net income	`NetIncomeLoss`	$15.63M	USD	1 Quarter
Net income	`NetIncomeLoss`	$26.18M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$26.18M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$4.90M	USD	1 Quarter
Net income	`NetIncomeLoss`	$4.90M	USD	1 Quarter
Net income	`NetIncomeLoss`	$3.26M	USD	1 Quarter
Net income	`NetIncomeLoss`	$3.26M	USD	1 Quarter
Net income	`NetIncomeLoss`	$13.25M	USD	1 Quarter
Net income	`NetIncomeLoss`	$13.25M	USD	1 Quarter
Net income	`NetIncomeLoss`	$21.41M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$21.41M	USD	3 Qtrs
Basic earnings per share (in dollars per share)	`EarningsPerShareBasic`	$2.14	USD	1 Quarter
Basic earnings per share (in dollars per share)	`EarningsPerShareBasic`	$2.14	USD	1 Quarter
Basic earnings per share (in dollars per share)	`EarningsPerShareBasic`	$3.55	USD	3 Qtrs
Basic earnings per share (in dollars per share)	`EarningsPerShareBasic`	$3.55	USD	3 Qtrs
Basic earnings per share (in dollars per share)	`EarningsPerShareBasic`	$1.78	USD	1 Quarter
Basic earnings per share (in dollars per share)	`EarningsPerShareBasic`	$1.78	USD	1 Quarter
Basic earnings per share (in dollars per share)	`EarningsPerShareBasic`	$2.89	USD	3 Qtrs
Basic earnings per share (in dollars per share)	`EarningsPerShareBasic`	$2.89	USD	3 Qtrs
Diluted earnings per share (in dollars per share)	`EarningsPerShareDiluted`	$2.14	USD	1 Quarter
Diluted earnings per share (in dollars per share)	`EarningsPerShareDiluted`	$2.14	USD	1 Quarter
Diluted earnings per share (in dollars per share)	`EarningsPerShareDiluted`	$3.54	USD	3 Qtrs
Diluted earnings per share (in dollars per share)	`EarningsPerShareDiluted`	$3.54	USD	3 Qtrs
Diluted earnings per share (in dollars per share)	`EarningsPerShareDiluted`	$1.78	USD	1 Quarter
Diluted earnings per share (in dollars per share)	`EarningsPerShareDiluted`	$1.78	USD	1 Quarter
Diluted earnings per share (in dollars per share)	`EarningsPerShareDiluted`	$2.87	USD	3 Qtrs
Diluted earnings per share (in dollars per share)	`EarningsPerShareDiluted`	$2.87	USD	3 Qtrs
Basic weighted average shares outstanding (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	7.31M	shares	1 Quarter
Basic weighted average shares outstanding (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	7.31M	shares	1 Quarter
Basic weighted average shares outstanding (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	7.38M	shares	3 Qtrs
Basic weighted average shares outstanding (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	7.38M	shares	3 Qtrs
Basic weighted average shares outstanding (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	7.45M	shares	1 Quarter
Basic weighted average shares outstanding (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	7.45M	shares	1 Quarter
Basic weighted average shares outstanding (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	7.42M	shares	3 Qtrs
Basic weighted average shares outstanding (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	7.42M	shares	3 Qtrs
Diluted weighted average shares outstanding (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	7.31M	shares	1 Quarter
Diluted weighted average shares outstanding (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	7.31M	shares	1 Quarter
Diluted weighted average shares outstanding (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	7.39M	shares	3 Qtrs
Diluted weighted average shares outstanding (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	7.39M	shares	3 Qtrs
Diluted weighted average shares outstanding (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	7.45M	shares	1 Quarter
Diluted weighted average shares outstanding (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	7.45M	shares	1 Quarter
Diluted weighted average shares outstanding (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	7.45M	shares	3 Qtrs
Diluted weighted average shares outstanding (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	7.45M	shares	3 Qtrs

Cash Flow Statement 68 line items

Line Item	Tag	Value	Unit	Period
Net cash provided by (used for) operating activities	`NetCashProvidedByUsedInOperatingActivities`	$-2.88M	USD	3 Qtrs
Net cash provided by (used for) operating activities	`NetCashProvidedByUsedInOperatingActivities`	$-2.88M	USD	3 Qtrs
Net cash provided by (used for) operating activities	`NetCashProvidedByUsedInOperatingActivities`	$39.50M	USD	3 Qtrs
Net cash provided by (used for) operating activities	`NetCashProvidedByUsedInOperatingActivities`	$39.50M	USD	3 Qtrs
Expenditures for property, plant and equipment and acquisition of mineral interests	`PaymentsToAcquirePropertyPlantAndEquipmentAndMineralRights`	$8.30M	USD	1 Quarter
Expenditures for property, plant and equipment and acquisition of mineral interests	`PaymentsToAcquirePropertyPlantAndEquipmentAndMineralRights`	$8.30M	USD	1 Quarter
Expenditures for property, plant and equipment and acquisition of mineral interests	`PaymentsToAcquirePropertyPlantAndEquipmentAndMineralRights`	$30.70M	USD	3 Qtrs
Expenditures for property, plant and equipment and acquisition of mineral interests	`PaymentsToAcquirePropertyPlantAndEquipmentAndMineralRights`	$30.70M	USD	3 Qtrs
Expenditures for property, plant and equipment and acquisition of mineral interests	`PaymentsToAcquirePropertyPlantAndEquipmentAndMineralRights`	$22.39M	USD	1 Quarter
Expenditures for property, plant and equipment and acquisition of mineral interests	`PaymentsToAcquirePropertyPlantAndEquipmentAndMineralRights`	$22.39M	USD	1 Quarter
Expenditures for property, plant and equipment and acquisition of mineral interests	`PaymentsToAcquirePropertyPlantAndEquipmentAndMineralRights`	$34.34M	USD	3 Qtrs
Expenditures for property, plant and equipment and acquisition of mineral interests	`PaymentsToAcquirePropertyPlantAndEquipmentAndMineralRights`	$34.34M	USD	3 Qtrs
Proceeds from the sale of property, plant and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$416.00K	USD	3 Qtrs
Proceeds from the sale of property, plant and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$416.00K	USD	3 Qtrs
Proceeds from the sale of property, plant and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$392.00K	USD	3 Qtrs
Proceeds from the sale of property, plant and equipment	`ProceedsFromSaleOfPropertyPlantAndEquipment`	$392.00K	USD	3 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$774.00K	USD	3 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$774.00K	USD	3 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$-1.14M	USD	3 Qtrs
Other	`PaymentsForProceedsFromOtherInvestingActivities`	$-1.14M	USD	3 Qtrs
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-31.05M	USD	3 Qtrs
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-31.05M	USD	3 Qtrs
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-32.81M	USD	3 Qtrs
Net cash used for investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-32.81M	USD	3 Qtrs
Additions to long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$3.09M	USD	3 Qtrs
Additions to long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$3.09M	USD	3 Qtrs
Additions to long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$2.77M	USD	3 Qtrs
Additions to long-term debt	`ProceedsFromIssuanceOfLongTermDebt`	$2.77M	USD	3 Qtrs
Reductions of long-term debt	`RepaymentsOfLongTermDebt`	$3.89M	USD	3 Qtrs
Reductions of long-term debt	`RepaymentsOfLongTermDebt`	$3.89M	USD	3 Qtrs
Reductions of long-term debt	`RepaymentsOfLongTermDebt`	$3.49M	USD	3 Qtrs
Reductions of long-term debt	`RepaymentsOfLongTermDebt`	$3.49M	USD	3 Qtrs
Net (reductions) additions to revolving credit agreements	`LineOfCreditFacilityIncreaseDecreaseForPeriodNet`	$-27.22M	USD	3 Qtrs
Net (reductions) additions to revolving credit agreements	`LineOfCreditFacilityIncreaseDecreaseForPeriodNet`	$-27.22M	USD	3 Qtrs
Net (reductions) additions to revolving credit agreements	`LineOfCreditFacilityIncreaseDecreaseForPeriodNet`	$20.00M	USD	3 Qtrs
Net (reductions) additions to revolving credit agreements	`LineOfCreditFacilityIncreaseDecreaseForPeriodNet`	$20.00M	USD	3 Qtrs
Cash dividends paid	`PaymentsOfDividends`	$4.96M	USD	3 Qtrs
Cash dividends paid	`PaymentsOfDividends`	$4.96M	USD	3 Qtrs
Cash dividends paid	`PaymentsOfDividends`	$5.45M	USD	3 Qtrs
Cash dividends paid	`PaymentsOfDividends`	$5.45M	USD	3 Qtrs
Purchase of treasury shares	`PaymentsForRepurchaseOfCommonStock`	$9.58M	USD	3 Qtrs
Purchase of treasury shares	`PaymentsForRepurchaseOfCommonStock`	$9.58M	USD	3 Qtrs
Purchase of treasury shares	`PaymentsForRepurchaseOfCommonStock`	$695.00K	USD	3 Qtrs
Purchase of treasury shares	`PaymentsForRepurchaseOfCommonStock`	$695.00K	USD	3 Qtrs
Net cash (used for) provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$11.88M	USD	3 Qtrs
Net cash (used for) provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$11.88M	USD	3 Qtrs
Net cash (used for) provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-26.87M	USD	3 Qtrs
Net cash (used for) provided by financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-26.87M	USD	3 Qtrs
Total decrease for the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-22.06M	USD	3 Qtrs
Total decrease for the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-22.06M	USD	3 Qtrs
Total decrease for the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-20.18M	USD	3 Qtrs
Total decrease for the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-20.18M	USD	3 Qtrs
Balance at the beginning of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$85.11M	USD	Point-in-time
Balance at the beginning of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$85.11M	USD	Point-in-time
Balance at the beginning of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$63.05M	USD	Point-in-time
Balance at the beginning of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$63.05M	USD	Point-in-time
Balance at the beginning of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$72.83M	USD	Point-in-time
Balance at the beginning of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$72.83M	USD	Point-in-time
Balance at the beginning of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$52.66M	USD	Point-in-time
Balance at the beginning of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$52.66M	USD	Point-in-time
Balance at the end of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$85.11M	USD	Point-in-time
Balance at the end of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$85.11M	USD	Point-in-time
Balance at the end of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$63.05M	USD	Point-in-time
Balance at the end of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$63.05M	USD	Point-in-time
Balance at the end of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$72.83M	USD	Point-in-time
Balance at the end of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$72.83M	USD	Point-in-time
Balance at the end of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$52.66M	USD	Point-in-time
Balance at the end of the period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$52.66M	USD	Point-in-time

Stockholders Equity 106 line items

Line Item	Tag	Value	Unit	Period
Cash dividends on common stock (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.22	USD	1 Quarter
Cash dividends on common stock (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.22	USD	1 Quarter
Cash dividends on common stock (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.23	USD	1 Quarter
Cash dividends on common stock (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.23	USD	1 Quarter
Cash dividends on common stock (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.23	USD	1 Quarter
Cash dividends on common stock (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.23	USD	1 Quarter
Cash dividends on common stock (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.23	USD	1 Quarter
Cash dividends on common stock (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.23	USD	1 Quarter
Cash dividends on common stock (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.25	USD	1 Quarter
Cash dividends on common stock (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.25	USD	1 Quarter
Cash dividends on common stock (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.25	USD	1 Quarter
Cash dividends on common stock (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.25	USD	1 Quarter
Balance, beginning of period	`StockholdersEquity`	$382.34M	USD	Point-in-time
Balance, beginning of period	`StockholdersEquity`	$382.34M	USD	Point-in-time
Balance, beginning of period	`StockholdersEquity`	$381.61M	USD	Point-in-time
Balance, beginning of period	`StockholdersEquity`	$381.61M	USD	Point-in-time
Balance, beginning of period	`StockholdersEquity`	$384.09M	USD	Point-in-time
Balance, beginning of period	`StockholdersEquity`	$384.09M	USD	Point-in-time
Balance, beginning of period	`StockholdersEquity`	$397.31M	USD	Point-in-time
Balance, beginning of period	`StockholdersEquity`	$397.31M	USD	Point-in-time
Balance, beginning of period	`StockholdersEquity`	$404.95M	USD	Point-in-time
Balance, beginning of period	`StockholdersEquity`	$404.95M	USD	Point-in-time
Balance, beginning of period	`StockholdersEquity`	$409.12M	USD	Point-in-time
Balance, beginning of period	`StockholdersEquity`	$409.12M	USD	Point-in-time
Balance, beginning of period	`StockholdersEquity`	$413.12M	USD	Point-in-time
Balance, beginning of period	`StockholdersEquity`	$413.12M	USD	Point-in-time
Balance, beginning of period	`StockholdersEquity`	$426.40M	USD	Point-in-time
Balance, beginning of period	`StockholdersEquity`	$426.40M	USD	Point-in-time
Stock-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$531.00K	USD	1 Quarter
Stock-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$531.00K	USD	1 Quarter
Stock-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$1.39M	USD	1 Quarter
Stock-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$1.39M	USD	1 Quarter
Stock-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$1.18M	USD	1 Quarter
Stock-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$1.18M	USD	1 Quarter
Stock-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$1.55M	USD	1 Quarter
Stock-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$1.55M	USD	1 Quarter
Stock-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$2.51M	USD	1 Quarter
Stock-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$2.51M	USD	1 Quarter
Stock-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$1.80M	USD	1 Quarter
Stock-based compensation	`StockIssuedDuringPeriodValueShareBasedCompensation`	$1.80M	USD	1 Quarter
Purchase of treasury shares	`TreasuryStockValueAcquiredParValueMethod`	$4.27M	USD	1 Quarter
Purchase of treasury shares	`TreasuryStockValueAcquiredParValueMethod`	$4.27M	USD	1 Quarter
Purchase of treasury shares	`TreasuryStockValueAcquiredParValueMethod`	$3.29M	USD	1 Quarter
Purchase of treasury shares	`TreasuryStockValueAcquiredParValueMethod`	$3.29M	USD	1 Quarter
Purchase of treasury shares	`TreasuryStockValueAcquiredParValueMethod`	$2.02M	USD	1 Quarter
Purchase of treasury shares	`TreasuryStockValueAcquiredParValueMethod`	$2.02M	USD	1 Quarter
Purchase of treasury shares	`TreasuryStockValueAcquiredParValueMethod`	$695.00K	USD	1 Quarter
Purchase of treasury shares	`TreasuryStockValueAcquiredParValueMethod`	$695.00K	USD	1 Quarter
Conversion of Class B to Class A shares	`StockIssuedDuringPeriodValueConversionOfConvertibleSecurities`	-	USD	1 Quarter
Conversion of Class B to Class A shares	`StockIssuedDuringPeriodValueConversionOfConvertibleSecurities`	-	USD	1 Quarter
Net income	`NetIncomeLoss`	$4.57M	USD	1 Quarter
Net income	`NetIncomeLoss`	$4.57M	USD	1 Quarter
Net income	`NetIncomeLoss`	$5.97M	USD	1 Quarter
Net income	`NetIncomeLoss`	$5.97M	USD	1 Quarter
Net income	`NetIncomeLoss`	$15.63M	USD	1 Quarter
Net income	`NetIncomeLoss`	$15.63M	USD	1 Quarter
Net income	`NetIncomeLoss`	$26.18M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$26.18M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$4.90M	USD	1 Quarter
Net income	`NetIncomeLoss`	$4.90M	USD	1 Quarter
Net income	`NetIncomeLoss`	$3.26M	USD	1 Quarter
Net income	`NetIncomeLoss`	$3.26M	USD	1 Quarter
Net income	`NetIncomeLoss`	$13.25M	USD	1 Quarter
Net income	`NetIncomeLoss`	$13.25M	USD	1 Quarter
Net income	`NetIncomeLoss`	$21.41M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$21.41M	USD	3 Qtrs
Cash dividends on Class A and Class B common stock	`DividendsCommonStockCash`	$1.63M	USD	1 Quarter
Cash dividends on Class A and Class B common stock	`DividendsCommonStockCash`	$1.63M	USD	1 Quarter
Cash dividends on Class A and Class B common stock	`DividendsCommonStockCash`	$1.68M	USD	1 Quarter
Cash dividends on Class A and Class B common stock	`DividendsCommonStockCash`	$1.68M	USD	1 Quarter
Cash dividends on Class A and Class B common stock	`DividendsCommonStockCash`	$1.66M	USD	1 Quarter
Cash dividends on Class A and Class B common stock	`DividendsCommonStockCash`	$1.66M	USD	1 Quarter
Cash dividends on Class A and Class B common stock	`DividendsCommonStockCash`	$1.69M	USD	1 Quarter
Cash dividends on Class A and Class B common stock	`DividendsCommonStockCash`	$1.69M	USD	1 Quarter
Cash dividends on Class A and Class B common stock	`DividendsCommonStockCash`	$1.88M	USD	1 Quarter
Cash dividends on Class A and Class B common stock	`DividendsCommonStockCash`	$1.88M	USD	1 Quarter
Cash dividends on Class A and Class B common stock	`DividendsCommonStockCash`	$1.88M	USD	1 Quarter
Cash dividends on Class A and Class B common stock	`DividendsCommonStockCash`	$1.88M	USD	1 Quarter
Reclassification adjustment to net income, net of tax	`ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax`	$-76.00K	USD	1 Quarter
Reclassification adjustment to net income, net of tax	`ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax`	$-76.00K	USD	1 Quarter
Reclassification adjustment to net income, net of tax	`ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax`	$-77.00K	USD	1 Quarter
Reclassification adjustment to net income, net of tax	`ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax`	$-77.00K	USD	1 Quarter
Reclassification adjustment to net income, net of tax	`ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax`	$-78.00K	USD	1 Quarter
Reclassification adjustment to net income, net of tax	`ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax`	$-78.00K	USD	1 Quarter
Reclassification adjustment to net income, net of tax	`ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax`	$-109.00K	USD	1 Quarter
Reclassification adjustment to net income, net of tax	`ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax`	$-109.00K	USD	1 Quarter
Reclassification adjustment to net income, net of tax	`ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax`	$-108.00K	USD	1 Quarter
Reclassification adjustment to net income, net of tax	`ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax`	$-108.00K	USD	1 Quarter
Reclassification adjustment to net income, net of tax	`ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax`	$-109.00K	USD	1 Quarter
Reclassification adjustment to net income, net of tax	`ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax`	$-109.00K	USD	1 Quarter
Balance, end of period	`StockholdersEquity`	$382.34M	USD	Point-in-time
Balance, end of period	`StockholdersEquity`	$382.34M	USD	Point-in-time
Balance, end of period	`StockholdersEquity`	$381.61M	USD	Point-in-time
Balance, end of period	`StockholdersEquity`	$381.61M	USD	Point-in-time
Balance, end of period	`StockholdersEquity`	$384.09M	USD	Point-in-time
Balance, end of period	`StockholdersEquity`	$384.09M	USD	Point-in-time
Balance, end of period	`StockholdersEquity`	$397.31M	USD	Point-in-time
Balance, end of period	`StockholdersEquity`	$397.31M	USD	Point-in-time
Balance, end of period	`StockholdersEquity`	$404.95M	USD	Point-in-time
Balance, end of period	`StockholdersEquity`	$404.95M	USD	Point-in-time
Balance, end of period	`StockholdersEquity`	$409.12M	USD	Point-in-time
Balance, end of period	`StockholdersEquity`	$409.12M	USD	Point-in-time
Balance, end of period	`StockholdersEquity`	$413.12M	USD	Point-in-time
Balance, end of period	`StockholdersEquity`	$413.12M	USD	Point-in-time
Balance, end of period	`StockholdersEquity`	$426.40M	USD	Point-in-time
Balance, end of period	`StockholdersEquity`	$426.40M	USD	Point-in-time

Comprehensive Income 48 line items

Line Item	Tag	Value	Unit	Period
Net income	`NetIncomeLoss`	$4.57M	USD	1 Quarter
Net income	`NetIncomeLoss`	$4.57M	USD	1 Quarter
Net income	`NetIncomeLoss`	$5.97M	USD	1 Quarter
Net income	`NetIncomeLoss`	$5.97M	USD	1 Quarter
Net income	`NetIncomeLoss`	$15.63M	USD	1 Quarter
Net income	`NetIncomeLoss`	$15.63M	USD	1 Quarter
Net income	`NetIncomeLoss`	$26.18M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$26.18M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$4.90M	USD	1 Quarter
Net income	`NetIncomeLoss`	$4.90M	USD	1 Quarter
Net income	`NetIncomeLoss`	$3.26M	USD	1 Quarter
Net income	`NetIncomeLoss`	$3.26M	USD	1 Quarter
Net income	`NetIncomeLoss`	$13.25M	USD	1 Quarter
Net income	`NetIncomeLoss`	$13.25M	USD	1 Quarter
Net income	`NetIncomeLoss`	$21.41M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$21.41M	USD	3 Qtrs
Reclassification of pension and postretirement adjustments into earnings, tax benefit	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax`	$-20.00K	USD	1 Quarter
Reclassification of pension and postretirement adjustments into earnings, tax benefit	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax`	$-20.00K	USD	1 Quarter
Reclassification of pension and postretirement adjustments into earnings, tax benefit	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax`	$-68.00K	USD	3 Qtrs
Reclassification of pension and postretirement adjustments into earnings, tax benefit	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax`	$-68.00K	USD	3 Qtrs
Reclassification of pension and postretirement adjustments into earnings, tax benefit	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax`	$-32.00K	USD	1 Quarter
Reclassification of pension and postretirement adjustments into earnings, tax benefit	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax`	$-32.00K	USD	1 Quarter
Reclassification of pension and postretirement adjustments into earnings, tax benefit	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax`	$-97.00K	USD	3 Qtrs
Reclassification of pension and postretirement adjustments into earnings, tax benefit	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax`	$-97.00K	USD	3 Qtrs
Reclassification of pension and postretirement adjustments into earnings, net of $32 and $97 tax benefit in the three and nine months ended September 30, 2025, respectively, and net of $20 and $68 tax benefit in the three and nine months ended September 30, 2024, respectively.	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-78.00K	USD	1 Quarter
Reclassification of pension and postretirement adjustments into earnings, net of $32 and $97 tax benefit in the three and nine months ended September 30, 2025, respectively, and net of $20 and $68 tax benefit in the three and nine months ended September 30, 2024, respectively.	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-78.00K	USD	1 Quarter
Reclassification of pension and postretirement adjustments into earnings, net of $32 and $97 tax benefit in the three and nine months ended September 30, 2025, respectively, and net of $20 and $68 tax benefit in the three and nine months ended September 30, 2024, respectively.	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-231.00K	USD	3 Qtrs
Reclassification of pension and postretirement adjustments into earnings, net of $32 and $97 tax benefit in the three and nine months ended September 30, 2025, respectively, and net of $20 and $68 tax benefit in the three and nine months ended September 30, 2024, respectively.	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-231.00K	USD	3 Qtrs
Reclassification of pension and postretirement adjustments into earnings, net of $32 and $97 tax benefit in the three and nine months ended September 30, 2025, respectively, and net of $20 and $68 tax benefit in the three and nine months ended September 30, 2024, respectively.	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-109.00K	USD	1 Quarter
Reclassification of pension and postretirement adjustments into earnings, net of $32 and $97 tax benefit in the three and nine months ended September 30, 2025, respectively, and net of $20 and $68 tax benefit in the three and nine months ended September 30, 2024, respectively.	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-109.00K	USD	1 Quarter
Reclassification of pension and postretirement adjustments into earnings, net of $32 and $97 tax benefit in the three and nine months ended September 30, 2025, respectively, and net of $20 and $68 tax benefit in the three and nine months ended September 30, 2024, respectively.	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-326.00K	USD	3 Qtrs
Reclassification of pension and postretirement adjustments into earnings, net of $32 and $97 tax benefit in the three and nine months ended September 30, 2025, respectively, and net of $20 and $68 tax benefit in the three and nine months ended September 30, 2024, respectively.	`OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax`	$-326.00K	USD	3 Qtrs
Total other comprehensive income	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$78.00K	USD	1 Quarter
Total other comprehensive income	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$78.00K	USD	1 Quarter
Total other comprehensive income	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$231.00K	USD	3 Qtrs
Total other comprehensive income	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$231.00K	USD	3 Qtrs
Total other comprehensive income	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$109.00K	USD	1 Quarter
Total other comprehensive income	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$109.00K	USD	1 Quarter
Total other comprehensive income	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$326.00K	USD	3 Qtrs
Total other comprehensive income	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$326.00K	USD	3 Qtrs
Comprehensive income	`ComprehensiveIncomeNetOfTax`	$15.71M	USD	1 Quarter
Comprehensive income	`ComprehensiveIncomeNetOfTax`	$15.71M	USD	1 Quarter
Comprehensive income	`ComprehensiveIncomeNetOfTax`	$26.41M	USD	3 Qtrs
Comprehensive income	`ComprehensiveIncomeNetOfTax`	$26.41M	USD	3 Qtrs
Comprehensive income	`ComprehensiveIncomeNetOfTax`	$13.36M	USD	1 Quarter
Comprehensive income	`ComprehensiveIncomeNetOfTax`	$13.36M	USD	1 Quarter
Comprehensive income	`ComprehensiveIncomeNetOfTax`	$21.74M	USD	3 Qtrs
Comprehensive income	`ComprehensiveIncomeNetOfTax`	$21.74M	USD	3 Qtrs

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