10-Q Filing

ALPHA METALLURGICAL RESOURCES, INC. CIK: 1704715 Q3 2024

Filing Information

Form Type	10-Q
Accession Number	`0001704715-24-000136`
Period End Date	20240930
Filing Date	20241101
Fiscal Year	2024
Fiscal Period	Q3
XBRL Instance	amr-20240930_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 196 Income Statement 192 Cash Flow Statement 192 Stockholders Equity 110 Comprehensive Income 56

Balance Sheet 196 line items

Line Item	Tag	Value	Unit	Period
Allowance for credit losses	`AllowanceForDoubtfulAccountsReceivableCurrent`	$234.00K	USD	Point-in-time
Allowance for credit losses	`AllowanceForDoubtfulAccountsReceivableCurrent`	$234.00K	USD	Point-in-time
Allowance for credit losses	`AllowanceForDoubtfulAccountsReceivableCurrent`	$1.29M	USD	Point-in-time
Allowance for credit losses	`AllowanceForDoubtfulAccountsReceivableCurrent`	$1.29M	USD	Point-in-time
Property, plant and equipment, accumulated amortization, depreciation and amortization	`PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization`	$647.26M	USD	Point-in-time
Property, plant and equipment, accumulated amortization, depreciation and amortization	`PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization`	$647.26M	USD	Point-in-time
Property, plant and equipment, accumulated amortization, depreciation and amortization	`PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization`	$558.90M	USD	Point-in-time
Property, plant and equipment, accumulated amortization, depreciation and amortization	`PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization`	$558.90M	USD	Point-in-time
Owned and lease mineral rights, accumulated depletion and amortization	`MineralPropertiesAccumulatedDepletion`	$99.83M	USD	Point-in-time
Owned and lease mineral rights, accumulated depletion and amortization	`MineralPropertiesAccumulatedDepletion`	$99.83M	USD	Point-in-time
Owned and lease mineral rights, accumulated depletion and amortization	`MineralPropertiesAccumulatedDepletion`	$120.21M	USD	Point-in-time
Owned and lease mineral rights, accumulated depletion and amortization	`MineralPropertiesAccumulatedDepletion`	$120.21M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$268.21M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$268.21M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$484.56M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$484.56M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$296.06M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$296.06M	USD	Point-in-time
Trade accounts receivable, net of allowance for credit losses of $1,287 and $234 as of September 30, 2024 and December 31, 2023, respectively	`AccountsReceivableNetCurrent`	$375.87M	USD	Point-in-time
Trade accounts receivable, net of allowance for credit losses of $1,287 and $234 as of September 30, 2024 and December 31, 2023, respectively	`AccountsReceivableNetCurrent`	$375.87M	USD	Point-in-time
Other acquired intangibles, accumulated amortization	`FiniteLivedIntangibleAssetsAccumulatedAmortization`	$43.57M	USD	Point-in-time
Other acquired intangibles, accumulated amortization	`FiniteLivedIntangibleAssetsAccumulatedAmortization`	$43.57M	USD	Point-in-time
Other acquired intangibles, accumulated amortization	`FiniteLivedIntangibleAssetsAccumulatedAmortization`	$38.54M	USD	Point-in-time
Other acquired intangibles, accumulated amortization	`FiniteLivedIntangibleAssetsAccumulatedAmortization`	$38.54M	USD	Point-in-time
Trade accounts receivable, net of allowance for credit losses of $1,287 and $234 as of September 30, 2024 and December 31, 2023, respectively	`AccountsReceivableNetCurrent`	$509.68M	USD	Point-in-time
Trade accounts receivable, net of allowance for credit losses of $1,287 and $234 as of September 30, 2024 and December 31, 2023, respectively	`AccountsReceivableNetCurrent`	$509.68M	USD	Point-in-time
Inventories, net	`InventoryNet`	$200.11M	USD	Point-in-time
Inventories, net	`InventoryNet`	$200.11M	USD	Point-in-time
Inventories, net	`InventoryNet`	$231.34M	USD	Point-in-time
Inventories, net	`InventoryNet`	$231.34M	USD	Point-in-time
Preferred stock, par value (in dollars per share)	`PreferredStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Preferred stock, par value (in dollars per share)	`PreferredStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Preferred stock, par value (in dollars per share)	`PreferredStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Preferred stock, par value (in dollars per share)	`PreferredStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$39.06M	USD	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$39.06M	USD	Point-in-time
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
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$32.43M	USD	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$32.43M	USD	Point-in-time
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
Total current assets	`AssetsCurrent`	$1.09B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.09B	USD	Point-in-time
Preferred stock, shares issued (in shares)	`PreferredStockSharesIssued`	0.00	shares	Point-in-time
Preferred stock, shares issued (in shares)	`PreferredStockSharesIssued`	0.00	shares	Point-in-time
Preferred stock, shares issued (in shares)	`PreferredStockSharesIssued`	0.00	shares	Point-in-time
Preferred stock, shares issued (in shares)	`PreferredStockSharesIssued`	0.00	shares	Point-in-time
Total current assets	`AssetsCurrent`	$1.05B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$1.05B	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Property, plant, and equipment, net of accumulated depreciation and amortization of $647,259 and $558,905 as of September 30, 2024 and December 31, 2023, respectively	`PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization`	$620.93M	USD	Point-in-time
Property, plant, and equipment, net of accumulated depreciation and amortization of $647,259 and $558,905 as of September 30, 2024 and December 31, 2023, respectively	`PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization`	$620.93M	USD	Point-in-time
Property, plant, and equipment, net of accumulated depreciation and amortization of $647,259 and $558,905 as of September 30, 2024 and December 31, 2023, respectively	`PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization`	$588.99M	USD	Point-in-time
Property, plant, and equipment, net of accumulated depreciation and amortization of $647,259 and $558,905 as of September 30, 2024 and December 31, 2023, respectively	`PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization`	$588.99M	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common stock, par value (in dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.01	USD	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	50.00M	shares	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	50.00M	shares	Point-in-time
Owned and leased mineral rights, net of accumulated depletion and amortization of $120,206 and $99,826 as of September 30, 2024 and December 31, 2023, respectively	`MineralRights`	$451.16M	USD	Point-in-time
Owned and leased mineral rights, net of accumulated depletion and amortization of $120,206 and $99,826 as of September 30, 2024 and December 31, 2023, respectively	`MineralRights`	$451.16M	USD	Point-in-time
Owned and leased mineral rights, net of accumulated depletion and amortization of $120,206 and $99,826 as of September 30, 2024 and December 31, 2023, respectively	`MineralRights`	$441.71M	USD	Point-in-time
Owned and leased mineral rights, net of accumulated depletion and amortization of $120,206 and $99,826 as of September 30, 2024 and December 31, 2023, respectively	`MineralRights`	$441.71M	USD	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	50.00M	shares	Point-in-time
Common stock, shares authorized (in shares)	`CommonStockSharesAuthorized`	50.00M	shares	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	22.06M	shares	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	22.06M	shares	Point-in-time
Other acquired intangibles, net of accumulated amortization of $43,568 and $38,543 as of September 30, 2024 and December 31, 2023, respectively	`IntangibleAssetsNetExcludingGoodwill`	$41.55M	USD	Point-in-time
Other acquired intangibles, net of accumulated amortization of $43,568 and $38,543 as of September 30, 2024 and December 31, 2023, respectively	`IntangibleAssetsNetExcludingGoodwill`	$41.55M	USD	Point-in-time
Other acquired intangibles, net of accumulated amortization of $43,568 and $38,543 as of September 30, 2024 and December 31, 2023, respectively	`IntangibleAssetsNetExcludingGoodwill`	$46.58M	USD	Point-in-time
Other acquired intangibles, net of accumulated amortization of $43,568 and $38,543 as of September 30, 2024 and December 31, 2023, respectively	`IntangibleAssetsNetExcludingGoodwill`	$46.58M	USD	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	22.38M	shares	Point-in-time
Common stock, shares issued (in shares)	`CommonStockSharesIssued`	22.38M	shares	Point-in-time
Long-term restricted investments	`RestrictedInvestmentsNoncurrent`	$42.51M	USD	Point-in-time
Long-term restricted investments	`RestrictedInvestmentsNoncurrent`	$42.51M	USD	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	13.02M	shares	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	13.02M	shares	Point-in-time
Long-term restricted investments	`RestrictedInvestmentsNoncurrent`	$40.60M	USD	Point-in-time
Long-term restricted investments	`RestrictedInvestmentsNoncurrent`	$40.60M	USD	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	12.94M	shares	Point-in-time
Common stock, shares outstanding (in shares)	`CommonStockSharesOutstanding`	12.94M	shares	Point-in-time
Treasury stock, at cost (in shares)	`TreasuryStockCommonShares`	9.37M	shares	Point-in-time
Treasury stock, at cost (in shares)	`TreasuryStockCommonShares`	9.37M	shares	Point-in-time
Long-term restricted cash	`RestrictedCashNoncurrent`	$83.00M	USD	Point-in-time
Long-term restricted cash	`RestrictedCashNoncurrent`	$83.00M	USD	Point-in-time
Treasury stock, at cost (in shares)	`TreasuryStockCommonShares`	9.12M	shares	Point-in-time
Treasury stock, at cost (in shares)	`TreasuryStockCommonShares`	9.12M	shares	Point-in-time
Long-term restricted cash	`RestrictedCashNoncurrent`	$115.92M	USD	Point-in-time
Long-term restricted cash	`RestrictedCashNoncurrent`	$115.92M	USD	Point-in-time
Long-term restricted cash	`RestrictedCashNoncurrent`	$121.08M	USD	Point-in-time
Long-term restricted cash	`RestrictedCashNoncurrent`	$121.08M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxAssetsNet`	$8.03M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxAssetsNet`	$8.03M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxAssetsNet`	$8.86M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxAssetsNet`	$8.86M	USD	Point-in-time
Other non-current assets	`OtherAssetsNoncurrent`	$106.49M	USD	Point-in-time
Other non-current assets	`OtherAssetsNoncurrent`	$106.49M	USD	Point-in-time
Other non-current assets	`OtherAssetsNoncurrent`	$109.82M	USD	Point-in-time
Other non-current assets	`OtherAssetsNoncurrent`	$109.82M	USD	Point-in-time
Total assets	`Assets`	$2.48B	USD	Point-in-time
Total assets	`Assets`	$2.48B	USD	Point-in-time
Total assets	`Assets`	$2.41B	USD	Point-in-time
Total assets	`Assets`	$2.41B	USD	Point-in-time
Current portion of long-term debt	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$3.58M	USD	Point-in-time
Current portion of long-term debt	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$3.58M	USD	Point-in-time
Current portion of long-term debt	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$3.10M	USD	Point-in-time
Current portion of long-term debt	`LongTermDebtAndCapitalLeaseObligationsCurrent`	$3.10M	USD	Point-in-time
Trade accounts payable	`AccountsPayableCurrent`	$128.84M	USD	Point-in-time
Trade accounts payable	`AccountsPayableCurrent`	$128.84M	USD	Point-in-time
Trade accounts payable	`AccountsPayableCurrent`	$111.45M	USD	Point-in-time
Trade accounts payable	`AccountsPayableCurrent`	$111.45M	USD	Point-in-time
Accrued expenses and other current liabilities	`AccruedLiabilitiesAndOtherLiabilitiesCurrent`	$177.51M	USD	Point-in-time
Accrued expenses and other current liabilities	`AccruedLiabilitiesAndOtherLiabilitiesCurrent`	$177.51M	USD	Point-in-time
Accrued expenses and other current liabilities	`AccruedLiabilitiesAndOtherLiabilitiesCurrent`	$190.09M	USD	Point-in-time
Accrued expenses and other current liabilities	`AccruedLiabilitiesAndOtherLiabilitiesCurrent`	$190.09M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$309.93M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$309.93M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$304.63M	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$304.63M	USD	Point-in-time
Long-term debt	`LongTermDebtAndCapitalLeaseObligations`	$3.58M	USD	Point-in-time
Long-term debt	`LongTermDebtAndCapitalLeaseObligations`	$3.58M	USD	Point-in-time
Long-term debt	`LongTermDebtAndCapitalLeaseObligations`	$6.79M	USD	Point-in-time
Long-term debt	`LongTermDebtAndCapitalLeaseObligations`	$6.79M	USD	Point-in-time
Workers compensation and black lung obligations	`LiabilityDefinedBenefitPlanPostretirementBlackLungHealthCoverageAndWorkersCompensationNoncurrent`	$182.06M	USD	Point-in-time
Workers compensation and black lung obligations	`LiabilityDefinedBenefitPlanPostretirementBlackLungHealthCoverageAndWorkersCompensationNoncurrent`	$182.06M	USD	Point-in-time
Workers compensation and black lung obligations	`LiabilityDefinedBenefitPlanPostretirementBlackLungHealthCoverageAndWorkersCompensationNoncurrent`	$189.23M	USD	Point-in-time
Workers compensation and black lung obligations	`LiabilityDefinedBenefitPlanPostretirementBlackLungHealthCoverageAndWorkersCompensationNoncurrent`	$189.23M	USD	Point-in-time
Pension obligations	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$104.61M	USD	Point-in-time
Pension obligations	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$104.61M	USD	Point-in-time
Pension obligations	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$101.91M	USD	Point-in-time
Pension obligations	`DefinedBenefitPensionPlanLiabilitiesNoncurrent`	$101.91M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$166.51M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$166.51M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$170.64M	USD	Point-in-time
Asset retirement obligations	`AssetRetirementObligationsNoncurrent`	$170.64M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$39.14M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$39.14M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$41.09M	USD	Point-in-time
Deferred income taxes	`DeferredIncomeTaxLiabilitiesNet`	$41.09M	USD	Point-in-time
Other non-current liabilities	`OtherLiabilitiesNoncurrent`	$18.62M	USD	Point-in-time
Other non-current liabilities	`OtherLiabilitiesNoncurrent`	$18.62M	USD	Point-in-time
Other non-current liabilities	`OtherLiabilitiesNoncurrent`	$22.17M	USD	Point-in-time
Other non-current liabilities	`OtherLiabilitiesNoncurrent`	$22.17M	USD	Point-in-time
Total liabilities	`Liabilities`	$828.79M	USD	Point-in-time
Total liabilities	`Liabilities`	$828.79M	USD	Point-in-time
Total liabilities	`Liabilities`	$832.13M	USD	Point-in-time
Total liabilities	`Liabilities`	$832.13M	USD	Point-in-time
Commitments and Contingencies (Note 14)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and Contingencies (Note 14)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and Contingencies (Note 14)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Commitments and Contingencies (Note 14)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Preferred stock - par value $0.01, 5,000,000 shares authorized, none issued	`PreferredStockValue`	-	USD	Point-in-time
Preferred stock - par value $0.01, 5,000,000 shares authorized, none issued	`PreferredStockValue`	-	USD	Point-in-time
Preferred stock - par value $0.01, 5,000,000 shares authorized, none issued	`PreferredStockValue`	-	USD	Point-in-time
Preferred stock - par value $0.01, 5,000,000 shares authorized, none issued	`PreferredStockValue`	-	USD	Point-in-time
Common stock - par value $0.01, 50,000,000 shares authorized, 22,382,945 issued and 13,016,010 outstanding at September 30, 2024 and 22,058,135 issued and 12,938,679 outstanding at December 31, 2023	`CommonStockValue`	$224.00K	USD	Point-in-time
Common stock - par value $0.01, 50,000,000 shares authorized, 22,382,945 issued and 13,016,010 outstanding at September 30, 2024 and 22,058,135 issued and 12,938,679 outstanding at December 31, 2023	`CommonStockValue`	$224.00K	USD	Point-in-time
Common stock - par value $0.01, 50,000,000 shares authorized, 22,382,945 issued and 13,016,010 outstanding at September 30, 2024 and 22,058,135 issued and 12,938,679 outstanding at December 31, 2023	`CommonStockValue`	$221.00K	USD	Point-in-time
Common stock - par value $0.01, 50,000,000 shares authorized, 22,382,945 issued and 13,016,010 outstanding at September 30, 2024 and 22,058,135 issued and 12,938,679 outstanding at December 31, 2023	`CommonStockValue`	$221.00K	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$834.48M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$834.48M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$836.80M	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapital`	$836.80M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-40.59M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-40.59M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-48.08M	USD	Point-in-time
Accumulated other comprehensive loss	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-48.08M	USD	Point-in-time
Treasury stock, at cost: 9,366,935 shares at September 30, 2024 and 9,119,456 shares at December 31, 2023	`TreasuryStockCommonValue`	$1.30B	USD	Point-in-time
Treasury stock, at cost: 9,366,935 shares at September 30, 2024 and 9,119,456 shares at December 31, 2023	`TreasuryStockCommonValue`	$1.30B	USD	Point-in-time
Treasury stock, at cost: 9,366,935 shares at September 30, 2024 and 9,119,456 shares at December 31, 2023	`TreasuryStockCommonValue`	$1.19B	USD	Point-in-time
Treasury stock, at cost: 9,366,935 shares at September 30, 2024 and 9,119,456 shares at December 31, 2023	`TreasuryStockCommonValue`	$1.19B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$1.97B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$1.97B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$2.16B	USD	Point-in-time
Retained earnings	`RetainedEarningsAccumulatedDeficit`	$2.16B	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$1.65B	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$1.65B	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$1.56B	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$1.56B	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$1.57B	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$1.57B	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$1.59B	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$1.59B	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$1.55B	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$1.55B	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$1.57B	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$1.57B	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$1.43B	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$1.43B	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$1.64B	USD	Point-in-time
Total stockholders equity	`StockholdersEquity`	$1.64B	USD	Point-in-time
Total liabilities and stockholders equity	`LiabilitiesAndStockholdersEquity`	$2.48B	USD	Point-in-time
Total liabilities and stockholders equity	`LiabilitiesAndStockholdersEquity`	$2.48B	USD	Point-in-time
Total liabilities and stockholders equity	`LiabilitiesAndStockholdersEquity`	$2.41B	USD	Point-in-time
Total liabilities and stockholders equity	`LiabilitiesAndStockholdersEquity`	$2.41B	USD	Point-in-time

Income Statement 192 line items

Line Item	Tag	Value	Unit	Period
Coal revenues	`RevenueFromContractWithCustomerExcludingAssessedTax`	$2.33B	USD	3 Qtrs
Coal revenues	`RevenueFromContractWithCustomerExcludingAssessedTax`	$2.33B	USD	3 Qtrs
Coal revenues	`RevenueFromContractWithCustomerExcludingAssessedTax`	$2.50B	USD	3 Qtrs
Coal revenues	`RevenueFromContractWithCustomerExcludingAssessedTax`	$2.50B	USD	3 Qtrs
Coal revenues	`RevenueFromContractWithCustomerExcludingAssessedTax`	$739.00M	USD	1 Quarter
Coal revenues	`RevenueFromContractWithCustomerExcludingAssessedTax`	$739.00M	USD	1 Quarter
Coal revenues	`RevenueFromContractWithCustomerExcludingAssessedTax`	$669.78M	USD	1 Quarter
Coal revenues	`RevenueFromContractWithCustomerExcludingAssessedTax`	$669.78M	USD	1 Quarter
Other revenues	`OtherIncome`	$2.82M	USD	1 Quarter
Other revenues	`OtherIncome`	$2.82M	USD	1 Quarter
Other revenues	`OtherIncome`	$8.74M	USD	3 Qtrs
Other revenues	`OtherIncome`	$8.74M	USD	3 Qtrs
Other revenues	`OtherIncome`	$2.11M	USD	1 Quarter
Other revenues	`OtherIncome`	$2.11M	USD	1 Quarter
Other revenues	`OtherIncome`	$11.92M	USD	3 Qtrs
Other revenues	`OtherIncome`	$11.92M	USD	3 Qtrs
Total revenues	`Revenues`	$2.34B	USD	3 Qtrs
Total revenues	`Revenues`	$2.34B	USD	3 Qtrs
Total revenues	`Revenues`	$2.51B	USD	3 Qtrs
Total revenues	`Revenues`	$2.51B	USD	3 Qtrs
Total revenues	`Revenues`	$741.82M	USD	1 Quarter
Total revenues	`Revenues`	$741.82M	USD	1 Quarter
Total revenues	`Revenues`	$671.90M	USD	1 Quarter
Total revenues	`Revenues`	$671.90M	USD	1 Quarter
Cost of coal sales (exclusive of items shown separately below)	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$1.69B	USD	3 Qtrs
Cost of coal sales (exclusive of items shown separately below)	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$1.69B	USD	3 Qtrs
Cost of coal sales (exclusive of items shown separately below)	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$564.61M	USD	1 Quarter
Cost of coal sales (exclusive of items shown separately below)	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$564.61M	USD	1 Quarter
Cost of coal sales (exclusive of items shown separately below)	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$1.91B	USD	3 Qtrs
Cost of coal sales (exclusive of items shown separately below)	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$1.91B	USD	3 Qtrs
Cost of coal sales (exclusive of items shown separately below)	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$598.73M	USD	1 Quarter
Cost of coal sales (exclusive of items shown separately below)	`CostOfGoodsAndServiceExcludingDepreciationDepletionAndAmortization`	$598.73M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortizationExcludingAcquiredIntangibles`	$94.23M	USD	3 Qtrs
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortizationExcludingAcquiredIntangibles`	$94.23M	USD	3 Qtrs
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortizationExcludingAcquiredIntangibles`	$32.58M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortizationExcludingAcquiredIntangibles`	$32.58M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortizationExcludingAcquiredIntangibles`	$126.50M	USD	3 Qtrs
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortizationExcludingAcquiredIntangibles`	$126.50M	USD	3 Qtrs
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortizationExcludingAcquiredIntangibles`	$42.41M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortizationExcludingAcquiredIntangibles`	$42.41M	USD	1 Quarter
Accretion on asset retirement obligations	`AssetRetirementObligationAccretionExpense`	$19.13M	USD	3 Qtrs
Accretion on asset retirement obligations	`AssetRetirementObligationAccretionExpense`	$19.13M	USD	3 Qtrs
Accretion on asset retirement obligations	`AssetRetirementObligationAccretionExpense`	$6.33M	USD	1 Quarter
Accretion on asset retirement obligations	`AssetRetirementObligationAccretionExpense`	$6.33M	USD	1 Quarter
Accretion on asset retirement obligations	`AssetRetirementObligationAccretionExpense`	$18.73M	USD	3 Qtrs
Accretion on asset retirement obligations	`AssetRetirementObligationAccretionExpense`	$18.73M	USD	3 Qtrs
Accretion on asset retirement obligations	`AssetRetirementObligationAccretionExpense`	$6.38M	USD	1 Quarter
Accretion on asset retirement obligations	`AssetRetirementObligationAccretionExpense`	$6.38M	USD	1 Quarter
Amortization of acquired intangibles, net	`AmortizationOfIntangibleAssets`	$1.68M	USD	1 Quarter
Amortization of acquired intangibles, net	`AmortizationOfIntangibleAssets`	$1.68M	USD	1 Quarter
Amortization of acquired intangibles, net	`AmortizationOfIntangibleAssets`	$5.03M	USD	3 Qtrs
Amortization of acquired intangibles, net	`AmortizationOfIntangibleAssets`	$5.03M	USD	3 Qtrs
Amortization of acquired intangibles, net	`AmortizationOfIntangibleAssets`	$2.07M	USD	1 Quarter
Amortization of acquired intangibles, net	`AmortizationOfIntangibleAssets`	$2.07M	USD	1 Quarter
Amortization of acquired intangibles, net	`AmortizationOfIntangibleAssets`	$6.46M	USD	3 Qtrs
Amortization of acquired intangibles, net	`AmortizationOfIntangibleAssets`	$6.46M	USD	3 Qtrs
Selling, general and administrative expenses (exclusive of depreciation, depletion and amortization shown separately above)	`SellingGeneralAndAdministrativeExpense`	$56.25M	USD	3 Qtrs
Selling, general and administrative expenses (exclusive of depreciation, depletion and amortization shown separately above)	`SellingGeneralAndAdministrativeExpense`	$56.25M	USD	3 Qtrs
Selling, general and administrative expenses (exclusive of depreciation, depletion and amortization shown separately above)	`SellingGeneralAndAdministrativeExpense`	$57.17M	USD	3 Qtrs
Selling, general and administrative expenses (exclusive of depreciation, depletion and amortization shown separately above)	`SellingGeneralAndAdministrativeExpense`	$57.17M	USD	3 Qtrs
Selling, general and administrative expenses (exclusive of depreciation, depletion and amortization shown separately above)	`SellingGeneralAndAdministrativeExpense`	$18.05M	USD	1 Quarter
Selling, general and administrative expenses (exclusive of depreciation, depletion and amortization shown separately above)	`SellingGeneralAndAdministrativeExpense`	$18.05M	USD	1 Quarter
Selling, general and administrative expenses (exclusive of depreciation, depletion and amortization shown separately above)	`SellingGeneralAndAdministrativeExpense`	$15.99M	USD	1 Quarter
Selling, general and administrative expenses (exclusive of depreciation, depletion and amortization shown separately above)	`SellingGeneralAndAdministrativeExpense`	$15.99M	USD	1 Quarter
Other operating loss (income)	`OtherOperatingIncomeExpenseNet`	$-3.81M	USD	3 Qtrs
Other operating loss (income)	`OtherOperatingIncomeExpenseNet`	$-3.81M	USD	3 Qtrs
Other operating loss (income)	`OtherOperatingIncomeExpenseNet`	$-973.00K	USD	1 Quarter
Other operating loss (income)	`OtherOperatingIncomeExpenseNet`	$-973.00K	USD	1 Quarter
Other operating loss (income)	`OtherOperatingIncomeExpenseNet`	$-1.46M	USD	1 Quarter
Other operating loss (income)	`OtherOperatingIncomeExpenseNet`	$-1.46M	USD	1 Quarter
Other operating loss (income)	`OtherOperatingIncomeExpenseNet`	$1.67M	USD	3 Qtrs
Other operating loss (income)	`OtherOperatingIncomeExpenseNet`	$1.67M	USD	3 Qtrs
Total costs and expenses	`CostsAndExpenses`	$2.12B	USD	3 Qtrs
Total costs and expenses	`CostsAndExpenses`	$2.12B	USD	3 Qtrs
Total costs and expenses	`CostsAndExpenses`	$666.59M	USD	1 Quarter
Total costs and expenses	`CostsAndExpenses`	$666.59M	USD	1 Quarter
Total costs and expenses	`CostsAndExpenses`	$1.86B	USD	3 Qtrs
Total costs and expenses	`CostsAndExpenses`	$1.86B	USD	3 Qtrs
Total costs and expenses	`CostsAndExpenses`	$624.66M	USD	1 Quarter
Total costs and expenses	`CostsAndExpenses`	$624.66M	USD	1 Quarter
Income from operations	`OperatingIncomeLoss`	$649.76M	USD	3 Qtrs
Income from operations	`OperatingIncomeLoss`	$649.76M	USD	3 Qtrs
Income from operations	`OperatingIncomeLoss`	$117.16M	USD	1 Quarter
Income from operations	`OperatingIncomeLoss`	$117.16M	USD	1 Quarter
Income from operations	`OperatingIncomeLoss`	$5.31M	USD	1 Quarter
Income from operations	`OperatingIncomeLoss`	$5.31M	USD	1 Quarter
Income from operations	`OperatingIncomeLoss`	$217.86M	USD	3 Qtrs
Income from operations	`OperatingIncomeLoss`	$217.86M	USD	3 Qtrs
Interest expense	`InterestExpenseNonoperating`	$5.32M	USD	3 Qtrs
Interest expense	`InterestExpenseNonoperating`	$5.32M	USD	3 Qtrs
Interest expense	`InterestExpenseNonoperating`	$3.23M	USD	3 Qtrs
Interest expense	`InterestExpenseNonoperating`	$3.23M	USD	3 Qtrs
Interest expense	`InterestExpenseNonoperating`	$1.75M	USD	1 Quarter
Interest expense	`InterestExpenseNonoperating`	$1.75M	USD	1 Quarter
Interest expense	`InterestExpenseNonoperating`	$1.04M	USD	1 Quarter
Interest expense	`InterestExpenseNonoperating`	$1.04M	USD	1 Quarter
Interest income	`InvestmentIncomeInterest`	$8.91M	USD	3 Qtrs
Interest income	`InvestmentIncomeInterest`	$8.91M	USD	3 Qtrs
Interest income	`InvestmentIncomeInterest`	$5.14M	USD	1 Quarter
Interest income	`InvestmentIncomeInterest`	$5.14M	USD	1 Quarter
Interest income	`InvestmentIncomeInterest`	$4.64M	USD	1 Quarter
Interest income	`InvestmentIncomeInterest`	$4.64M	USD	1 Quarter
Interest income	`InvestmentIncomeInterest`	$13.26M	USD	3 Qtrs
Interest income	`InvestmentIncomeInterest`	$13.26M	USD	3 Qtrs
Equity loss in affiliates	`IncomeLossFromEquityMethodInvestments`	$-7.01M	USD	1 Quarter
Equity loss in affiliates	`IncomeLossFromEquityMethodInvestments`	$-7.01M	USD	1 Quarter
Equity loss in affiliates	`IncomeLossFromEquityMethodInvestments`	$-11.58M	USD	3 Qtrs
Equity loss in affiliates	`IncomeLossFromEquityMethodInvestments`	$-11.58M	USD	3 Qtrs
Equity loss in affiliates	`IncomeLossFromEquityMethodInvestments`	$-6.66M	USD	1 Quarter
Equity loss in affiliates	`IncomeLossFromEquityMethodInvestments`	$-6.66M	USD	1 Quarter
Equity loss in affiliates	`IncomeLossFromEquityMethodInvestments`	$-14.57M	USD	3 Qtrs
Equity loss in affiliates	`IncomeLossFromEquityMethodInvestments`	$-14.57M	USD	3 Qtrs
Miscellaneous expense, net	`OtherNonoperatingIncomeExpense`	$-614.00K	USD	1 Quarter
Miscellaneous expense, net	`OtherNonoperatingIncomeExpense`	$-614.00K	USD	1 Quarter
Miscellaneous expense, net	`OtherNonoperatingIncomeExpense`	$-8.26M	USD	3 Qtrs
Miscellaneous expense, net	`OtherNonoperatingIncomeExpense`	$-8.26M	USD	3 Qtrs
Miscellaneous expense, net	`OtherNonoperatingIncomeExpense`	$-2.69M	USD	1 Quarter
Miscellaneous expense, net	`OtherNonoperatingIncomeExpense`	$-2.69M	USD	1 Quarter
Miscellaneous expense, net	`OtherNonoperatingIncomeExpense`	$-857.00K	USD	3 Qtrs
Miscellaneous expense, net	`OtherNonoperatingIncomeExpense`	$-857.00K	USD	3 Qtrs
Total other expense, net	`NonoperatingIncomeExpense`	$-4.38M	USD	1 Quarter
Total other expense, net	`NonoperatingIncomeExpense`	$-4.38M	USD	1 Quarter
Total other expense, net	`NonoperatingIncomeExpense`	$-5.59M	USD	1 Quarter
Total other expense, net	`NonoperatingIncomeExpense`	$-5.59M	USD	1 Quarter
Total other expense, net	`NonoperatingIncomeExpense`	$-12.80M	USD	3 Qtrs
Total other expense, net	`NonoperatingIncomeExpense`	$-12.80M	USD	3 Qtrs
Total other expense, net	`NonoperatingIncomeExpense`	$-8.85M	USD	3 Qtrs
Total other expense, net	`NonoperatingIncomeExpense`	$-8.85M	USD	3 Qtrs
(Loss) income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$112.78M	USD	1 Quarter
(Loss) income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$112.78M	USD	1 Quarter
(Loss) income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$640.91M	USD	3 Qtrs
(Loss) income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$640.91M	USD	3 Qtrs
(Loss) income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-283.00K	USD	1 Quarter
(Loss) income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$-283.00K	USD	1 Quarter
(Loss) income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$205.06M	USD	3 Qtrs
(Loss) income before income taxes	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest`	$205.06M	USD	3 Qtrs
Income tax benefit (expense)	`IncomeTaxExpenseBenefit`	$18.96M	USD	1 Quarter
Income tax benefit (expense)	`IncomeTaxExpenseBenefit`	$18.96M	USD	1 Quarter
Income tax benefit (expense)	`IncomeTaxExpenseBenefit`	$94.97M	USD	3 Qtrs
Income tax benefit (expense)	`IncomeTaxExpenseBenefit`	$94.97M	USD	3 Qtrs
Income tax benefit (expense)	`IncomeTaxExpenseBenefit`	$-4.09M	USD	1 Quarter
Income tax benefit (expense)	`IncomeTaxExpenseBenefit`	$-4.09M	USD	1 Quarter
Income tax benefit (expense)	`IncomeTaxExpenseBenefit`	$15.36M	USD	3 Qtrs
Income tax benefit (expense)	`IncomeTaxExpenseBenefit`	$15.36M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$127.00M	USD	1 Quarter
Net income	`NetIncomeLoss`	$127.00M	USD	1 Quarter
Net income	`NetIncomeLoss`	$181.35M	USD	1 Quarter
Net income	`NetIncomeLoss`	$181.35M	USD	1 Quarter
Net income	`NetIncomeLoss`	$189.71M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$189.71M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$545.94M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$545.94M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$270.77M	USD	1 Quarter
Net income	`NetIncomeLoss`	$270.77M	USD	1 Quarter
Net income	`NetIncomeLoss`	$3.80M	USD	1 Quarter
Net income	`NetIncomeLoss`	$3.80M	USD	1 Quarter
Net income	`NetIncomeLoss`	$58.91M	USD	1 Quarter
Net income	`NetIncomeLoss`	$58.91M	USD	1 Quarter
Net income	`NetIncomeLoss`	$93.81M	USD	1 Quarter
Net income	`NetIncomeLoss`	$93.81M	USD	1 Quarter
Basic income per common share (in dollars per share)	`EarningsPerShareBasic`	$37.87	USD	3 Qtrs
Basic income per common share (in dollars per share)	`EarningsPerShareBasic`	$37.87	USD	3 Qtrs
Basic income per common share (in dollars per share)	`EarningsPerShareBasic`	$14.58	USD	3 Qtrs
Basic income per common share (in dollars per share)	`EarningsPerShareBasic`	$14.58	USD	3 Qtrs
Basic income per common share (in dollars per share)	`EarningsPerShareBasic`	$0.29	USD	1 Quarter
Basic income per common share (in dollars per share)	`EarningsPerShareBasic`	$0.29	USD	1 Quarter
Basic income per common share (in dollars per share)	`EarningsPerShareBasic`	$6.88	USD	1 Quarter
Basic income per common share (in dollars per share)	`EarningsPerShareBasic`	$6.88	USD	1 Quarter
Diluted income per common share (in dollars per share)	`EarningsPerShareDiluted`	$0.29	USD	1 Quarter
Diluted income per common share (in dollars per share)	`EarningsPerShareDiluted`	$0.29	USD	1 Quarter
Diluted income per common share (in dollars per share)	`EarningsPerShareDiluted`	$36.46	USD	3 Qtrs
Diluted income per common share (in dollars per share)	`EarningsPerShareDiluted`	$36.46	USD	3 Qtrs
Diluted income per common share (in dollars per share)	`EarningsPerShareDiluted`	$6.65	USD	1 Quarter
Diluted income per common share (in dollars per share)	`EarningsPerShareDiluted`	$6.65	USD	1 Quarter
Diluted income per common share (in dollars per share)	`EarningsPerShareDiluted`	$14.43	USD	3 Qtrs
Diluted income per common share (in dollars per share)	`EarningsPerShareDiluted`	$14.43	USD	3 Qtrs
Weighted average shares - basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	14.42M	shares	3 Qtrs
Weighted average shares - basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	14.42M	shares	3 Qtrs
Weighted average shares - basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	13.01M	shares	3 Qtrs
Weighted average shares - basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	13.01M	shares	3 Qtrs
Weighted average shares - basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	13.63M	shares	1 Quarter
Weighted average shares - basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	13.63M	shares	1 Quarter
Weighted average shares - basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	13.02M	shares	1 Quarter
Weighted average shares - basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	13.02M	shares	1 Quarter
Weighted average shares - diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	14.11M	shares	1 Quarter
Weighted average shares - diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	14.11M	shares	1 Quarter
Weighted average shares - diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	14.97M	shares	3 Qtrs
Weighted average shares - diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	14.97M	shares	3 Qtrs
Weighted average shares - diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	13.15M	shares	3 Qtrs
Weighted average shares - diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	13.15M	shares	3 Qtrs
Weighted average shares - diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	13.09M	shares	1 Quarter
Weighted average shares - diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	13.09M	shares	1 Quarter

Cash Flow Statement 192 line items

Line Item	Tag	Value	Unit	Period
Net income	`NetIncomeLoss`	$127.00M	USD	1 Quarter
Net income	`NetIncomeLoss`	$127.00M	USD	1 Quarter
Net income	`NetIncomeLoss`	$181.35M	USD	1 Quarter
Net income	`NetIncomeLoss`	$181.35M	USD	1 Quarter
Net income	`NetIncomeLoss`	$189.71M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$189.71M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$545.94M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$545.94M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$270.77M	USD	1 Quarter
Net income	`NetIncomeLoss`	$270.77M	USD	1 Quarter
Net income	`NetIncomeLoss`	$3.80M	USD	1 Quarter
Net income	`NetIncomeLoss`	$3.80M	USD	1 Quarter
Net income	`NetIncomeLoss`	$58.91M	USD	1 Quarter
Net income	`NetIncomeLoss`	$58.91M	USD	1 Quarter
Net income	`NetIncomeLoss`	$93.81M	USD	1 Quarter
Net income	`NetIncomeLoss`	$93.81M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$42.41M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$42.41M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$126.50M	USD	3 Qtrs
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$126.50M	USD	3 Qtrs
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$94.23M	USD	3 Qtrs
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$94.23M	USD	3 Qtrs
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$32.58M	USD	1 Quarter
Depreciation, depletion and amortization	`DepreciationDepletionAndAmortization`	$32.58M	USD	1 Quarter
Amortization of acquired intangibles, net	`AmortizationOfIntangibleAssets`	$1.68M	USD	1 Quarter
Amortization of acquired intangibles, net	`AmortizationOfIntangibleAssets`	$1.68M	USD	1 Quarter
Amortization of acquired intangibles, net	`AmortizationOfIntangibleAssets`	$5.03M	USD	3 Qtrs
Amortization of acquired intangibles, net	`AmortizationOfIntangibleAssets`	$5.03M	USD	3 Qtrs
Amortization of acquired intangibles, net	`AmortizationOfIntangibleAssets`	$2.07M	USD	1 Quarter
Amortization of acquired intangibles, net	`AmortizationOfIntangibleAssets`	$2.07M	USD	1 Quarter
Amortization of acquired intangibles, net	`AmortizationOfIntangibleAssets`	$6.46M	USD	3 Qtrs
Amortization of acquired intangibles, net	`AmortizationOfIntangibleAssets`	$6.46M	USD	3 Qtrs
Amortization of debt issuance costs and accretion of debt discount	`AmortizationOfFinancingCostsAndDiscounts`	$839.00K	USD	3 Qtrs
Amortization of debt issuance costs and accretion of debt discount	`AmortizationOfFinancingCostsAndDiscounts`	$839.00K	USD	3 Qtrs
Amortization of debt issuance costs and accretion of debt discount	`AmortizationOfFinancingCostsAndDiscounts`	$1.58M	USD	3 Qtrs
Amortization of debt issuance costs and accretion of debt discount	`AmortizationOfFinancingCostsAndDiscounts`	$1.58M	USD	3 Qtrs
Loss (gain) on disposal of assets	`GainLossOnSaleOfPropertyPlantEquipment`	$-31.00K	USD	3 Qtrs
Loss (gain) on disposal of assets	`GainLossOnSaleOfPropertyPlantEquipment`	$-31.00K	USD	3 Qtrs
Loss (gain) on disposal of assets	`GainLossOnSaleOfPropertyPlantEquipment`	$6.09M	USD	3 Qtrs
Loss (gain) on disposal of assets	`GainLossOnSaleOfPropertyPlantEquipment`	$6.09M	USD	3 Qtrs
Accretion on asset retirement obligations	`AssetRetirementObligationAccretionExpense`	$19.13M	USD	3 Qtrs
Accretion on asset retirement obligations	`AssetRetirementObligationAccretionExpense`	$19.13M	USD	3 Qtrs
Accretion on asset retirement obligations	`AssetRetirementObligationAccretionExpense`	$6.33M	USD	1 Quarter
Accretion on asset retirement obligations	`AssetRetirementObligationAccretionExpense`	$6.33M	USD	1 Quarter
Accretion on asset retirement obligations	`AssetRetirementObligationAccretionExpense`	$18.73M	USD	3 Qtrs
Accretion on asset retirement obligations	`AssetRetirementObligationAccretionExpense`	$18.73M	USD	3 Qtrs
Accretion on asset retirement obligations	`AssetRetirementObligationAccretionExpense`	$6.38M	USD	1 Quarter
Accretion on asset retirement obligations	`AssetRetirementObligationAccretionExpense`	$6.38M	USD	1 Quarter
Employee benefit plans, net	`PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash`	$9.99M	USD	3 Qtrs
Employee benefit plans, net	`PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash`	$9.99M	USD	3 Qtrs
Employee benefit plans, net	`PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash`	$15.12M	USD	3 Qtrs
Employee benefit plans, net	`PensionAndOtherPostretirementBenefitsExpenseReversalOfExpenseNoncash`	$15.12M	USD	3 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$3.25M	USD	3 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$3.25M	USD	3 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$27.90M	USD	3 Qtrs
Deferred income taxes	`DeferredIncomeTaxExpenseBenefit`	$27.90M	USD	3 Qtrs
Stock-based compensation	`ShareBasedCompensation`	$9.32M	USD	3 Qtrs
Stock-based compensation	`ShareBasedCompensation`	$9.32M	USD	3 Qtrs
Stock-based compensation	`ShareBasedCompensation`	$3.01M	USD	1 Quarter
Stock-based compensation	`ShareBasedCompensation`	$3.01M	USD	1 Quarter
Stock-based compensation	`ShareBasedCompensation`	$3.00M	USD	1 Quarter
Stock-based compensation	`ShareBasedCompensation`	$3.00M	USD	1 Quarter
Stock-based compensation	`ShareBasedCompensation`	$9.68M	USD	3 Qtrs
Stock-based compensation	`ShareBasedCompensation`	$9.68M	USD	3 Qtrs
Equity loss in affiliates	`IncomeLossFromEquityMethodInvestments`	$-7.01M	USD	1 Quarter
Equity loss in affiliates	`IncomeLossFromEquityMethodInvestments`	$-7.01M	USD	1 Quarter
Equity loss in affiliates	`IncomeLossFromEquityMethodInvestments`	$-11.58M	USD	3 Qtrs
Equity loss in affiliates	`IncomeLossFromEquityMethodInvestments`	$-11.58M	USD	3 Qtrs
Equity loss in affiliates	`IncomeLossFromEquityMethodInvestments`	$-6.66M	USD	1 Quarter
Equity loss in affiliates	`IncomeLossFromEquityMethodInvestments`	$-6.66M	USD	1 Quarter
Equity loss in affiliates	`IncomeLossFromEquityMethodInvestments`	$-14.57M	USD	3 Qtrs
Equity loss in affiliates	`IncomeLossFromEquityMethodInvestments`	$-14.57M	USD	3 Qtrs
Other, net	`OtherOperatingActivitiesCashFlowStatement`	$-123.00K	USD	3 Qtrs
Other, net	`OtherOperatingActivitiesCashFlowStatement`	$-123.00K	USD	3 Qtrs
Other, net	`OtherOperatingActivitiesCashFlowStatement`	$-97.00K	USD	3 Qtrs
Other, net	`OtherOperatingActivitiesCashFlowStatement`	$-97.00K	USD	3 Qtrs
Changes in operating assets and liabilities	`IncreaseDecreaseInOperatingCapital`	$-140.67M	USD	3 Qtrs
Changes in operating assets and liabilities	`IncreaseDecreaseInOperatingCapital`	$-140.67M	USD	3 Qtrs
Changes in operating assets and liabilities	`IncreaseDecreaseInOperatingCapital`	$68.47M	USD	3 Qtrs
Changes in operating assets and liabilities	`IncreaseDecreaseInOperatingCapital`	$68.47M	USD	3 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$523.66M	USD	3 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$523.66M	USD	3 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$651.81M	USD	3 Qtrs
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$651.81M	USD	3 Qtrs
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$156.17M	USD	3 Qtrs
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$156.17M	USD	3 Qtrs
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$183.84M	USD	3 Qtrs
Capital expenditures	`PaymentsToAcquireProductiveAssets`	$183.84M	USD	3 Qtrs
Proceeds on disposal of assets	`ProceedsFromSaleOfProductiveAssets`	$7.86M	USD	3 Qtrs
Proceeds on disposal of assets	`ProceedsFromSaleOfProductiveAssets`	$7.86M	USD	3 Qtrs
Proceeds on disposal of assets	`ProceedsFromSaleOfProductiveAssets`	$763.00K	USD	3 Qtrs
Proceeds on disposal of assets	`ProceedsFromSaleOfProductiveAssets`	$763.00K	USD	3 Qtrs
Cash paid for business acquired	`PaymentsToAcquireBusinessesGross`	-	USD	3 Qtrs
Cash paid for business acquired	`PaymentsToAcquireBusinessesGross`	-	USD	3 Qtrs
Cash paid for business acquired	`PaymentsToAcquireBusinessesGross`	$11.92M	USD	3 Qtrs
Cash paid for business acquired	`PaymentsToAcquireBusinessesGross`	$11.92M	USD	3 Qtrs
Purchases of investment securities	`PaymentsToAcquireInvestments`	$166.51M	USD	3 Qtrs
Purchases of investment securities	`PaymentsToAcquireInvestments`	$166.51M	USD	3 Qtrs
Purchases of investment securities	`PaymentsToAcquireInvestments`	$37.02M	USD	3 Qtrs
Purchases of investment securities	`PaymentsToAcquireInvestments`	$37.02M	USD	3 Qtrs
Sales and maturities of investment securities	`ProceedsFromSaleMaturityAndCollectionsOfInvestments`	$249.60M	USD	3 Qtrs
Sales and maturities of investment securities	`ProceedsFromSaleMaturityAndCollectionsOfInvestments`	$249.60M	USD	3 Qtrs
Sales and maturities of investment securities	`ProceedsFromSaleMaturityAndCollectionsOfInvestments`	$36.53M	USD	3 Qtrs
Sales and maturities of investment securities	`ProceedsFromSaleMaturityAndCollectionsOfInvestments`	$36.53M	USD	3 Qtrs
Capital contributions to equity affiliates	`PaymentsToAcquireEquityMethodInvestmentsCapitalContributions`	$21.84M	USD	3 Qtrs
Capital contributions to equity affiliates	`PaymentsToAcquireEquityMethodInvestmentsCapitalContributions`	$21.84M	USD	3 Qtrs
Capital contributions to equity affiliates	`PaymentsToAcquireEquityMethodInvestmentsCapitalContributions`	$22.86M	USD	3 Qtrs
Capital contributions to equity affiliates	`PaymentsToAcquireEquityMethodInvestmentsCapitalContributions`	$22.86M	USD	3 Qtrs
Other, net	`PaymentsForProceedsFromOtherInvestingActivities`	$-24.00K	USD	3 Qtrs
Other, net	`PaymentsForProceedsFromOtherInvestingActivities`	$-24.00K	USD	3 Qtrs
Other, net	`PaymentsForProceedsFromOtherInvestingActivities`	$-24.00K	USD	3 Qtrs
Other, net	`PaymentsForProceedsFromOtherInvestingActivities`	$-24.00K	USD	3 Qtrs
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-178.73M	USD	3 Qtrs
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-178.73M	USD	3 Qtrs
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-126.64M	USD	3 Qtrs
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-126.64M	USD	3 Qtrs
Principal repayments of long-term debt	`RepaymentsOfLongTermDebt`	$1.69M	USD	3 Qtrs
Principal repayments of long-term debt	`RepaymentsOfLongTermDebt`	$1.69M	USD	3 Qtrs
Principal repayments of long-term debt	`RepaymentsOfLongTermDebt`	$1.75M	USD	3 Qtrs
Principal repayments of long-term debt	`RepaymentsOfLongTermDebt`	$1.75M	USD	3 Qtrs
Dividend and dividend equivalents paid	`PaymentsOfDividends`	$99.73M	USD	3 Qtrs
Dividend and dividend equivalents paid	`PaymentsOfDividends`	$99.73M	USD	3 Qtrs
Dividend and dividend equivalents paid	`PaymentsOfDividends`	$3.08M	USD	3 Qtrs
Dividend and dividend equivalents paid	`PaymentsOfDividends`	$3.08M	USD	3 Qtrs
Common stock repurchases and related expenses	`PaymentsForRepurchaseOfCommonStockAndRelatedExpenses`	$403.38M	USD	3 Qtrs
Common stock repurchases and related expenses	`PaymentsForRepurchaseOfCommonStockAndRelatedExpenses`	$403.38M	USD	3 Qtrs
Common stock repurchases and related expenses	`PaymentsForRepurchaseOfCommonStockAndRelatedExpenses`	$117.65M	USD	3 Qtrs
Common stock repurchases and related expenses	`PaymentsForRepurchaseOfCommonStockAndRelatedExpenses`	$117.65M	USD	3 Qtrs
Other, net	`ProceedsFromPaymentsForOtherFinancingActivities`	$-945.00K	USD	3 Qtrs
Other, net	`ProceedsFromPaymentsForOtherFinancingActivities`	$-945.00K	USD	3 Qtrs
Other, net	`ProceedsFromPaymentsForOtherFinancingActivities`	$3.30M	USD	3 Qtrs
Other, net	`ProceedsFromPaymentsForOtherFinancingActivities`	$3.30M	USD	3 Qtrs
Net cash used in financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-501.50M	USD	3 Qtrs
Net cash used in financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-501.50M	USD	3 Qtrs
Net cash used in financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-123.42M	USD	3 Qtrs
Net cash used in financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-123.42M	USD	3 Qtrs
Net increase in cash and cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$23.67M	USD	3 Qtrs
Net increase in cash and cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$23.67M	USD	3 Qtrs
Net increase in cash and cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$221.51M	USD	3 Qtrs
Net increase in cash and cash equivalents and restricted cash	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$221.51M	USD	3 Qtrs
Cash and cash equivalents and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$355.39M	USD	Point-in-time
Cash and cash equivalents and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$355.39M	USD	Point-in-time
Cash and cash equivalents and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$379.06M	USD	Point-in-time
Cash and cash equivalents and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$379.06M	USD	Point-in-time
Cash and cash equivalents and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$605.64M	USD	Point-in-time
Cash and cash equivalents and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$605.64M	USD	Point-in-time
Cash and cash equivalents and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$384.12M	USD	Point-in-time
Cash and cash equivalents and restricted cash at beginning of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$384.12M	USD	Point-in-time
Cash and cash equivalents and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$355.39M	USD	Point-in-time
Cash and cash equivalents and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$355.39M	USD	Point-in-time
Cash and cash equivalents and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$379.06M	USD	Point-in-time
Cash and cash equivalents and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$379.06M	USD	Point-in-time
Cash and cash equivalents and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$605.64M	USD	Point-in-time
Cash and cash equivalents and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$605.64M	USD	Point-in-time
Cash and cash equivalents and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$384.12M	USD	Point-in-time
Cash and cash equivalents and restricted cash at end of period	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$384.12M	USD	Point-in-time
Financing leases and capital financing - equipment	`CapitalLeaseObligationsIncurred`	$1.00K	USD	3 Qtrs
Financing leases and capital financing - equipment	`CapitalLeaseObligationsIncurred`	$1.00K	USD	3 Qtrs
Financing leases and capital financing - equipment	`CapitalLeaseObligationsIncurred`	$2.06M	USD	3 Qtrs
Financing leases and capital financing - equipment	`CapitalLeaseObligationsIncurred`	$2.06M	USD	3 Qtrs
Accrued capital expenditures	`CapitalExpendituresIncurredButNotYetPaid`	$11.62M	USD	3 Qtrs
Accrued capital expenditures	`CapitalExpendituresIncurredButNotYetPaid`	$11.62M	USD	3 Qtrs
Accrued capital expenditures	`CapitalExpendituresIncurredButNotYetPaid`	$6.84M	USD	3 Qtrs
Accrued capital expenditures	`CapitalExpendituresIncurredButNotYetPaid`	$6.84M	USD	3 Qtrs
Accrued common stock repurchases and stock repurchase excise tax	`AccruedCommonStockRepurchasesAndStockRepurchaseExciseTax`	$6.28M	USD	3 Qtrs
Accrued common stock repurchases and stock repurchase excise tax	`AccruedCommonStockRepurchasesAndStockRepurchaseExciseTax`	$6.28M	USD	3 Qtrs
Accrued common stock repurchases and stock repurchase excise tax	`AccruedCommonStockRepurchasesAndStockRepurchaseExciseTax`	$4.65M	USD	3 Qtrs
Accrued common stock repurchases and stock repurchase excise tax	`AccruedCommonStockRepurchasesAndStockRepurchaseExciseTax`	$4.65M	USD	3 Qtrs
Accrued dividend payable	`DividendsPayableCurrentAndNoncurrent`	$424.00K	USD	Point-in-time
Accrued dividend payable	`DividendsPayableCurrentAndNoncurrent`	$424.00K	USD	Point-in-time
Accrued dividend payable	`DividendsPayableCurrentAndNoncurrent`	$9.42M	USD	Point-in-time
Accrued dividend payable	`DividendsPayableCurrentAndNoncurrent`	$9.42M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$268.21M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$268.21M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$484.56M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$484.56M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$296.06M	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$296.06M	USD	Point-in-time
Long-term restricted cash	`RestrictedCashNoncurrent`	$83.00M	USD	Point-in-time
Long-term restricted cash	`RestrictedCashNoncurrent`	$83.00M	USD	Point-in-time
Long-term restricted cash	`RestrictedCashNoncurrent`	$115.92M	USD	Point-in-time
Long-term restricted cash	`RestrictedCashNoncurrent`	$115.92M	USD	Point-in-time
Long-term restricted cash	`RestrictedCashNoncurrent`	$121.08M	USD	Point-in-time
Long-term restricted cash	`RestrictedCashNoncurrent`	$121.08M	USD	Point-in-time
Total cash and cash equivalents and restricted cash shown in the Condensed Consolidated Statements of Cash Flows	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$355.39M	USD	Point-in-time
Total cash and cash equivalents and restricted cash shown in the Condensed Consolidated Statements of Cash Flows	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$355.39M	USD	Point-in-time
Total cash and cash equivalents and restricted cash shown in the Condensed Consolidated Statements of Cash Flows	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$379.06M	USD	Point-in-time
Total cash and cash equivalents and restricted cash shown in the Condensed Consolidated Statements of Cash Flows	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$379.06M	USD	Point-in-time
Total cash and cash equivalents and restricted cash shown in the Condensed Consolidated Statements of Cash Flows	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$605.64M	USD	Point-in-time
Total cash and cash equivalents and restricted cash shown in the Condensed Consolidated Statements of Cash Flows	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$605.64M	USD	Point-in-time
Total cash and cash equivalents and restricted cash shown in the Condensed Consolidated Statements of Cash Flows	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$384.12M	USD	Point-in-time
Total cash and cash equivalents and restricted cash shown in the Condensed Consolidated Statements of Cash Flows	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$384.12M	USD	Point-in-time

Stockholders Equity 110 line items

Line Item	Tag	Value	Unit	Period
Cash dividend and dividend equivalents declared per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.44	USD	1 Quarter
Cash dividend and dividend equivalents declared per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.44	USD	1 Quarter
Cash dividend and dividend equivalents declared per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.50	USD	1 Quarter
Cash dividend and dividend equivalents declared per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.50	USD	1 Quarter
Cash dividend and dividend equivalents declared per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.50	USD	1 Quarter
Cash dividend and dividend equivalents declared per share (in dollars per share)	`CommonStockDividendsPerShareDeclared`	$0.50	USD	1 Quarter
Beginning balance	`StockholdersEquity`	$1.65B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$1.65B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$1.56B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$1.56B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$1.57B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$1.57B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$1.59B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$1.59B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$1.55B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$1.55B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$1.57B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$1.57B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$1.43B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$1.43B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$1.64B	USD	Point-in-time
Beginning balance	`StockholdersEquity`	$1.64B	USD	Point-in-time
Net income	`NetIncomeLoss`	$127.00M	USD	1 Quarter
Net income	`NetIncomeLoss`	$127.00M	USD	1 Quarter
Net income	`NetIncomeLoss`	$181.35M	USD	1 Quarter
Net income	`NetIncomeLoss`	$181.35M	USD	1 Quarter
Net income	`NetIncomeLoss`	$189.71M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$189.71M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$545.94M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$545.94M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$270.77M	USD	1 Quarter
Net income	`NetIncomeLoss`	$270.77M	USD	1 Quarter
Net income	`NetIncomeLoss`	$3.80M	USD	1 Quarter
Net income	`NetIncomeLoss`	$3.80M	USD	1 Quarter
Net income	`NetIncomeLoss`	$58.91M	USD	1 Quarter
Net income	`NetIncomeLoss`	$58.91M	USD	1 Quarter
Net income	`NetIncomeLoss`	$93.81M	USD	1 Quarter
Net income	`NetIncomeLoss`	$93.81M	USD	1 Quarter
Other comprehensive income (loss), net	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$240.00K	USD	1 Quarter
Other comprehensive income (loss), net	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$240.00K	USD	1 Quarter
Other comprehensive income (loss), net	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-3.24M	USD	1 Quarter
Other comprehensive income (loss), net	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-3.24M	USD	1 Quarter
Other comprehensive income (loss), net	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-7.49M	USD	3 Qtrs
Other comprehensive income (loss), net	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-7.49M	USD	3 Qtrs
Other comprehensive income (loss), net	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-8.48M	USD	1 Quarter
Other comprehensive income (loss), net	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-8.48M	USD	1 Quarter
Other comprehensive income (loss), net	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-488.00K	USD	1 Quarter
Other comprehensive income (loss), net	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-488.00K	USD	1 Quarter
Other comprehensive income (loss), net	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$750.00K	USD	1 Quarter
Other comprehensive income (loss), net	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$750.00K	USD	1 Quarter
Other comprehensive income (loss), net	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-452.00K	USD	1 Quarter
Other comprehensive income (loss), net	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-452.00K	USD	1 Quarter
Other comprehensive income (loss), net	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-4.18M	USD	3 Qtrs
Other comprehensive income (loss), net	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-4.18M	USD	3 Qtrs
Stock-based compensation, issuance of common stock for share vesting, and common stock reissuances	`ShareBasedCompensationIssuanceOfStockForShareVestingAndStockReissuance`	$3.03M	USD	1 Quarter
Stock-based compensation, issuance of common stock for share vesting, and common stock reissuances	`ShareBasedCompensationIssuanceOfStockForShareVestingAndStockReissuance`	$3.03M	USD	1 Quarter
Stock-based compensation, issuance of common stock for share vesting, and common stock reissuances	`ShareBasedCompensationIssuanceOfStockForShareVestingAndStockReissuance`	$3.65M	USD	1 Quarter
Stock-based compensation, issuance of common stock for share vesting, and common stock reissuances	`ShareBasedCompensationIssuanceOfStockForShareVestingAndStockReissuance`	$3.65M	USD	1 Quarter
Stock-based compensation, issuance of common stock for share vesting, and common stock reissuances	`ShareBasedCompensationIssuanceOfStockForShareVestingAndStockReissuance`	$2.77M	USD	1 Quarter
Stock-based compensation, issuance of common stock for share vesting, and common stock reissuances	`ShareBasedCompensationIssuanceOfStockForShareVestingAndStockReissuance`	$2.77M	USD	1 Quarter
Stock-based compensation, issuance of common stock for share vesting, and common stock reissuances	`ShareBasedCompensationIssuanceOfStockForShareVestingAndStockReissuance`	$3.54M	USD	1 Quarter
Stock-based compensation, issuance of common stock for share vesting, and common stock reissuances	`ShareBasedCompensationIssuanceOfStockForShareVestingAndStockReissuance`	$3.54M	USD	1 Quarter
Stock-based compensation, issuance of common stock for share vesting, and common stock reissuances	`ShareBasedCompensationIssuanceOfStockForShareVestingAndStockReissuance`	$3.00M	USD	1 Quarter
Stock-based compensation, issuance of common stock for share vesting, and common stock reissuances	`ShareBasedCompensationIssuanceOfStockForShareVestingAndStockReissuance`	$3.00M	USD	1 Quarter
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$3.01M	USD	1 Quarter
Stock-based compensation	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$3.01M	USD	1 Quarter
Exercise of stock options	`StockIssuedDuringPeriodValueStockOptionsExercised`	$225.00K	USD	1 Quarter
Exercise of stock options	`StockIssuedDuringPeriodValueStockOptionsExercised`	$225.00K	USD	1 Quarter
Common stock repurchases and related expenses	`TreasuryStockValueAcquiredCostMethodAndRelatedExpenses`	$102.39M	USD	1 Quarter
Common stock repurchases and related expenses	`TreasuryStockValueAcquiredCostMethodAndRelatedExpenses`	$102.39M	USD	1 Quarter
Common stock repurchases and related expenses	`TreasuryStockValueAcquiredCostMethodAndRelatedExpenses`	$1.56M	USD	1 Quarter
Common stock repurchases and related expenses	`TreasuryStockValueAcquiredCostMethodAndRelatedExpenses`	$1.56M	USD	1 Quarter
Common stock repurchases and related expenses	`TreasuryStockValueAcquiredCostMethodAndRelatedExpenses`	$157.65M	USD	1 Quarter
Common stock repurchases and related expenses	`TreasuryStockValueAcquiredCostMethodAndRelatedExpenses`	$157.65M	USD	1 Quarter
Common stock repurchases and related expenses	`TreasuryStockValueAcquiredCostMethodAndRelatedExpenses`	$148.97M	USD	1 Quarter
Common stock repurchases and related expenses	`TreasuryStockValueAcquiredCostMethodAndRelatedExpenses`	$148.97M	USD	1 Quarter
Common stock repurchases and related expenses	`TreasuryStockValueAcquiredCostMethodAndRelatedExpenses`	$112.64M	USD	1 Quarter
Common stock repurchases and related expenses	`TreasuryStockValueAcquiredCostMethodAndRelatedExpenses`	$112.64M	USD	1 Quarter
Warrants exercises	`AdjustmentsToAdditionalPaidInCapitalWarrantIssued`	$4.11M	USD	1 Quarter
Warrants exercises	`AdjustmentsToAdditionalPaidInCapitalWarrantIssued`	$4.11M	USD	1 Quarter
Warrants exercises	`AdjustmentsToAdditionalPaidInCapitalWarrantIssued`	$1.28M	USD	1 Quarter
Warrants exercises	`AdjustmentsToAdditionalPaidInCapitalWarrantIssued`	$1.28M	USD	1 Quarter
Warrants exercises	`AdjustmentsToAdditionalPaidInCapitalWarrantIssued`	$1.30M	USD	1 Quarter
Warrants exercises	`AdjustmentsToAdditionalPaidInCapitalWarrantIssued`	$1.30M	USD	1 Quarter
Cash dividend and dividend equivalents declared	`DividendsCommonStockCash`	$6.83M	USD	1 Quarter
Cash dividend and dividend equivalents declared	`DividendsCommonStockCash`	$6.83M	USD	1 Quarter
Cash dividend and dividend equivalents declared	`DividendsCommonStockCash`	$6.96M	USD	1 Quarter
Cash dividend and dividend equivalents declared	`DividendsCommonStockCash`	$6.96M	USD	1 Quarter
Cash dividend and dividend equivalents declared	`DividendsCommonStockCash`	$7.23M	USD	1 Quarter
Cash dividend and dividend equivalents declared	`DividendsCommonStockCash`	$7.23M	USD	1 Quarter
Dividend equivalents	`DividendEquivalents`	$662.00K	USD	1 Quarter
Dividend equivalents	`DividendEquivalents`	$662.00K	USD	1 Quarter
Dividend equivalents	`DividendEquivalents`	$-23.00K	USD	1 Quarter
Dividend equivalents	`DividendEquivalents`	$-23.00K	USD	1 Quarter
Ending balance	`StockholdersEquity`	$1.65B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$1.65B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$1.56B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$1.56B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$1.57B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$1.57B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$1.59B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$1.59B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$1.55B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$1.55B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$1.57B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$1.57B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$1.43B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$1.43B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$1.64B	USD	Point-in-time
Ending balance	`StockholdersEquity`	$1.64B	USD	Point-in-time

Comprehensive Income 56 line items

Line Item	Tag	Value	Unit	Period
Net income	`NetIncomeLoss`	$127.00M	USD	1 Quarter
Net income	`NetIncomeLoss`	$127.00M	USD	1 Quarter
Net income	`NetIncomeLoss`	$181.35M	USD	1 Quarter
Net income	`NetIncomeLoss`	$181.35M	USD	1 Quarter
Net income	`NetIncomeLoss`	$189.71M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$189.71M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$545.94M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$545.94M	USD	3 Qtrs
Net income	`NetIncomeLoss`	$270.77M	USD	1 Quarter
Net income	`NetIncomeLoss`	$270.77M	USD	1 Quarter
Net income	`NetIncomeLoss`	$3.80M	USD	1 Quarter
Net income	`NetIncomeLoss`	$3.80M	USD	1 Quarter
Net income	`NetIncomeLoss`	$58.91M	USD	1 Quarter
Net income	`NetIncomeLoss`	$58.91M	USD	1 Quarter
Net income	`NetIncomeLoss`	$93.81M	USD	1 Quarter
Net income	`NetIncomeLoss`	$93.81M	USD	1 Quarter
Amortization of and adjustments to employee benefit costs	`OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent`	$-308.00K	USD	1 Quarter
Amortization of and adjustments to employee benefit costs	`OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent`	$-308.00K	USD	1 Quarter
Amortization of and adjustments to employee benefit costs	`OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent`	$581.00K	USD	1 Quarter
Amortization of and adjustments to employee benefit costs	`OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent`	$581.00K	USD	1 Quarter
Amortization of and adjustments to employee benefit costs	`OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent`	$5.37M	USD	3 Qtrs
Amortization of and adjustments to employee benefit costs	`OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent`	$5.37M	USD	3 Qtrs
Amortization of and adjustments to employee benefit costs	`OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent`	$9.63M	USD	3 Qtrs
Amortization of and adjustments to employee benefit costs	`OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentBeforeTaxPortionAttributableToParent`	$9.63M	USD	3 Qtrs
Income tax (expense) benefit	`OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent`	$-68.00K	USD	1 Quarter
Income tax (expense) benefit	`OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent`	$-68.00K	USD	1 Quarter
Income tax (expense) benefit	`OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent`	$2.14M	USD	3 Qtrs
Income tax (expense) benefit	`OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent`	$2.14M	USD	3 Qtrs
Income tax (expense) benefit	`OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent`	$1.19M	USD	3 Qtrs
Income tax (expense) benefit	`OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent`	$1.19M	USD	3 Qtrs
Income tax (expense) benefit	`OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent`	$129.00K	USD	1 Quarter
Income tax (expense) benefit	`OtherComprehensiveIncomeDefinedBenefitPlansTaxPortionAttributableToParent`	$129.00K	USD	1 Quarter
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$240.00K	USD	1 Quarter
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$240.00K	USD	1 Quarter
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-3.24M	USD	1 Quarter
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-3.24M	USD	1 Quarter
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-7.49M	USD	3 Qtrs
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-7.49M	USD	3 Qtrs
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-8.48M	USD	1 Quarter
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-8.48M	USD	1 Quarter
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-488.00K	USD	1 Quarter
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-488.00K	USD	1 Quarter
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$750.00K	USD	1 Quarter
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$750.00K	USD	1 Quarter
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-452.00K	USD	1 Quarter
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-452.00K	USD	1 Quarter
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-4.18M	USD	3 Qtrs
Total other comprehensive income (loss), net of tax	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent`	$-4.18M	USD	3 Qtrs
Total comprehensive income	`ComprehensiveIncomeNetOfTax`	$182.22M	USD	3 Qtrs
Total comprehensive income	`ComprehensiveIncomeNetOfTax`	$182.22M	USD	3 Qtrs
Total comprehensive income	`ComprehensiveIncomeNetOfTax`	$541.76M	USD	3 Qtrs
Total comprehensive income	`ComprehensiveIncomeNetOfTax`	$541.76M	USD	3 Qtrs
Total comprehensive income	`ComprehensiveIncomeNetOfTax`	$4.04M	USD	1 Quarter
Total comprehensive income	`ComprehensiveIncomeNetOfTax`	$4.04M	USD	1 Quarter
Total comprehensive income	`ComprehensiveIncomeNetOfTax`	$93.36M	USD	1 Quarter
Total comprehensive income	`ComprehensiveIncomeNetOfTax`	$93.36M	USD	1 Quarter

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