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v2.4.1.9

Reconciliation of Segment Information, Total Assets (Details) (USD $) | Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
--- | --- | --- | ---
Assets: |  |  |
Assets | $ 11,759,530,000 us-gaap_Assets | $ 11,393,667,000 us-gaap_Assets | $ 12,997,594,000 us-gaap_Assets
Items excluded from segment assets: |  |  |
Income Taxes Receivable, Current | 20,401,000 us-gaap_IncomeTaxesReceivable | 10,705,000 us-gaap_IncomeTaxesReceivable |
Deferred Tax Assets | 924,618,000 us-gaap_DeferredTaxAssetsNet | 1,025,808,000 us-gaap_DeferredTaxAssetsNet |
Total Property, Plant and Equipment-Net | 10,162,472,000 us-gaap_PropertyPlantAndEquipmentNet | 9,442,262,000 us-gaap_PropertyPlantAndEquipmentNet |
Total Reportable Business Segments |  |  |
Assets: |  |  |
Assets | 11,471,946,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = cnx_TotalReportableSegmentsMember | 10,682,752,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = cnx_TotalReportableSegmentsMember |
Coal Segment [Member] |  |  |
Assets: |  |  |
Assets | 4,107,761,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = cnx_CoalSegmentMember | 4,348,284,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = cnx_CoalSegmentMember | 4,333,486,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = cnx_CoalSegmentMember
Gas |  |  |
Assets: |  |  |
Assets | 7,364,185,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = cnx_GasSegmentMember | 6,334,468,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = cnx_GasSegmentMember | 5,768,882,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = cnx_GasSegmentMember
Other Segments [Member] |  |  |
Assets: |  |  |
Assets | 15,089,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember | 132,487,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember | 135,170,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = us-gaap_AllOtherSegmentsMember
Excludes Gas Segment [Member] |  |  |
Items excluded from segment assets: |  |  |
Cash and Other Investments | 147,210,000 us-gaap_InvestmentsAndCash / us-gaap_StatementBusinessSegmentsAxis = cnx_ExcludesGasSegmentMember | 321,992,000 us-gaap_InvestmentsAndCash / us-gaap_StatementBusinessSegmentsAxis = cnx_ExcludesGasSegmentMember |
Intersegment Eliminations [Member] |  |  |
Assets: |  |  |
Assets | 272,495,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember | 578,428,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember | 2,760,056,000 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember
Items excluded from segment assets: |  |  |
Income Taxes Receivable, Current | 20,401,000 us-gaap_IncomeTaxesReceivable / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember | 10,705,000 us-gaap_IncomeTaxesReceivable / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember |
Deferred Tax Assets | 66,569,000 us-gaap_DeferredTaxAssetsNet / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember | 211,303,000 us-gaap_DeferredTaxAssetsNet / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember |
Bond Issuance Costs | 38,315,000 us-gaap_UnamortizedDebtIssuanceExpense / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember | 34,428,000 us-gaap_UnamortizedDebtIssuanceExpense / us-gaap_StatementBusinessSegmentsAxis = us-gaap_IntersegmentEliminationMember |
UNITED STATES |  |  |
Segment Reporting, Asset Reconciling Item [Line Items] |  |  |
Disclosure of Long-Live Assets by Geographic Region | 10,151,448,000 cnx_DisclosureOfLongLiveAssetsByGeographicRegion / us-gaap_StatementGeographicalAxis = country_US | 9,431,238,000 cnx_DisclosureOfLongLiveAssetsByGeographicRegion / us-gaap_StatementGeographicalAxis = country_US |
CANADA |  |  |
Segment Reporting, Asset Reconciling Item [Line Items] |  |  |
Disclosure of Long-Live Assets by Geographic Region | $ 11,024,000 cnx_DisclosureOfLongLiveAssetsByGeographicRegion / us-gaap_StatementGeographicalAxis = country_CA | $ 11,024,000 cnx_DisclosureOfLongLiveAssetsByGeographicRegion / us-gaap_StatementGeographicalAxis = country_CA |

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