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Guarantor Subsidiaries, Condensed Statement of Cash Flows (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2017 | Mar. 31, 2016
Schedule of Condensed Consolidating Statement of Cash Flows [Line Items] |  |
Net Cash Provided by (Used in) Operating Activities, Continuing Operations | $ 205,194 | $ 123,662
Cash Provided by (Used in) Operating Activities, Discontinued Operations | (75) | 6,290
Net Cash Provided by Operating Activities | 205,119 | 129,952
Investing Activities: |  |
Capital Expenditures | (112,978) | (77,656)
Proceeds from Sale of Productive Assets | 19,427 | 8,453
Payments for (Proceeds from) Businesses and Interest in Affiliates | 5,909 | (5,578)
Payments for Advance to Affiliate |  | 0
Net Cash Provided by (Used in) Investing Activities, Continuing Operations | (87,642) | (74,781)
Cash Provided by (Used in) Investing Activities, Discontinued Operations | 0 | 395,757
Net Cash Provided by (Used in) Investing Activities | (87,642) | 320,976
Financing Activities: |  |
Repayments of Other Debt | (2,942) | (2,095)
(Payments on) Proceeds from Short-Term Borrowings | 0 | (100,500)
Treasury Stock Activity | (6,278) | (1,510)
Payments of Dividends | 0 | (2,294)
Noncontrolling Interest, Period Increase (Decrease) | (5,467) | (5,413)
Payments On Long Term Notes Including Redemption Premium | (98,243) | 0
Proceeds from Issuance of Common Stock | 494 | 3
Treasury Stock, Value, Acquired, Cost Method | (6,278) |
Net Proceeds from Revolver - MLP | (4,000) | 15,000
Payments of Debt Issuance Costs | (250) |
Net Cash Provided by (Used in) Financing Activities, Continuing Operations | (116,686) | (96,809)
Cash Provided by (Used in) Financing Activities, Discontinued Operations | 0 | (47)
Net Cash (Used in) Provided by Financing Activities | (116,686) | (96,856)
Parent Issuer [Member] |  |
Schedule of Condensed Consolidating Statement of Cash Flows [Line Items] |  |
Net Cash Provided by (Used in) Operating Activities, Continuing Operations | 109,039 | 456,851
Cash Provided by (Used in) Operating Activities, Discontinued Operations | 0 | 0
Net Cash Provided by Operating Activities | 109,039 | 456,851
Investing Activities: |  |
Capital Expenditures | (1,087) | (1,281)
Proceeds from Sale of Productive Assets | 0 | 0
Payments for (Proceeds from) Businesses and Interest in Affiliates | 0 | 0
Payments for Advance to Affiliate |  | 0
Net Cash Provided by (Used in) Investing Activities, Continuing Operations |  | (1,281)
Cash Provided by (Used in) Investing Activities, Discontinued Operations |  | 0
Net Cash Provided by (Used in) Investing Activities | (1,087) | (1,281)
Financing Activities: |  |
Repayments of Other Debt | (418) | (353)
(Payments on) Proceeds from Short-Term Borrowings |  | (100,500)
Treasury Stock Activity |  | (1,510)
Payments of Dividends |  | (2,294)
Noncontrolling Interest, Period Increase (Decrease) | 0 | 0
Payments On Long Term Notes Including Redemption Premium | (98,243) |
Proceeds from Issuance of Common Stock | 494 | 3
Treasury Stock, Value, Acquired, Cost Method | (5,471) |
Net Proceeds from Revolver - MLP | 0 | 0
Payments of Debt Issuance Costs | 250 |
Net Cash Provided by (Used in) Financing Activities, Continuing Operations |  | (104,654)
Cash Provided by (Used in) Financing Activities, Discontinued Operations |  | 0
Net Cash (Used in) Provided by Financing Activities | (103,888) | (104,654)
CNX Gas Guarantor [Member] |  |
Schedule of Condensed Consolidating Statement of Cash Flows [Line Items] |  |
Net Cash Provided by (Used in) Operating Activities, Continuing Operations | 87,898 | 58,594
Cash Provided by (Used in) Operating Activities, Discontinued Operations | 0 | 0
Net Cash Provided by Operating Activities | 87,898 | 58,594
Investing Activities: |  |
Capital Expenditures | (100,793) | (62,862)
Proceeds from Sale of Productive Assets | 8,518 | 7,953
Payments for (Proceeds from) Businesses and Interest in Affiliates | 5,909 | (2,145)
Payments for Advance to Affiliate |  | 0
Net Cash Provided by (Used in) Investing Activities, Continuing Operations |  | (57,054)
Cash Provided by (Used in) Investing Activities, Discontinued Operations |  | 0
Net Cash Provided by (Used in) Investing Activities | (86,366) | (57,054)
Financing Activities: |  |
Repayments of Other Debt | (1,530) | (1,537)
(Payments on) Proceeds from Short-Term Borrowings |  | 0
Treasury Stock Activity |  | 0
Payments of Dividends |  | 0
Noncontrolling Interest, Period Increase (Decrease) | 0 | 0
Payments On Long Term Notes Including Redemption Premium | 0 |
Proceeds from Issuance of Common Stock | 0 | 0
Treasury Stock, Value, Acquired, Cost Method | 0 |
Net Proceeds from Revolver - MLP | 0 | 0
Payments of Debt Issuance Costs | 0 |
Net Cash Provided by (Used in) Financing Activities, Continuing Operations |  | (1,537)
Cash Provided by (Used in) Financing Activities, Discontinued Operations |  | 0
Net Cash (Used in) Provided by Financing Activities | (1,530) | (1,537)
Other Guarantors Subsidiaries [Member] |  |
Schedule of Condensed Consolidating Statement of Cash Flows [Line Items] |  |
Net Cash Provided by (Used in) Operating Activities, Continuing Operations | (873) | 13,434
Cash Provided by (Used in) Operating Activities, Discontinued Operations | 0 | 0
Net Cash Provided by Operating Activities | (873) | 13,434
Investing Activities: |  |
Capital Expenditures | (9,068) | (10,288)
Proceeds from Sale of Productive Assets | 10,909 | 480
Payments for (Proceeds from) Businesses and Interest in Affiliates | 0 | (3,433)
Payments for Advance to Affiliate |  | 0
Net Cash Provided by (Used in) Investing Activities, Continuing Operations |  | (13,241)
Cash Provided by (Used in) Investing Activities, Discontinued Operations |  | 0
Net Cash Provided by (Used in) Investing Activities | 1,841 | (13,241)
Financing Activities: |  |
Repayments of Other Debt | (968) | (193)
(Payments on) Proceeds from Short-Term Borrowings |  | 0
Treasury Stock Activity |  | 0
Payments of Dividends |  | 0
Noncontrolling Interest, Period Increase (Decrease) | 0 | 0
Payments On Long Term Notes Including Redemption Premium | 0 |
Proceeds from Issuance of Common Stock | 0 | 0
Treasury Stock, Value, Acquired, Cost Method | 0 |
Net Proceeds from Revolver - MLP | 0 | 0
Payments of Debt Issuance Costs | 0 |
Net Cash Provided by (Used in) Financing Activities, Continuing Operations |  | (193)
Cash Provided by (Used in) Financing Activities, Discontinued Operations |  | 0
Net Cash (Used in) Provided by Financing Activities | (968) | (193)
CNX Coal Resources LP [Member] |  |
Schedule of Condensed Consolidating Statement of Cash Flows [Line Items] |  |
Net Cash Provided by (Used in) Operating Activities, Continuing Operations | 17,662 | 3,511
Cash Provided by (Used in) Operating Activities, Discontinued Operations | 0 | 0
Net Cash Provided by Operating Activities | 17,662 | 3,511
Investing Activities: |  |
Capital Expenditures | (2,030) | (3,225)
Proceeds from Sale of Productive Assets | 0 | 20
Payments for (Proceeds from) Businesses and Interest in Affiliates | 0 | 0
Net Cash Provided by (Used in) Investing Activities, Continuing Operations |  | (3,205)
Cash Provided by (Used in) Investing Activities, Discontinued Operations |  | 0
Net Cash Provided by (Used in) Investing Activities | (2,030) | (3,205)
Financing Activities: |  |
Repayments of Other Debt | (26) | (12)
(Payments on) Proceeds from Short-Term Borrowings |  | 0
Treasury Stock Activity |  | 0
Payments of Dividends |  | 0
Noncontrolling Interest, Period Increase (Decrease) | (14,050) | (12,144)
Proceeds from Collection of Advance to Affiliate |  | (550)
Payments On Long Term Notes Including Redemption Premium | 0 |
Proceeds from Issuance of Common Stock | 0 | 0
Treasury Stock, Value, Acquired, Cost Method | (807) |
Net Proceeds from Revolver - MLP | (4,000) | 15,000
Payments of Debt Issuance Costs | 0 |
Net Cash Provided by (Used in) Financing Activities, Continuing Operations |  | (2,294)
Cash Provided by (Used in) Financing Activities, Discontinued Operations |  | 0
Net Cash (Used in) Provided by Financing Activities | (18,883) | 2,294
Non-Guarantors [Member] |  |
Schedule of Condensed Consolidating Statement of Cash Flows [Line Items] |  |
Net Cash Provided by (Used in) Operating Activities, Continuing Operations | 51 | (401,447)
Cash Provided by (Used in) Operating Activities, Discontinued Operations | (75) | 6,290
Net Cash Provided by Operating Activities | (24) | (395,157)
Investing Activities: |  |
Capital Expenditures | 0 | 0
Proceeds from Sale of Productive Assets | 0 | 0
Payments for (Proceeds from) Businesses and Interest in Affiliates | 0 | 0
Payments for Advance to Affiliate |  | 0
Net Cash Provided by (Used in) Investing Activities, Continuing Operations |  | 0
Cash Provided by (Used in) Investing Activities, Discontinued Operations |  | 395,757
Net Cash Provided by (Used in) Investing Activities | 0 | 395,757
Financing Activities: |  |
Repayments of Other Debt | 0 | 0
(Payments on) Proceeds from Short-Term Borrowings |  | 0
Treasury Stock Activity |  | 0
Payments of Dividends |  | 0
Noncontrolling Interest, Period Increase (Decrease) | 0 | 0
Payments On Long Term Notes Including Redemption Premium | 0 |
Proceeds from Issuance of Common Stock | 0 | 0
Treasury Stock, Value, Acquired, Cost Method |  |
Net Proceeds from Revolver - MLP | 0 | 0
Payments of Debt Issuance Costs | 0 |
Net Cash Provided by (Used in) Financing Activities, Continuing Operations |  | 0
Cash Provided by (Used in) Financing Activities, Discontinued Operations |  | (47)
Net Cash (Used in) Provided by Financing Activities | 0 | (47)
Consolidation, Eliminations [Member] |  |
Schedule of Condensed Consolidating Statement of Cash Flows [Line Items] |  |
Net Cash Provided by (Used in) Operating Activities, Continuing Operations | (8,583) | (7,281)
Cash Provided by (Used in) Operating Activities, Discontinued Operations | 0 | 0
Net Cash Provided by Operating Activities | (8,583) | (7,281)
Investing Activities: |  |
Capital Expenditures | 0 | 0
Proceeds from Sale of Productive Assets | 0 | 0
Payments for (Proceeds from) Businesses and Interest in Affiliates | 0 | 0
Net Cash Provided by (Used in) Investing Activities, Continuing Operations |  | 0
Cash Provided by (Used in) Investing Activities, Discontinued Operations |  | 0
Net Cash Provided by (Used in) Investing Activities | 0 | 0
Financing Activities: |  |
Repayments of Other Debt | 0 | 0
(Payments on) Proceeds from Short-Term Borrowings |  | 0
Treasury Stock Activity |  | 0
Payments of Dividends |  | 0
Noncontrolling Interest, Period Increase (Decrease) | 8,583 | 6,731
Proceeds from Collection of Advance to Affiliate |  | 550
Payments On Long Term Notes Including Redemption Premium | 0 |
Proceeds from Issuance of Common Stock | 0 | 0
Treasury Stock, Value, Acquired, Cost Method |  |
Net Proceeds from Revolver - MLP | 0 | 0
Payments of Debt Issuance Costs | 0 |
Net Cash Provided by (Used in) Financing Activities, Continuing Operations |  | 7,281
Cash Provided by (Used in) Financing Activities, Discontinued Operations |  | 0
Net Cash (Used in) Provided by Financing Activities | $ 8,583 | $ 7,281

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