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Long-Term Debt - Schedule of Long-Term Debt (Details) - USD ($) $ in Thousands | Mar. 31, 2024 | Dec. 31, 2023 | Mar. 31, 2020
--- | --- | --- | ---
Debt Instrument [Line Items] |  |  |
Less: Unamortized Debt Issuance Costs | $ 10,623 | $ 11,660 |
Net Carrying Amount | 2,268,695 | 2,214,374 |
Less: Current Portion | 326,187 | 325,668 |
Long-Term Debt | $ 1,942,508 | 1,888,706 |
Senior Notes due January 2029 |  |  |
Debt Instrument [Line Items] |  |  |
Stated rate, debt instrument | 6.00% |  |
Net Carrying Amount | $ 500,000 | 500,000 |
Senior Notes due January 2031 |  |  |
Debt Instrument [Line Items] |  |  |
Stated rate, debt instrument | 7.375% |  |
Debt instrument, face amount | $ 500,000 |  |
Debt instrument, unamortized discount | 5,119 | 5,308 |
Net Carrying Amount | $ 494,881 | 494,692 |
Senior Notes due April 2030 |  |  |
Debt Instrument [Line Items] |  |  |
Stated rate, debt instrument | 4.75% |  |
Debt instrument, face amount | $ 400,000 | 400,000 |
Debt instrument, unamortized discount | 3,510 | 3,654 |
Net Carrying Amount | $ 396,490 | 396,346 |
Convertible 7.25% Senior Notes Due 2032 |  |  |
Debt Instrument [Line Items] |  |  |
Stated rate, debt instrument | 7.25% |  |
Debt instrument, face amount | $ 400,000 |  |
Debt instrument, unamortized discount | 4,948 |  |
Debt instrument, unamortized premium | 5,000 |  |
Net Carrying Amount | $ 395,052 | 0 |
Convertible Senior Notes due May 2026 |  |  |
Debt Instrument [Line Items] |  |  |
Stated rate, debt instrument | 2.25% |  |
Debt instrument, face amount | $ 330,654 |  |
Debt instrument, unamortized discount | 4,109 | 4,586 |
Net Carrying Amount | $ 326,545 | 326,068 |
Senior Notes due March 2027 |  |  |
Debt Instrument [Line Items] |  |  |
Stated rate, debt instrument | 7.25% |  |
Debt instrument, face amount | $ 350,000 |  |
Debt instrument, unamortized premium | 1,728 |  |
Net Carrying Amount | 0 | 351,728 |
Revolving Credit Facility |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument, face amount |  |  | $ 160,000
Revolving Credit Facility | CNX Midstream Partners LP Revolving Credit Facility |  |  |
Debt Instrument [Line Items] |  |  |
Net Carrying Amount | 91,350 | 105,150 |
Revolving Credit Facility | CNX Revolving Credit Facility |  |  |
Debt Instrument [Line Items] |  |  |
Net Carrying Amount | $ 75,000 | $ 52,050 |

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