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LONG-TERM DEBT (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2026
Long-Term Debt, Other Disclosure [Abstract] |
Schedule of Long-Term Debt |
| March 31, 2026 |  | December 31, 2025
Senior Notes due March 2032 at 7.25% (Principal of $600,000 less Unamortized Discount of $4,951 and $5,160, respectively) | $ | 595,049 |  |  | $ | 594,840 |
Senior Notes due March 2034 at 5.875%, Issued at Par Value | 500,000 |  |  | — |
Senior Notes due January 2031 at 7.375% (Principal of $500,000 less Unamortized Discount of $3,612 and $3,800, respectively) | 496,388 |  |  | 496,200 |
CNX Midstream Partners LP Senior Notes due April 2030 at 4.75% (Principal of $400,000 less Unamortized Discount of $2,356 and $2,500, respectively)* | 397,644 |  |  | 397,500 |
Convertible Senior Notes due May 2026 at 2.25% (Principal of $208,553 and $208,556 less Unamortized Discount and Issuance Costs of $106 and $425, respectively) | 208,447 |  |  | 208,131 |
CNX Midstream Partners LP Revolving Credit Facility* | 105,000 |  |  | 32,750 |
CNX Revolving Credit Facility | 76,300 |  |  | 200,000 |
Senior Notes due January 2029 at 6.00%, Issued at Par Value | — |  |  | 500,000 |
Less: Unamortized Debt Issuance Costs | 11,975 |  |  | 8,062 |
| 2,366,853 |  |  | 2,421,359 |
Less: Current Portion | 208,437 |  |  | 208,095 |
Long-Term Debt | $ | 2,158,416 |  |  | $ | 2,213,264 |
*CNX is not a guarantor of CNXM's 4.75% Senior Notes due April 2030 or the CNXM Credit Facility.
Schedule of Convertible Debt | The net carrying amount of the liability and equity components of the Convertible Notes was as follows:
| March 31, 2026 |  | December 31, 2025
Liability Component: |  |  |
Principal | $ | 208,553 |  |  | $ | 208,556 |
Unamortized Issuance Costs | (106) |  |  | (425) |
Net Carrying Amount | $ | 208,447 |  |  | $ | 208,131 |
Fair Value | $ | 626,566 |  |  | $ | 596,798 |
Fair Value Hierarchy | Level 2 |  | Level 2
Interest expense related to the Convertible Notes is as follows:
|  |  | For the Three Months Ended March 31,
|  |  |  |  | 2026 |  | 2025
Contractual Interest Expense |  |  |  |  | $ | 1,173 |  |  | $ | 1,860 |
Amortization of Issuance Costs |  |  |  |  | 318 |  |  | 491 |
Total Interest Expense |  |  |  |  | $ | 1,491 |  |  | $ | 2,351 |

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