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Asset Retirement Obligations | 6 Months Ended
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Jun. 30, 2026
Asset Retirement Obligation Disclosure [Abstract] |
Asset Retirement Obligations | Note 8 — Asset Retirement Obligations The asset retirement obligations included in the Condensed Consolidated Balance Sheets in current and non-current liabilities, and the changes in that liability were as follows (in thousands):
Asset retirement obligations at December 31, 2025 | $ | 1,332,128 |
Obligations incurred |  | 6,235 |
Obligations settled |  | (40,571 | )
Accretion expense |  | 70,847 |
Changes in estimate |  | 25,506 |
Asset retirement obligations at June 30, 2026 | $ | 1,394,145 |
Less: Current portion at June 30, 2026 |  | 153,225 |
Long-term portion at June 30, 2026 | $ | 1,240,920 |
At June 30, 2026, the Company has (1) restricted cash of $77.0 million held in escrow and (2) two notes receivable with an aggregated face value of $66.2 million to settle future asset retirement obligations.

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- Definition The entire disclosure for an asset retirement obligation and the associated long-lived asset. An asset retirement obligation is a legal obligation associated with the disposal or retirement from service of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 410 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481850/410-20-50-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 410 -SubTopic 20 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/410-20/tableOfContent Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -SubTopic 20 -Topic 410 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481850/410-20-50-2 + Details
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