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Accrued Liabilities | 9 Months Ended
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Sep. 30, 2025
Accrued Liabilities |
Accrued Liabilities | (8) Accrued Liabilities Accrued liabilities consisted of the following items: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | (Unaudited) | ​
​ | ​ | December 31, |  | September 30, | ​
(in thousands) |  | 2024 |  | 2025 |
Capital expenditures | ​ | $ | 10,980 | ​ | ​ | 20,142 | ​
Operating expenses | ​ | ​ | 14,536 | ​ | ​ | 11,724 | ​
Interest expense | ​ | ​ | 48,808 | ​ | ​ | 27,487 | ​
Ad valorem taxes | ​ | ​ | 6,258 | ​ | ​ | 3,122 | ​
Other | ​ | ​ | 2,973 | ​ | ​ | 4,300 | ​
Total accrued liabilities | ​ | $ | 83,555 | ​ | ​ | 66,775 | ​
​

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