v3.25.3
Property and Equipment and Intangible Assets - Asset retirement obligations (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Dec. 31, 2024
Activity relating to our asset retirement obligations          
Balance at beginning of period $ 347,720 $ 300,475 $ 327,031 $ 278,287  
Liabilities incurred 337 5,051 5,222 14,010  
Accretion expense 9,115 7,114 24,919 20,343  
Remeasurement of estimate 80,459   80,459    
Balance at end of period 437,631 $ 312,640 437,631 $ 312,640  
Corresponding assets, net of accumulated depreciation, related to asset retirement obligations $ 0   $ 0   $ 216,000