v3.25.2
Reclamation (Tables)
 6 Months Ended
Jun. 30, 2025
Asset Retirement Obligation Disclosure [Abstract]  
Asset Retirement Obligation
Changes to the Company’s asset retirement obligations for its operating sites are as follows:
Three Months Ended June 30,Six Months Ended June 30,
In thousands2025202420252024
Asset retirement obligation - Beginning$272,512 $216,989 $260,492 $214,013 
Accretion4,900 4,154 9,632 8,230 
Additions and changes to estimates— — 8,644 — 
Settlements(2,380)(1,226)(3,736)(2,326)
Asset retirement obligation - Ending$275,032 $219,917 $275,032 $219,917