Reclamation (Tables)

6 Months Ended

Jun. 30, 2026

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 thousands	2026		2025		2026		2025
Asset retirement obligation - Beginning	$	420,051	$	272,512	$	277,511	$	260,492
Accretion	6,088		4,900		10,927		9,632
Additions and changes to estimates	—		—		139,159		8,644
Settlements	(2,676)		(2,380)		(4,134)		(3,736)
Asset retirement obligation - Ending	$	423,463	$	275,032	$	423,463	$	275,032