v3.26.1
Property, Plant and Equipment (Tables)
 6 Months Ended
Jun. 30, 2026
Property, Plant and Equipment [Abstract]  
Property, plant and equipment
Property, plant and equipment and mining properties, net consist of the following:
In thousandsJune 30, 2026December 31, 2025
Mine development$2,124,075 $1,657,873 
Mineral interests9,912,250 1,683,564 
Land84,694 9,961 
Facilities and equipment(1)
2,748,233 1,741,055 
Construction in progress148,079 129,662 
Total$15,017,331 $5,222,115 
Accumulated depreciation, depletion and amortization(2)
(2,854,195)(2,477,231)
Property, plant and equipment and mining properties, net$12,163,136 $2,744,884 
(1) Includes $11.7 million and $123.8 million associated with facilities and equipment assets under finance leases at June 30, 2026 and December 31, 2025, respectively.
(2) Includes $10.4 million and $75.1 million of accumulated amortization related to assets under finance leases at June 30, 2026 and December 31, 2025, respectively.