Property, plant and equipment are summarized as follows (in thousands):

 

 

December 31, 2025

 

 

December 31, 2024

 

Land

 

$

77,406

 

 

$

77,351

 

Land improvements

 

 

82,422

 

 

 

19,939

 

Building and leasehold improvements

 

 

144,744

 

 

 

73,543

 

Asset retirement obligation assets

 

 

48,734

 

 

 

62,301

 

Mine development and infrastructure costs

 

 

208,538

 

 

 

126,266

 

Machinery and equipment

 

 

1,870,215

 

 

 

1,435,650

 

Financing lease right of use asset

 

 

206,303

 

 

 

106,959

 

Construction in progress

 

 

203,696

 

 

 

513,072

 

Total

 

 

2,842,058

 

 

 

2,415,081

 

Less: Accumulated depreciation

 

 

(1,024,694

)

 

 

(865,611

)

Property, plant and equipment, net

 

$

1,817,364

 

 

$

1,549,470

 

Historical Timeline

Fiscal YearFiled
2025Feb 12, 2026Showing above
2024Feb 13, 2025
2023Feb 14, 2024
2022Feb 15, 2023
2021Feb 22, 2022
2020Feb 24, 2021
2019Feb 19, 2020
2018Feb 21, 2019
2017Feb 14, 2018

About PP&E Disclosures

The PP&E disclosure details a company's physical asset base — land, buildings, machinery, and equipment — along with the depreciation methods and useful life assumptions that determine how these costs flow through the income statement. Capitalization policy thresholds reveal management's judgment on the boundary between expense and asset, directly affecting both reported earnings and asset values.

Key signals: changes in estimated useful lives or depreciation methods can materially shift reported earnings without any operational change. Compare capital expenditures against depreciation expense — when capex consistently trails depreciation, the asset base may be aging and underinvested. Watch for large asset impairments or write-downs that signal overvalued carrying amounts. Asset retirement obligations reveal future environmental or decommissioning costs that are often underappreciated. Compare PP&E intensity (PP&E-to-revenue) against industry peers to assess capital efficiency and competitive positioning.