v3.26.1
Variable Interest Entity - Narrative (Details)
$ in Thousands
Dec. 31, 2025
USD ($)
mineralRightsLease
Dec. 31, 2024
USD ($)
Jun. 26, 2023
May 17, 2021
Variable Interest Entity (Details) [Line Items]        
Number of mineral rights leases acquired | mineralRightsLease 2      
VIE        
Variable Interest Entity (Details) [Line Items]        
Mineral interests | $ $ 17,339 $ 17,125    
Round Top Mountain Development, LLC        
Variable Interest Entity (Details) [Line Items]        
Equity interest percentage     81.30% 80.00%
Round Top Mountain Development, LLC | TMRC        
Variable Interest Entity (Details) [Line Items]        
Equity interest percentage     18.70%