v3.26.1
Inventories (Tables)
6 Months Ended
Jun. 30, 2026
Inventory Disclosure [Abstract]  
Schedule of Inventories
Inventories are summarized as follows:
JUNE 30
2026
DECEMBER 31
2025
Coal
$27,497 $24,585 
Mining supplies76,883 73,858 
 Total inventories$104,380 $98,443