v3.25.3
Revenue (Tables)
9 Months Ended
Sep. 30, 2025
Revenues [Abstract]  
Schedule of Disaggregated Revenue by Segment

Disaggregated information about Revenue by segment is presented below:

 

   Three months ended
September 30,
   Nine months ended
September 30,
 
(In thousands)  2025   2024   2025   2024 
Metallurgical Coal Segment                
Coal Sales                
North American revenue  $47,997   $54,073   $156,552   $163,588 
Export revenue, excluding Canada   72,999    113,338    252,059    331,815 
Total revenue  $120,996   $167,411   $408,611   $495,403