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Note 8 - Revenue (Tables)
3 Months Ended
Mar. 31, 2025
REVENUE  
Schedule of disaggregation of revenue

Three months ended March 31, 

(In thousands)

2025

    

2024

Coal Sales

  

 

  

North American revenue

$

44,026

$

54,173

Export revenue, excluding Canada

 

90,630

 

118,503

Total revenue

$

134,656

$

172,676