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Note 2 - Summary of Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2024
Summary of Significant Accounting Policies.  
Schedule of inventories

(In thousands)

    

December 31, 2024

    

December 31, 2023

Raw coal

$

19,709

$

20,122

Saleable coal

17,969

12,013

Supplies

 

5,680

 

5,028

Total inventories

$

43,358

$

37,163