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Inventories (Tables)
9 Months Ended
Sep. 30, 2022
Inventories  
Inventories

    

September 30, 

    

December 31, 

 

2022

 

2021

(In thousands)

Coal

$

104,092

$

75,653

Repair parts and supplies

 

111,080

 

81,081

$

215,172

$

156,734