XML 36 R19.htm IDEA: XBRL DOCUMENT v3.24.0.1
Inventories
12 Months Ended
Dec. 31, 2023
Inventory Disclosure [Abstract]  
Inventories INVENTORIES:
Inventory components consist of the following:
 December 31,
 20232022
Coal$17,128 $11,315 
Supplies71,026 54,975 
Total Inventories$88,154 $66,290