XML 100 R19.htm IDEA: XBRL DOCUMENT v3.22.4
Inventories
12 Months Ended
Dec. 31, 2022
Inventory Disclosure [Abstract]  
Inventories INVENTORIES:
Inventory components consist of the following:
 December 31,
 20222021
Coal$11,315 $12,078 
Supplies54,975 50,798 
Total Inventories$66,290 $62,876