XML 50 R38.htm IDEA: XBRL DOCUMENT v3.24.3
Property, Plant and Equipment (Tables)
9 Months Ended
Sep. 30, 2024
Property, Plant and Equipment [Abstract]  
Schedule of Property, Plant and Equipment
Property, plant and equipment consists of the following:
September 30,
2024
December 31,
2023
Plant and Equipment$3,584,192 $3,458,655 
Coal Properties and Surface Lands910,310 906,343 
Airshafts511,482 492,806 
Mine Development366,260 366,260 
Advance Mining Royalties329,470 328,340 
Total Property, Plant and Equipment5,701,714 5,552,404 
Less: Accumulated Depreciation, Depletion and Amortization3,792,369 3,649,281 
Total Property, Plant and Equipment - Net$1,909,345 $1,903,123