XML 57 R40.htm IDEA: XBRL DOCUMENT v3.24.0.1
Miscellaneous Other Income (Tables)
12 Months Ended
Dec. 31, 2023
Other Income and Expenses [Abstract]  
Schedule of Other Income (Loss)
For the Years Ended December 31,
202320222021
Contract Buyout$16,350 $— $— 
Interest Income13,597 6,031 3,287 
Royalty Income - Non-Operated Coal8,855 10,258 8,661 
Rental Income2,129 2,239 1,095 
Sale of Certain Mining Rights— — 21,756 
Other12,330 5,826 3,595 
Miscellaneous Other Income$53,261 $24,354 $38,394