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Asset Retirement Obligations (Tables)
12 Months Ended
Dec. 31, 2024
Asset Retirement Obligation Disclosure [Abstract]  
Schedule of Change in Asset Retirement Obligation
A reconciliation of our beginning and ending aggregate carrying amount of the asset retirement obligations are as follows:
 Coal MiningUnallocated ItemsNACCO
Consolidated
Balance at January 1, 2023$28,460 $17,542 $46,002 
Liabilities incurred during the period1,920 — 1,920 
Liabilities settled during the period(852)(1,048)(1,900)
Accretion expense2,170 1,358 3,528 
Revision of estimated cash flows1,346 1,717 3,063 
Balance at December 31, 2023$33,044 $19,569 $52,613 
Liabilities settled during the period(6,115)(960)(7,075)
Accretion expense2,530 1,510 4,040 
Revision of estimated cash flows 79 (130)(51)
Balance at December 31, 2024$29,538 $19,989 $49,527