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Segment Information (Tables)
3 Months Ended
Mar. 31, 2025
Segment Reporting [Abstract]  
Schedule of Segment Operating Results and Capital Expenditures
Met reportable segment results for the three months ended March 31, 2025 and 2024 are as follows:

Three Months Ended March 31,
20252024
Coal revenues$529,667 $861,283 
Other revenues2,290 2,789 
Total revenues$531,957 $864,072 
Non-GAAP Cost of coal sales$414,669 $504,814 
Freight and handling costs83,924 133,724 
Idled and closed mine costs5,991 9,775 
Cost of coal sales (exclusive of items shown separately below)$504,584 $648,313 
Depreciation, depletion and amortization$43,910 $40,701 
Accretion on asset retirement obligations5,614 6,143 
Amortization of acquired intangibles1,357 1,675 
Selling, general and administrative expenses15,424 22,377 
Interest expense763 1,086 
Interest income(4,046)(3,971)
Equity loss in affiliates4,960 1,640 
Other segment items (1)
4,775 4,948 
Income tax (benefit) expense(11,437)14,165 
Total other expenses$61,320 $88,764 
Net (loss) income$(33,947)$126,995 
(1) Other segments items include Other operating loss and Miscellaneous expense, net.
The following tables present additional information on the Company’s revenues and top customers:
Three Months Ended March 31,
20252024
Total coal revenues$529,667 $861,283 
Total revenues$531,957 $864,072 
Export coal revenues$395,715 $701,301 
Export coal revenues as % of total coal revenues75 %81 %
Countries with export coal revenue exceeding 10% of total revenuesIndiaIndia, Brazil
Top customer as % of total revenues18 %16 %
Top 10 customers as % of total revenues73 %81 %
Number of customers exceeding 10% of total revenues34
As of March 31,
 20252024
Number of customers exceeding 10% of total trade accounts receivable, net33