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Long-Term Debt (Tables)
6 Months Ended
Jun. 30, 2024
Debt Disclosure [Abstract]  
Schedule of Long-Term Debt Instruments
June 30,
2024
December 31,
2023
Debt:
MEDCO Revenue Bonds in Series due September 2025 at 5.75%
$102,865 $102,865 
9.00% PEDFA Solid Waste Disposal Revenue Bonds due April 2028
75,000 75,000 
Advance Royalty Commitments (8.80% Weighted Average Interest Rate)
5,922 5,922 
Other Debt Arrangements909 1,419 
Less: Unamortized Debt Issuance Costs(1,449)(1,686)
183,247 183,520 
Less: Amounts Due in One Year*(1,238)(1,635)
Long-Term Debt$182,009 $181,885 
* Excludes current portion of Finance Lease Obligations of $4,774 and $9,471 at June 30, 2024 and December 31, 2023, respectively.