Long-Term Debt - Schedule of Long-term Debt Instruments (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Mar. 27, 2025	Dec. 31, 2024
Debt Instrument [Line Items]
Long-term debt, gross	$ 401,361
Less: Unamortized Debt Issuance Costs	(6,539)		$ (1,213)
Long-term debt net of debt issuance costs	394,822		183,464
Less: Current Portion of Long-Term Debt	(77,555)		(103,940)
Long-Term Debt	$ 317,267		$ 79,524
WVEDA Solid Waste Disposal Facility Revenue Bonds due March 2035 at 5.45%
Debt Instrument [Line Items]
Stated interest rate percentage	5.45%	5.45%	5.45%
Long-term debt, gross			$ 0
MEDCO Port Facilities Refunding Revenue Bonds due March 2035 at 5.00% and 5.75% at December 31, 2025 and 2024, respectively
Debt Instrument [Line Items]
Stated interest rate percentage	5.00%	5.00%	5.75%
Long-term debt, gross			$ 102,865
PEDFA Solid Waste Disposal Facility Revenue Bonds due March 2035 at 5.45% and 9.00% at December 31, 2025 and 2024, respectively
Debt Instrument [Line Items]
Stated interest rate percentage	5.45%	5.45%	9.00%
Long-term debt, gross			$ 75,000
Equipment Financing (7.55% Weighted-Average Interest Rate)
Debt Instrument [Line Items]
Weighted average interest rate	7.55%		7.55%
Long-term debt, gross	$ 79,665		$ 0
Advance Royalty Commitments (8.04% and 8.10% Weighted-Average Interest Rate at December 31, 2025 and 2024, respectively)
Debt Instrument [Line Items]
Weighted average interest rate	8.04%		8.10%
Long-term debt, gross	$ 11,407		$ 6,148
Other Debt Arrangements
Debt Instrument [Line Items]
Long-term debt, gross	3,509		664
Loans Payable | Revolving Credit Facility
Debt Instrument [Line Items]
Finance lease, liability, current	$ 20,773		$ 8,925