Note 7 - Debt - Summary of Outstanding Debt (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Total debt	$ 127,226	$ 43,376
Current portion of long-term debt	75,639	7,674
Long term debt, net	51,587	35,702
Term Loan
Total debt		3,334
Revolving Credit Facility
Total debt	25,000
Equipment loans
Total debt	8,396	7,679
Senior Notes, net
Total debt	32,830	$ 32,363
Financing of Ramaco Coal acquisition - Related party debt
Total debt	40,000
Financing of Maben Coal acquisition
Total debt	$ 21,000

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
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