Represents the amount of monthly installments under a debt agreement.

No definition available.

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

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- Definition

Face (par) amount of debt instrument at time of issuance.

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Balance Type:	credit
Period Type:	instant

- Definition

The cash inflow from a borrowing supported by a written promise to pay an obligation.

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- Definition

The cash inflow from a long-term borrowing made from related parties where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth. Alternate caption: Proceeds from Advances from Affiliates.

+ References

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Note 6 - Debt (Details Textual) - USD ($) $ in Thousands		1 Months Ended			12 Months Ended
Note 6 - Debt (Details Textual) - USD ($) $ in Thousands	Nov. 02, 2018	Jun. 30, 2018	May 30, 2018	Feb. 28, 2018	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Long-term Debt, Total					$ 9,474
Proceeds from Notes Payable, Total					13,000
Proceeds from Related Party Debt							$ 864
Ramaco Coal, LLC [Member] \| Related Party Borrowings [Member]
Debt Instrument, Interest Rate, Stated Percentage			10.00%
Proceeds from Related Party Debt			$ 3,000
Equipment Note [Member] \| Notes Payable to Banks [Member]
Proceeds from Notes Payable, Total				$ 6,000
Debt Instrument, Interest Rate, Stated Percentage				8.50%
Equipment Note [Member] \| London Interbank Offered Rate (LIBOR) [Member] \| Notes Payable to Banks [Member]
Debt Instrument, Basis Spread on Variable Rate				6.90%
Additional Equipment Note [Member] \| Notes Payable to Banks [Member]
Proceeds from Notes Payable, Total		$ 7,000
Debt Instrument, Interest Rate, Stated Percentage		8.50%
Additional Equipment Note [Member] \| London Interbank Offered Rate (LIBOR) [Member] \| Notes Payable to Banks [Member]
Debt Instrument, Basis Spread on Variable Rate		6.90%
KeyBank National Association [Member] \| Revolving Credit Facility [Member]
Line of Credit Facility, Maximum Borrowing Capacity	$ 30,000
KeyBank National Association [Member] \| Revolving Credit Facility [Member] \| London Interbank Offered Rate (LIBOR) [Member]
Debt Instrument, Basis Spread on Variable Rate	2.35%
KeyBank National Association [Member] \| Revolving Credit Facility [Member] \| Base Rate [Member]
Debt Instrument, Basis Spread on Variable Rate	1.75%
KeyBank National Association [Member] \| Letter of Credit [Member]
Line of Credit Facility, Maximum Borrowing Capacity	$ 1,000
KeyBank National Association [Member] \| Term Loan [Member]
Debt Instrument, Face Amount	$ 10,000				9,600
Debt Instrument, Monthly Installment, Amount					400
Long-term Debt, Total					$ 9,500
KeyBank National Association [Member] \| Term Loan [Member] \| London Interbank Offered Rate (LIBOR) [Member]
Debt Instrument, Basis Spread on Variable Rate	4.75%
KeyBank National Association [Member] \| Term Loan [Member] \| Base Rate [Member]
Debt Instrument, Basis Spread on Variable Rate	3.75%
KeyBank National Association [Member] \| Term Loan Base Rate [Member] \| London Interbank Offered Rate (LIBOR) [Member]
Debt Instrument, Basis Spread on Variable Rate	1.00%
KeyBank National Association [Member] \| Term Loan Base Rate [Member] \| Federal Funds Effective Swap Rate [Member]
Debt Instrument, Basis Spread on Variable Rate	0.50%