Document And Entity Information - shares	6 Months Ended
	Jun. 30, 2022	Aug. 04, 2022
Document Type	10-Q
Entity Registrant Name	Ramaco Resources, Inc.
Document Quarterly Report	true
Document Transition Report	false
Document Period End Date	Jun. 30, 2022
Entity File Number	001-38003
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	38-4018838
Entity Address, Address Line One	250 West Main Street
Entity Address, Address Line Two	Suite 1800
Entity Address, City or Town	Lexington
Entity Address, State or Province	KY
Entity Address, Postal Zip Code	40507
City Area Code	859
Local Phone Number	244-7455
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	true
Entity Ex Transition Period	true
Entity Shell Company	false
Entity Common Stock, Shares Outstanding (in shares)		44,072,611
Entity Central Index Key	0001687187
Current Fiscal Year End Date	--12-31
Document Fiscal Year Focus	2022
Document Fiscal Period Focus	Q2
Amendment Flag	false
Common Stock, $0.01 par value [Member]
Title of 12(b) Security	Common Stock, $0.01 par value
Trading Symbol	METC
Security Exchange Name	NASDAQ
9.00% Senior Notes due 2026
Title of 12(b) Security	9.00% Senior Notes due 2026
Trading Symbol	METCL
Security Exchange Name	NASDAQ