Cover Page - shares	9 Months Ended
	Sep. 30, 2024	Oct. 09, 2024
Entity Information [Line Items]
Document Type	10-Q
Document Quarterly Report	true
Document Period End Date	Sep. 30, 2024
Document Transition Report	false
Entity File Number	001-14901
Entity Registration Name	CNX Resources Corporation
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	51-0337383
Entity Address, Address Line One	CNX Center
Entity Address, Address Line Two	1000 Horizon Vue Drive
Entity Address, City or Town	Canonsburg
Entity Address, State or Province	PA
Entity Address, Postal Zip Code	15317-6506
City Area Code	724
Local Phone Number	485-4000
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Large Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding (in shares)		149,271,235
Amendment Flag	false
Document Fiscal Year Focus	2024
Document Fiscal Period Focus	Q3
Current Fiscal Year End	--12-31
Entity Central Index Key	0001070412
Common Stock ($.01 par value)
Entity Information [Line Items]
Title of 12(b) Security	Common Stock ($.01 par value)
Trading Symbol	CNX
Security Exchange Name	NYSE
Preferred Share Purchase Rights
Entity Information [Line Items]
Title of 12(b) Security	Preferred Share Purchase Rights
Security Exchange Name	NYSE
No Trading Symbol Flag	true