XML 9 R1.htm IDEA: XBRL DOCUMENT v3.21.2
Cover Page Cover Page
Oct. 28, 2021
Jul. 29, 2021
Entity Information [Line Items]    
Document Type   8-K
Document Period End Date Oct. 28, 2021  
Entity Registrant Name CNX Resources Corporation  
Entity Incorporation, State or Country Code DE  
Entity File Number 001-14901  
Entity Tax Identification Number 51-0337383  
Entity Address, Address Line One CNX Center  
Entity Address, Address Line Two 1000 CONSOL Energy Drive Suite 400  
Entity Address, City or Town Canonsburg  
Entity Address, State or Province PA  
Entity Address, Postal Zip Code 15317  
City Area Code 724  
Local Phone Number 485-4000  
Written Communications false  
Soliciting Material false  
Pre-commencement Tender Offer false  
Pre-commencement Issuer Tender Offer false  
Entity Emerging Growth Company false  
Entity Central Index Key 0001070412  
Amendment Flag false  
Common Stock    
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