v3.26.3
Document and Entity Information - shares
shares in Thousands
 9 Months Ended
Sep. 30, 2026
Oct. 23, 2026
Document and Entity Information    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Sep. 30, 2026  
Document Transition Report false  
Securities Act File Number 001-36120  
Entity Registrant Name ANTERO RESOURCES CORPORATION  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 80-0162034  
Entity Address, Address Line One 1615 Wynkoop Street  
Entity Address, City or Town Denver  
Entity Address, State or Province CO  
Entity Address, Postal Zip Code 80202  
City Area Code 303  
Local Phone Number 357-7310  
Title of 12(b) Security Common Stock, par value $0.01  
Trading Symbol AR  
Security Exchange Name NYSE  
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   307,136
Entity Central Index Key 0001433270  
Amendment Flag false  
Current Fiscal Year End Date --12-31  
Document Fiscal Period Focus Q3  
Document Fiscal Year Focus 2026