XML 12 R1.htm IDEA: XBRL DOCUMENT v3.20.2
Document and Entity Information - shares
 6 Months Ended
Jun. 30, 2020
Aug. 06, 2020
Cover [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Jun. 30, 2020  
Document Fiscal Year Focus 2020  
Document Fiscal Period Focus Q2  
Trading Symbol CRK  
Entity Registrant Name COMSTOCK RESOURCES, INC.  
Entity Central Index Key 0000023194  
Current Fiscal Year End Date --12-31  
Entity File Number 001-03262  
Entity Incorporation, State or Country Code NV  
Entity Tax Identification Number 94-1667468  
Entity Address, Address Line One 5300 Town and Country Blvd.  
Entity Address, Address Line Two Suite 500  
Entity Address, City or Town Frisco  
Entity Address, State or Province TX  
Entity Address, Postal Zip Code 75034  
City Area Code 972  
Local Phone Number 668-8800  
Document Quarterly Report true  
Document Transition Report false  
Entity Interactive Data Current Yes  
Entity Shell Company false  
Entity Current Reporting Status Yes  
Entity Filer Category Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Common Stock, Shares Outstanding   232,579,863
Title of 12(b) Security Common Stock, par value $0.50 (per share)  
Security Exchange Name NYSE