v2.4.0.6
Document And Entity Information
In Millions, unless otherwise specified
6 Months Ended
Jun. 30, 2012
Jul. 18, 2012
Document And Entity Information [Abstract]    
Document Type 10-Q  
Document Period End Date Jun. 30, 2012  
Amendment Flag false  
Entity Registrant Name DEVON ENERGY CORP/DE  
Entity Central Index Key 0001090012  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2012  
Entity Filer Category Large Accelerated Filer  
Document Fiscal Period Focus Q2  
Entity Common Stock, Shares Outstanding   404.5