XML 13 R1.htm IDEA: XBRL DOCUMENT v3.4.0.3
Document and Entity Information - shares
 9 Months Ended
Mar. 31, 2016
May. 02, 2016
Document and Entity Information    
Entity Registrant Name EVOLUTION PETROLEUM CORP  
Entity Central Index Key 0001006655  
Current Fiscal Year End Date --06-30  
Entity Filer Category Accelerated Filer  
Document Type 10-Q  
Document Period End Date Mar. 31, 2016  
Document Fiscal Year Focus 2016  
Document Fiscal Period Focus Q3  
Amendment Flag false  
Entity Common Stock, Shares Outstanding   32,908,092