XML 31 R1.htm IDEA: XBRL DOCUMENT v3.20.2
Cover Page - USD ($)
 12 Months Ended
Jun. 30, 2020
Sep. 01, 2020
Dec. 31, 2019
Cover [Abstract]      
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-K    
Document Period End Date Jun. 30, 2020    
Document Fiscal Year Focus 2020    
Document Fiscal Period Focus FY    
Amendment Flag false    
Entity Common Stock, Shares Outstanding   32,956,469  
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
ICFR Auditor Attestation Flag false    
Entity Shell Company false    
Entity Small Business true    
Entity Emerging Growth Company false    
Entity Public Float     $ 122,253,472