Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

v3.3.0.814
Document and Entity Information - shares
3 Months Ended
Sep. 30, 2015
Nov. 06, 2015
Document And Entity Information [Abstract]    
Document Type 10-Q  
Document Period End Date Sep. 30, 2015  
Amendment Flag false  
Document Fiscal Period Focus Q1  
Document Fiscal Year Focus 2016  
Current Fiscal Year End Date --06-30  
Entity Central Index Key 0000061398  
Entity Filer Category Smaller Reporting Company  
Entity Registrant Name MAGELLAN PETROLEUM CORP /DE/  
Entity Common Stock Shares Outstanding   5,702,532