Quarterly report pursuant to Section 13 or 15(d)

Segment Information (Details)

v2.4.0.8
Segment Information (Details) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended
Sep. 30, 2014
segment
Sep. 30, 2013
Jun. 30, 2014
Segment Reporting Information [Line Items]      
Number of reportable segments 3    
Loss from continuing operations $ (2,627) $ (3,681)  
Total assets 77,209   81,435
Nautilus Poplar, LLC (NP)
      
Segment Reporting Information [Line Items]      
Revenue from oil production 1,590 2,134  
Loss from continuing operations 113 (562)  
Total assets 27,558   27,299
Magellan Petroleum UK (MPUK)
      
Segment Reporting Information [Line Items]      
Loss from continuing operations (432) (632)  
Total assets 4,203   4,486
Magellan Petroleum Australia (MPA)
      
Segment Reporting Information [Line Items]      
Loss from continuing operations (635) 63  
Total assets 11,837   14,073
Corporate
      
Segment Reporting Information [Line Items]      
Loss from continuing operations (1,673) (2,546)  
Total assets 110,090   111,113
Inter-segment Elimination
      
Segment Reporting Information [Line Items]      
Loss from continuing operations 0 (4)  
Total assets $ (76,479)   $ (75,536)