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Basis of Presentation - Major Customers (Details) (Oil and Gas Production Revenue, Customer Concentration Risk)
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12 Months Ended | |
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Jun. 30, 2013
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Jun. 30, 2012
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Nautilus Poplar, LLC (NP)
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| Concentration Risk [Line Items] | ||
| Concentration Risk, Percentage | 87.00% | 45.00% |
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Magellan Petroleum Australia Limited (MPA) | Customer One
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| Concentration Risk [Line Items] | ||
| Concentration Risk, Percentage | 13.00% | 0.00% |
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Magellan Petroleum Australia Limited (MPA) | Customer Two
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| Concentration Risk [Line Items] | ||
| Concentration Risk, Percentage | 0.00% | 45.00% |
| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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