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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES AND RECENTLY ADOPTED ACCOUNTING PRONOUNCEMENTS (Details 1) (USD $)
In Thousands
12 Months Ended
Jun. 30, 2011
Jun. 30, 2010
Jun. 30, 2009
Costs and expenses      
General and administrative $ 21,106 $ 19,470 $ 11,950
Previously Reported Balance
     
Costs and expenses      
Costs of operations   6,235 3,551
General and administrative   12,595 7,352
Exploration and business development   3,503 2,998
Reclass Adjustment
     
Costs and expenses      
Costs of operations   (6,235) (3,551)
General and administrative   6,875 4,598
Production taxes   2,863 1,951
Exploration and business development   (3,503) (2,998)
Adjusted Balance
     
Costs and expenses      
General and administrative   19,470 11,950
Production taxes   $ 2,863 $ 1,951