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Separation Agreements (Details Narrative) (USD $)
In Thousands, unless otherwise specified
1 Months Ended 12 Months Ended
May 31, 2011
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2010
Number of months of salary paid as severance payment 2 years      
Additional share-based compensation expense related to severance payment   $ 9,873 $ 7,818 $ 3,190
Chief Medical Officer
       
Additional share-based compensation expense related to severance payment       $ 200