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Stockholders' Equity - Summary of Warrants Activity (Detail) (USD $)
 12 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2013
Warrants Outstanding      
Warrants outstanding, beginning balance 307,022 1,599,404  
Expiration of warrants assumed   (73,889)  
Warrants exercised from amendment to Notes with related parties (307,022) (1,218,493)  
Warrants outstanding, ending balance   307,022  
Weighted Average Exercise Price of Warrants      
Warrants outstanding, beginning balance $ 0.95 $ 0.95 $ 0.00
Expiration of warrants assumed   $ 0.90  
Warrants exercised from amendment to Notes with related parties $ 0.95 $ 0.95  
Warrants outstanding, ending balance $ 0.00 $ 0.95 $ 0.00