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Related Party Transactions - Additional Information (Detail) (USD $)
1 Months Ended 12 Months Ended 1 Months Ended 12 Months Ended 1 Months Ended 1 Months Ended
Mar. 09, 2012
Month
Oct. 12, 2010
Month
Aug. 31, 2010
Mar. 10, 2010
Year
Sep. 23, 2009
Year
Aug. 06, 2009
Year
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2010
Jun. 30, 2012
Series C Preferred Stock [Member]
Mar. 09, 2012
Series C Preferred Stock [Member]
Mar. 09, 2012
Lazarus Investment Partners LLLP [Member]
Oct. 07, 2011
Lazarus Investment Partners LLLP [Member]
Oct. 13, 2010
Lazarus Investment Partners LLLP [Member]
Jun. 30, 2012
Lazarus Investment Partners LLLP [Member]
Jun. 30, 2012
Lazarus Investment Partners LLLP [Member]
Minimum [Member]
Oct. 13, 2010
Institutional And Accredited Investors [Member]
Oct. 07, 2011
Institutional And Accredited Investors [Member]
Oct. 07, 2011
Institutional investors [Member]
Oct. 07, 2011
Director [Member]
Oct. 13, 2010
AQR Capital Management LLC [Member]
Related Party Transaction [Line Items]                                          
Share based payment award options purchased           250,000                              
Stock options exercisable period           10                              
Share based payment award options exercise price           $ 4.00                              
Stock options aggregate revenue on joint venture           $ 5,000,000                              
Share based payment award options vested           125,000                              
Stock options remaining aggregate revenue on joint venture           10,000,000                              
Purchase of senior secured convertible debentures         3,000,000                                
Commitment term of senior secured convertible debentures         12 months                                
Proceeds from sale of warrants         2,900,000                                
Issuance of warrants         200,000                                
Warrants Exercisable period    54   5 5                                
Exercise price of warrants     $ 1.40 $ 2.50 $ 2.40         $ 1.60                      
Additional paid-up capital and non-cash deferred financing costs         530,000   5,000 50,000 533,000                        
Number of units of securities sold                                 1,250,000        
Value of Securities issued or sold In Private Placement                                 $ 5,000,000        
Percentage of ownership in common stock                       16.20%   23.80% 5.00% 10.00%         5.00%
Purchase of company's common stock             26,999,000 23,161,000         714,285         2,937,497   285,714  
Issuance of warrants to purchase common stock 825,000   50,000             825,000     357,143           1,468,752 142,857  
Ownership percentage                     40.00%