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Equity Instruments - Vyrix Stock Option Activity (Detail) - Vyrix Pharmaceuticals [Member] - USD ($)
12 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Jun. 30, 2013
Number of Options      
Number of Options, Beginning Balance 117,053    
Number of Options, Granted   117,053  
Number of Options, Exercised 0 0  
Number of Options, Forfeited/Cancelled 117,053    
Number of Options, Ending Balance   117,053  
Number of Options, Exercisable 0    
Number of Options, Available for grant 0    
Weighted Average Exercise Price      
Weighted Average Exercise Price, Beginning Balance $ 5.68    
Weighted Average Exercise Price, Granted   $ 5.68  
Weighted Average Exercise Price, Exercised 0 0  
Weighted Average Exercise Price, Forfeited/Cancelled 5.68    
Weighted Average Exercise Price, Ending Balance   $ 5.68  
Weighted average exercise price, Exercisable $ 0    
Weighted Average Remaining Contractual Life      
Weighted Average Remaining Contractual Life, Outstanding   9 years 6 months 15 days 0 years
Aggregate Intrinsic Value      
Aggregate Intrinsic Value, Beginning Balance $ 417,000    
Aggregate Intrinsic Value, Ending Balance   $ 417,000