Annual report pursuant to Section 13 and 15(d)

Warrant Derivative Liability - Fair Value Per Share and Aggregate Value (Detail)

v3.3.0.814
Warrant Derivative Liability - Fair Value Per Share and Aggregate Value (Detail) - USD ($)
Jun. 30, 2015
Jun. 30, 2014
Accounting Policies [Line Items]    
Issued Warrants 2,907,347  
Estimated Total Fair Value in Aggregate $ 23,000 $ 571,000
June 2012 Warrants [Member]    
Accounting Policies [Line Items]    
Issued Warrants 562,551  
Estimated Fair Value Per Share $ 0.008  
Estimated Total Fair Value in Aggregate $ 4,000 110,000
July 2012 Warrants [Member]    
Accounting Policies [Line Items]    
Issued Warrants 338,013  
Estimated Fair Value Per Share $ 0.008  
Estimated Total Fair Value in Aggregate $ 3,000 67,000
August 2012 Warrants [Member]    
Accounting Policies [Line Items]    
Issued Warrants 120,719  
Estimated Fair Value Per Share $ 0.009  
Estimated Total Fair Value in Aggregate $ 1,000 24,000
October 2012 Warrants [Member]    
Accounting Policies [Line Items]    
Issued Warrants 48,287  
Estimated Fair Value Per Share $ 0.009  
Estimated Total Fair Value in Aggregate $ 1,000 10,000
Advisory Agreement Warrants [Member]    
Accounting Policies [Line Items]    
Issued Warrants 1,837,777  
Estimated Fair Value Per Share $ 0.011  
Estimated Total Fair Value in Aggregate $ 14,000 $ 360,000