Annual report pursuant to Section 13 and 15(d)

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

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Warrant Derivative Liability - Fair Value Per Share and Aggregate Value (Detail) (USD $)
Jun. 30, 2014
Jan. 13, 2014
Jun. 30, 2013
Accounting Policies [Line Items]      
Issued Warrants 2,907,347 500,000  
Total Fair Value in Aggregate $ 571,000   $ 143,000
June 2012 Warrants [Member]
      
Accounting Policies [Line Items]      
Issued Warrants 562,551    
Fair Value Per Share $ 0.20    
Total Fair Value in Aggregate 110,000   27,000
July 2012 Warrants [Member]
      
Accounting Policies [Line Items]      
Issued Warrants 338,013    
Fair Value Per Share $ 0.20    
Total Fair Value in Aggregate 67,000   17,000
August 2012 Warrants [Member]
      
Accounting Policies [Line Items]      
Issued Warrants 120,719    
Fair Value Per Share $ 0.20    
Total Fair Value in Aggregate 24,000   6,000
October 2012 Warrants [Member]
      
Accounting Policies [Line Items]      
Issued Warrants 48,287    
Fair Value Per Share $ 0.20    
Total Fair Value in Aggregate 10,000   3,000
Advisory Agreement Warrants [Member]
      
Accounting Policies [Line Items]      
Issued Warrants 1,837,777    
Fair Value Per Share $ 0.20    
Total Fair Value in Aggregate $ 360,000   $ 90,000