Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity (Details Textual)

v3.5.0.2
Stockholders' Equity (Details Textual) - USD ($)
 1 Months Ended 12 Months Ended
Jan. 13, 2016
May 15, 2015
Apr. 13, 2016
Jan. 25, 2016
Apr. 28, 2015
Sep. 19, 2014
Jun. 30, 2016
Jun. 30, 2015
Aug. 25, 2014
Jun. 30, 2014
Stockholders' Equity [Line Items]                    
Preferred Stock, Shares Authorized             1,000,000 1,000,000    
Common Stock, Shares Authorized             175,000,000 175,000,000    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period               26,691    
Proceeds from Issuance of Common Stock             $ 6,220,000 $ 10,000,000    
Proceeds from Warrant Exercises             1,009,000 867,000    
Stock Issued During Period, Shares, New Issues     6,500,000              
Stock Issued During Period, Value, New Issues     $ 4,043,000       $ 6,220,000 $ 10,000,000    
Class of Warrant or Right, Exercise Price of Warrants or Rights             $ 0 $ 1.63   $ 1.38
Registration Common Stock             $ 15,000,000      
Common Stock, Par or Stated Value Per Share             $ 0.001 $ 0.001    
Class Of Warrants Or Rights Exercised             1,904,000 1,711,000    
Stockholders [Member]                    
Stockholders' Equity [Line Items]                    
Stock Issued During Period, Shares, Other             6,500,000      
Warrant [Member]                    
Stockholders' Equity [Line Items]                    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period               75,000    
Eastern Share Purchase Agreements [Member]                    
Stockholders' Equity [Line Items]                    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period             120,000      
Proceeds from Issuance of Common Stock             $ 64,000      
Proceeds from Warrant Exercises       $ 945,000            
Stock Issued During Period, Value, New Issues       $ 2,177,000            
Stock Issued During Period, Shares, Other 6,500,000                  
Class of Warrant or Right, Exercise Price of Warrants or Rights       $ 0.53            
Stock Issued During Period, Shares, Acquisitions 3,500,000                  
Common Stock, Par or Stated Value Per Share $ 0.622                  
Class Of Warrants Or Rights Exercised       1,784,000            
Maximum Common Stock Percentage 38.00%                  
Eastern Share Purchase Agreements [Member] | Stockholders [Member]                    
Stockholders' Equity [Line Items]                    
Common Stock, Par or Stated Value Per Share $ 0.622                  
Aspire Capital Fund, LLC 2014 [Member]                    
Stockholders' Equity [Line Items]                    
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized             15,000,000      
Sale of Stock, Price Per Share           $ 0.44 $ 0.44      
Aggregate Common Stock Purchased   $ 15,000,000         $ 10,000,000   $ 10,000,000  
Proceeds from Issuance of Common Stock         $ 10,000,000   $ 10,000,000      
Floor Price Of Common Stock             $ 0.20      
Stock Issued During Period, Shares, New Issues           1,136,354 681,818      
Stock Issued During Period, Value, New Issues           $ 500,000        
Percentage Of Commitment Fee On Total Proceeds             3.00%      
Payments of Stock Issuance Costs             $ 300,000      
Sale of Stock, Number of Shares Issued in Transaction             0.44      
Percentage Of Aggregate Shares Of Company             35.00%      
Percentage Of Closing Price Of Common Stock             80.00%      
Percentage Of Volume Weighted Average Price             97.00%      
Stock Issued During Period, Shares, Other             150,000      
Share Price             $ 0.40      
Aspire Capital Fund, LLC 2014 [Member] | November 2013 Private Placement Offering [Member]                    
Stockholders' Equity [Line Items]                    
Proceeds from Issuance of Common Stock             $ 500,000      
Aspire Capital Fund, LLC 2014 [Member] | Registration Rights Agreement [Member]                    
Stockholders' Equity [Line Items]                    
Sale of Stock, Price Per Share             $ 0.44      
Aspire Capital Fund, LLC 2015 [Member]                    
Stockholders' Equity [Line Items]                    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period               1,636,000    
Proceeds from Issuance of Common Stock               $ 867,000    
Commitment Shares Issued During Period   450,000                
Maximum Amount Available For Purchase Of Shares             $ 15,000,000      
Aspire Capital Fund, LLC 2015 [Member] | Aspirre Purchase Agreement 2015 [Member]                    
Stockholders' Equity [Line Items]                    
Percentage Of Common Stock Outstanding             19.99%      
Commitment Shares Issued During Period             450,000      
Stock Issued During Period, Shares, Other             15,343,406      
Aspire Capital Fund Llc [Member]                    
Stockholders' Equity [Line Items]                    
Stock Issued During Period, Value, New Issues   $ 500,000                
Stock Issued During Period, Shares, Other   200,000                
Additional Purchase Of Shares   2,000,000