Quarterly report pursuant to Section 13 or 15(d)

Note 7 - Common Stock (Details Textual)

v3.3.0.814
Note 7 - Common Stock (Details Textual) - USD ($)
1 Months Ended 2 Months Ended 3 Months Ended 9 Months Ended 12 Months Ended
May. 14, 2015
Jun. 30, 2015
May. 31, 2015
Mar. 31, 2015
Feb. 28, 2015
Sep. 30, 2014
Sep. 23, 2014
Nov. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
Dec. 31, 2014
Private Placement [Member]                          
Right to Shares Agreement Additional Shares Issuable                 0   0    
Right to Shares Agreement Common Shares Cancelled                     854,989    
Right to Shares Agreement Obligated to Issue Shares                 956,354   956,354    
Right to Shares Agreement Not Issued Due to Beneficial Ownership Limitations Shares                     101,365    
Right to Shares Agreement Delivery of Shares Days Obligated                     3 days    
Right To Shares Agreement Common Stock Shares Issued   566,038                     390,316
Stock Issued During Period, Shares, New Issues 32,432,432                        
Share Price $ 0.37                        
Proceeds from Issuance Of Private Placement Gross $ 12,000,000                        
Proceeds from Issuance of Private Placement Net 11,040,000                        
Class of Warrant or Right, Number of Securities Called by Warrants or Rights                 940,189   940,189    
Class of Warrant or Right, Exercise Price of Warrants or Rights                 $ 0.53   $ 0.53    
Warrant Term                     5 years    
September 2014 Term Loan [Member]                          
Class of Warrant or Right, Number of Securities Called by Warrants or Rights           471,698       471,698   471,698  
Class of Warrant or Right, Exercise Price of Warrants or Rights           $ 0.53       $ 0.53   $ 0.53  
Warrant Term           10 years              
Warrants and Rights Outstanding           $ 622,000       $ 622,000   $ 622,000  
Fair Value Assumptions, Expected Dividend Rate           0.00%              
Fair Value Assumptions, Expected Volatility Rate           77.00%              
Fair Value Assumptions, Risk Free Interest Rate           2.50%              
Amortization of Debt Discount (Premium)                 $ 47,000   $ 141,000    
Unamortized Debt Issuance Expense                 433,000   433,000    
Warrant [Member] | Minimum [Member]                          
Fair Value Assumptions, Risk Free Interest Rate               1.55%          
Warrant [Member] | Maximum [Member]                          
Fair Value Assumptions, Risk Free Interest Rate               1.65%          
Warrant [Member] | Vendors And Nonemployee [Member]                          
Allocated Share-based Compensation Expense                 16,000   29,000    
Warrant [Member] | Employees [Member]                          
Allocated Share-based Compensation Expense                 0   244,000    
Warrant [Member] | September 2014 Term Loan [Member]                          
Fair Value Assumptions, Expected Dividend Rate     0.00%                    
Fair Value Assumptions, Expected Volatility Rate     80.10%                    
Fair Value Assumptions, Risk Free Interest Rate     2.23%                    
Fair Value Assumptions, Expected Term     10 years                    
Warrant [Member]                          
Fair Value Assumptions, Expected Dividend Rate         0.00%     0.00%          
Fair Value Assumptions, Expected Volatility Rate         77.60%     61.30%          
Fair Value Assumptions, Risk Free Interest Rate         2.14%                
Fair Value Assumptions, Expected Term         10 years     5 years          
Vendors And Nonemployee [Member]                          
Class of Warrant or Right Number of Securities Called by Warrants or Rights Cancelled In Period     33,750                    
March 2015 Issuance [Member]                          
Class of Warrant or Right, Number of Securities Called by Warrants or Rights       11,628                  
Class of Warrant or Right, Exercise Price of Warrants or Rights       $ 0.34                  
Fair Value Assumptions, Expected Dividend Rate       0.00%                  
Fair Value Assumptions, Expected Volatility Rate       78.90%                  
Fair Value Assumptions, Risk Free Interest Rate       1.94%                  
Fair Value Assumptions, Expected Term       10 years                  
Allocated Share-based Compensation Expense                 0   3,000    
May 2015 Issuance [Member]                          
Class of Warrant or Right, Number of Securities Called by Warrants or Rights     289,827                    
Class of Warrant or Right, Exercise Price of Warrants or Rights     $ 0.53                    
Fair Value Assumptions, Expected Dividend Rate     0.00%                    
Fair Value Assumptions, Expected Volatility Rate     80.10%                    
Fair Value Assumptions, Risk Free Interest Rate     2.28%                    
Fair Value Assumptions, Expected Term     10 years                    
Allocated Share-based Compensation Expense                 0   73,000    
May 2015 Issuance Second Contractor [Member]                          
Class of Warrant or Right, Number of Securities Called by Warrants or Rights     172,675                    
Class of Warrant or Right, Exercise Price of Warrants or Rights     $ 0.53                    
Fair Value Assumptions, Expected Dividend Rate     0.00%                    
Fair Value Assumptions, Expected Volatility Rate     64.40%                    
Fair Value Assumptions, Risk Free Interest Rate     1.54%                    
Fair Value Assumptions, Expected Term     5 years                    
Allocated Share-based Compensation Expense                 0   47,000    
September 2014 Term Loan [Member]                          
Class of Warrant or Right, Number of Securities Called by Warrants or Rights     25,000     471,698       471,698   471,698  
Class of Warrant or Right, Exercise Price of Warrants or Rights     $ 0.37     $ 0.53       $ 0.53   $ 0.53  
Warrant Term     10 years     10 years              
Warrants and Rights Outstanding     $ 10,000                    
Amortization of Debt Discount (Premium)                 2,000   10,000    
Unamortized Debt Issuance Expense                 $ 0   $ 0    
Stock Issued During Period, Shares, New Issues             11,305,567            
Proceeds from Issuance Of Private Placement Gross 12,000,000                        
Proceeds from Issuance of Private Placement Net $ 11,040,000                        
Class of Warrant or Right, Outstanding                 2,864,823   2,864,823    
Class of Warrant or Right, Number of Securities Called by Warrants or Rights         605,556   940,189 382,000 2,864,823   2,864,823    
Class of Warrant or Right, Exercise Price of Warrants or Rights         $ 0.50   $ 0.53 $ 0.53          
Warrant Term             5 years            
Percent Of Outstanding Loan Amount                 1.00%   1.00%    
Allocated Share-based Compensation Expense                 $ 55,000 $ 113,000 $ 145,000 $ 144,000