Quarterly report pursuant to Section 13 or 15(d)

Note 6 - Stockholders' Deficit (Details Textual)

v3.19.1
Note 6 - Stockholders' Deficit (Details Textual) - USD ($)
1 Months Ended 3 Months Ended 12 Months Ended
Feb. 19, 2019
Feb. 14, 2019
Jan. 31, 2019
Mar. 31, 2019
Mar. 31, 2018
Dec. 31, 2018
Jun. 30, 2018
Jun. 08, 2018
Apr. 20, 2018
Nov. 30, 2012
Preferred Stock, Shares Authorized           2,534,766        
Preferred Stock, Par or Stated Value Per Share           $ 0.001        
Dividends Payable       $ 160,219 $ 320,000          
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period 127,500                  
Extinguishment of Deferred Compensation, Amount     $ 484,000              
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross       401,750            
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price       $ 1.75            
Share Price $ 4.87                  
Class of Warrant or Right, Number of Securities Called by Warrants or Rights       1,228,431            
Class of Warrant or Right, Exercise Price of Warrants or Rights       $ 2.28   $ 1.75        
Warrants and Rights Outstanding       $ 1,636,232            
Convertible Debt [Member] | Fifth Note [Member]                    
Debt Instrument, Unamortized Discount, Total   $ 664,953                
Measurement Input, Discount Rate [Member] | Minimum [Member]                    
Warrants and Rights Outstanding, Measurement Input       0.025            
Measurement Input, Discount Rate [Member] | Maximum [Member]                    
Warrants and Rights Outstanding, Measurement Input       0.028            
Measurement Input, Expected Term [Member]                    
Warrants and Rights Outstanding, Measurement Input       5            
Measurement Input, Price Volatility [Member] | Minimum [Member]                    
Warrants and Rights Outstanding, Measurement Input       0.84            
Measurement Input, Price Volatility [Member] | Maximum [Member]                    
Warrants and Rights Outstanding, Measurement Input       0.85            
Measurement Input, Expected Dividend Payment [Member]                    
Warrants and Rights Outstanding, Measurement Input       0            
Measurement Input, Share Price [Member]                    
Warrants and Rights Outstanding, Measurement Input       1.67            
Warrant Issued Under Fourth Note [Member]                    
Class of Warrant or Right, Number of Securities Called by Warrants or Rights       91,350       12,000 79,350  
Class of Warrant or Right, Exercise Price of Warrants or Rights       $ 1.75       $ 1.75 $ 1.75  
Warrants and Rights Outstanding       $ 103,006            
Debt Instrument, Unamortized Discount, Total       74,532            
Fifth Note [Member]                    
Class of Warrant or Right, Number of Securities Called by Warrants or Rights     300,000     685,000        
Class of Warrant or Right, Exercise Price of Warrants or Rights     $ 1.75     $ 1.75        
Warrants and Rights Outstanding, Term           5 years        
Warrants Issued to Underwriters [Member]                    
Class of Warrant or Right, Number of Securities Called by Warrants or Rights 152,081                  
Class of Warrant or Right, Exercise Price of Warrants or Rights $ 6                  
Warrants and Rights Outstanding, Term 5 years                  
Restricted Stock [Member]                    
Share-based Payment Arrangement, Expense       264,453 $ 145,553          
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period   127,500     0          
Share-based Payment Arrangement, Option [Member]                    
Share-based Payment Arrangement, Expense       $ 247,592 $ 0          
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period       10 years            
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage       25.00%            
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period       1 year            
Shares Granted, Value, Share-based Payment Arrangement, after Forfeiture, Total       $ 456,961            
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Discount Rate       2.53%            
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term       5 years 98 days            
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate       84.00%            
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Payments       $ 0            
Share Price       $ 1.67            
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount, Total       $ 2,530,333            
2012 Long Term Incentive Plan [Member]                    
Common Stock, Capital Shares Reserved for Future Issuance                   789,745
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant           14,745        
2018 Stock Plan [Member]                    
Common Stock, Capital Shares Reserved for Future Issuance             3,000,000      
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant       378,250            
Conversion of Preferred Stock To Common Stock [Member]                    
Conversion of Stock, Shares Issued   2,534,766                
Conversion of Accrued Dividends Into Common Stock [Member]                    
Conversion of Stock, Shares Issued   954,696                
Series A Preferred Stock [Member]                    
Preferred Stock, Shares Authorized         416,666        
Preferred Stock, Par or Stated Value Per Share       $ 0.001   $ 0.001        
Preferred Stock, Shares Outstanding, Ending Balance         416,666        
Preferred Stock, Shares Issued, Total         416,666        
Preferred Stock, Dividend Rate, Percentage       8.00%            
Preferred Stock, Dividend Rate, Per-Dollar-Amount       $ 4.80            
Preferred Stock, Dividend Payable, Share Price       $ 24            
Preferred Stock, Dividend Payable, Gross Proceeds from Common Shares       $ 50,000,000            
Preferred Stock, Dividend Payable, Percentage of Issued and Outstanding Shares       50.10%            
Convertible Preferred Stock, Conversion Price           $ 4.80        
Series B Preferred Stock [Member]                    
Preferred Stock, Shares Authorized         2,118,100        
Preferred Stock, Par or Stated Value Per Share       $ 0.001   $ 0.001        
Preferred Stock, Shares Outstanding, Ending Balance         2,118,100        
Preferred Stock, Shares Issued, Total         2,118,100        
Preferred Stock, Dividend Rate, Per-Dollar-Amount           $ 6.61        
Convertible Preferred Stock, Conversion Price           $ 6.61        
Dividends Payable       $ 4,773,480   $ 4,613,261