Quarterly report pursuant to Section 13 or 15(d)

Note 11 - Equity (Details Textual)

v3.20.2
Note 11 - Equity (Details Textual) - USD ($)
1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
May 06, 2020
Aug. 13, 2020
Jul. 31, 2020
Feb. 29, 2020
Jan. 31, 2020
Dec. 31, 2019
Jun. 30, 2020
Mar. 31, 2020
Jun. 30, 2019
Mar. 31, 2019
Jun. 30, 2020
Jun. 30, 2019
Dec. 31, 2019
Stock Issued During Period, Shares, New Issues (in shares)           2,100,000              
Proceeds from Issuance of Common Stock         $ 812,000 $ 1,900,000         $ 3,025,040 $ 6,046,915 $ 1,100,000
Common Stock, Share Subscribed but Unissued, Subscriptions Receivable             $ 392,000       392,000    
Stock Issued During Period, Value, New Issues                 $ 5,166,441 $ 50,000      
Proceeds from Issuance of Preferred Stock and Preference Stock                     $ 700,000  
Stock Issued During Period, Value, Issued for Services               $ 4,801          
Stock Issued During Period, Shares, Issued for Employee Bonuses (in shares)                     32,651 8,128  
Issuance of Stock to Defined Contribution Plan for Employer Matching Contribution                     $ 39,834 $ 19,588  
Common Stock [Member]                          
Stock Issued During Period, Shares, New Issues (in shares)                 8,000,000 17,857      
Stock Issued During Period, Value, New Issues                 $ 8,000 $ 357      
Stock Issued During Period, Shares, Issued for Services (in shares)               3,810          
Stock Issued During Period, Value, Issued for Services               $ 4          
Stock Issued During Period, Shares, Issued for Employee Bonuses (in shares)             40,844 53,315          
Conversion from Series C Preferred Stock To Common Stock [Member]                          
Stock Issued During Period, Value, New Issues             $ 700,000            
Conversion of Stock, Shares Converted (in shares)             70,000       70,000    
Conversion of Stock, Shares Issued (in shares)             410,765       410,765    
Conversion from Series C Preferred Stock To Common Stock [Member] | Common Stock [Member]                          
Stock Issued During Period, Shares, New Issues (in shares)                        
Stock Issued During Period, Value, New Issues                        
Series C Preferred Stock [Member]                          
Preferred Stock, Deemed Dividend             $ 78,000       $ 78,000    
Keystone Capital Partners, LLC [Member] | Series C Preferred Stock [Member]                          
Stock Issued During Period, Shares, New Issues (in shares) 420,000     420,000     70,000            
Stock Issued During Period, Value, New Issues $ 4,200,000     $ 4,200,000                  
Convertible Preferred Stock, Discount to Market Rate       10.00%                  
Convertible Preferred Stock, Maximum Allowed Percentage of Common Stock Outstanding Used in Conversion Shares       19.99%                  
Convertible Preferred Stock, Share Price upon Conversion if Exchange Cap is Reached (in dollars per share)             $ 11       $ 11    
Proceeds from Issuance of Preferred Stock and Preference Stock $ 700,000           $ 700,000            
Subsequent Event [Member]                          
Proceeds from Issuance of Common Stock     $ 392,000                    
Subsequent Event [Member] | Conversion from Series C Preferred Stock To Common Stock [Member]                          
Conversion of Stock, Shares Converted (in shares)   350,000                      
Conversion of Stock, Shares Issued (in shares)   1,014,311                      
Subsequent Event [Member] | Series C Preferred Stock [Member]                          
Stock Issued During Period, Shares, New Issues (in shares)   350,000                      
Proceeds from Issuance of Preferred Stock and Preference Stock   $ 3,500,000                      
Subsequent Event [Member] | Keystone Capital Partners, LLC [Member] | Series C Preferred Stock [Member]                          
Proceeds from Issuance of Preferred Stock and Preference Stock   $ 3,500,000                      
Investor [Member]                          
Stock Issued During Period, Shares, New Issues (in shares)       4,000,000                  
Proceeds from Issuance of Common Stock       $ 3,400,000             $ 3,000,000    
Common Stock, Share Subscribed but Unissued, Subscriptions Receivable             392,000       $ 392,000    
Litigation Settlement, Amount Awarded from Other Party       4,300,000                  
Litigation Settlement, Sales Price       $ 4,200,000                  
Investor [Member] | Subsequent Event [Member]                          
Proceeds from Issuance of Common Stock     $ 392,000                    
Employees [Member] | Common Stock [Member]                          
Stock Issued During Period, Shares, Issued for Services (in shares)                     94,159    
Stock Issued During Period, Value, Issued for Services                     $ 172,000    
Prepaid Expenses and Other Current Assets [Member]                          
Common Stock, Share Subscribed but Unissued, Subscriptions Receivable           $ 812,000             $ 812,000
Stock Subscriptions and Other Receivables [Member]                          
Stock Subscriptions Receivable             $ 3,500,000       $ 3,500,000