Quarterly report pursuant to Section 13 or 15(d)

Note 2 - Liquidity (Details Textual)

v3.20.2
Note 2 - Liquidity (Details Textual) - USD ($)
 1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
May 18, 2020
May 06, 2020
Nov. 27, 2019
Aug. 13, 2020
Jul. 31, 2020
Feb. 29, 2020
Jan. 31, 2020
Dec. 31, 2019
Nov. 30, 2017
Sep. 30, 2020
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                  
Stock Issued During Period, Value, New Issues                         $ 5,166,441 $ 50,000      
Proceeds from Issuance of Preferred Stock and Preference Stock                             $ 700,000  
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    
Proceeds from Notes Payable, Total                             366,000  
Increase in Additional Working Capital           $ 7,600,000                      
Forecast [Member]                                  
Increase in Additional Working Capital                   $ 25              
Paycheck Protection Program CARES Act [Member]                                  
Proceeds from Notes Payable, Total $ 366,000                                
Investor [Member]                                  
Litigation Settlement, Amount Awarded from Other Party           $ 4,300,000                      
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    
Accounts and Other Receivables [Member]                                  
Common Stock, Share Subscribed but Unissued, Subscriptions Receivable               $ 812,000                 $ 812,000
Subsequent Event [Member]                                  
Proceeds from Issuance of Common Stock         $ 392,000                        
Subsequent Event [Member] | Investor [Member]                                  
Proceeds from Issuance of Common Stock         $ 392,000                        
Series C Preferred Stock [Member] | Subsequent Event [Member]                                  
Stock Issued During Period, Shares, New Issues (in shares)       350,000                          
Proceeds from Issuance of Preferred Stock and Preference Stock       $ 3,500,000                          
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                      
Proceeds from Issuance of Preferred Stock and Preference Stock   $ 700,000                 $ 700,000            
Keystone Capital Partners, LLC [Member] | Series C Preferred Stock [Member] | Subsequent Event [Member]                                  
Proceeds from Issuance of Preferred Stock and Preference Stock       $ 3,500,000                          
Platinum-Montaur Life Sciences LLC Litigation [Member]                                  
Loss Contingency, Damages Sought, Value                 $ 1,900,000                
CRG Loan Agreement, Ohio Case [Member]                                  
Loss Contingency, Damages Sought, Value                       $ 4,300,000          
Ohio Court of Common Pleas [Member]                                  
Litigation Settlement, Amount Awarded from Other Party     $ 4,300,000                            
Proceeds From Sale Of Judgment           $ 4,200,000