Quarterly report pursuant to Section 13 or 15(d)

Note 10 - Commitments and Contingencies (Details Textual)

v3.20.2
Note 10 - Commitments and Contingencies (Details Textual)
1 Months Ended 3 Months Ended
Nov. 27, 2019
USD ($)
Apr. 26, 2019
Aug. 14, 2018
Apr. 09, 2018
USD ($)
Nov. 02, 2017
USD ($)
Mar. 03, 2017
USD ($)
Dec. 31, 2019
USD ($)
shares
Nov. 30, 2018
shares
Nov. 30, 2017
USD ($)
Jun. 30, 2016
USD ($)
Jun. 30, 2019
USD ($)
shares
Mar. 31, 2019
USD ($)
shares
Jun. 30, 2020
USD ($)
Mar. 31, 2020
USD ($)
Feb. 14, 2020
USD ($)
Dec. 31, 2018
USD ($)
Aug. 31, 2018
shares
Stock Issued During Period, Shares, New Issues (in shares) | shares             2,100,000                    
Stockholders' Equity Attributable to Parent, Ending Balance             $ (1,612,292)           $ (2,354,019)        
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest, Ending Balance             (880,989)       $ 2,931,507 $ 94,635 (1,622,715) $ (1,091,039)   $ 2,410,460  
Market Capitalization, Fair Value                         96,700,000        
Pro Forma [Member]                                  
Stockholders' Equity Attributable to Parent, Ending Balance                             $ 6,000,000    
Common Stock [Member]                                  
Stock Issued During Period, Shares, New Issues (in shares) | shares                     8,000,000 17,857          
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest, Ending Balance             $ 210,232       $ 209,056 $ 201,048 $ 215,545 $ 212,191   $ 200,391  
Former Chief Executive Officer and President [Member]                                  
Common Stock Shares Provided by Agreement (in shares) | shares                                 1,175,000
Common Stock Shares Provided by Agreement, Escrow Period (Month)     1 year 180 days                            
Former Chief Executive Officer and President [Member] | Common Stock [Member]                                  
Stock Issued During Period, Shares, New Issues (in shares) | shares               925,000                  
Stock Issued During Period, Shares, New Issues Placed in Escrow (in shares) | shares               250,000                  
Former Chief Executive Officer and President [Member] | MT [Member] | Common Stock [Member] | Dr. Michael Goldberg [Member]                                  
Ownership Percentage             5.00%                    
CRG [Member]                                  
Draws on Letter of Credit       $ 7,100,000                          
CRG Loan Agreement, Texas Case [Member] | Judicial Ruling [Member]                                  
Loss Contingency, Damages Awarded, Value, Additional Amount           $ 7,000,000                      
Loss Contingency, Damages Awarded, Value, Amount not Taken into Consideration                   $ 4,100,000              
Ohio Court of Common Pleas [Member]                                  
Litigation Settlement, Amount Awarded from Other Party $ 4,300,000                                
Platinum-Montaur Life Sciences LLC Litigation [Member]                                  
Loss Contingency, Damages Sought, Value                 $ 1,900,000                
Platinum-Montaur Life Sciences LLC Litigation [Member] | Pending Litigation [Member]                                  
Loss Contingency, Damages Sought, Value         $ 1,900,000                        
Maximum [Member] | Before Reverse Stock Split [Member]                                  
Stockholders' Equity Note, Stock Split, Conversion Ratio   20                              
CRG [Member] | Term Loan Agreement [Member] | CRG Loan Agreement, Texas Case [Member] | Judicial Ruling [Member]                                  
Repayments of Debt           59,000,000                      
CRG [Member] | Term Loan Agreement [Member] | Maximum [Member]                                  
Debt Instrument, Agreed-upon Final Payoff Amount           $ 66,000,000