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Geneos Therapeutics, Inc. - Preferred stock Investment (Details) - USD ($)
3 Months Ended 6 Months Ended 7 Months Ended
Jun. 30, 2021
Mar. 31, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Dec. 31, 2020
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]            
Investment in Geneos upon deconsolidation   $ 434,387   $ 434,387    
Share in net loss of Geneos $ 0   $ (901,757) (434,387) $ (901,757)  
Investment in Geneos as of March 31, 2021 0     0   $ 434,387
Geneos Therapeutics, Inc.            
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]            
Investment in Geneos upon deconsolidation 0          
Share in net loss of Geneos   (434,387)       (4,584,610)
Investment in Geneos as of March 31, 2021 $ 0 $ 0   $ 0    
Geneos Therapeutics, Inc. | Series A One Preferred Stock            
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]            
Share in net loss of Geneos           $ (819,000)