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Subsequent Events (Details) - USD ($)
1 Months Ended 6 Months Ended 12 Months Ended
Aug. 19, 2022
Aug. 18, 2022
Aug. 17, 2022
Jul. 01, 2022
Jul. 31, 2022
Jun. 30, 2022
Dec. 31, 2021
December 2021 ATM Agreement              
Subsequent Events.              
Issuance of common stock (In shares)           26,814,743 2,261,596
Gross proceeds from issuance           $ 11,600,000 $ 3,200,000
Subsequent event | Streeterville | Royalty Interest Exchange Agreement              
Subsequent Events.              
Repayment of royalty     $ 3,400,000        
Number of common shares in the transaction.     11,500,000        
Common stock, par value (in dollars per share)     $ 0.0001        
Subsequent event | Syn World | License and Services Agreement              
Subsequent Events.              
Issuance of common stock (In shares) 687,123     966,540      
Gross proceeds from issuance $ 167,000     $ 300,000      
Subsequent event | Syn World | Securities Purchase Agreement              
Subsequent Events.              
Preferred stock, par value (in dollars per share)   $ 0.0001          
Aggregate proceeds   $ 100          
Subsequent event | Syn World | Series E preferred stock | Securities Purchase Agreement              
Subsequent Events.              
Preferred stock, shares issued   10          
Subsequent event | December 2021 ATM Agreement              
Subsequent Events.              
Additional shares issued         17,281,374    
Total net proceeds of shares issued         $ 5,000,000.0