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13. Stockholders' Equity (Details) - USD ($)
 3 Months Ended 4 Months Ended 9 Months Ended
Sep. 30, 2021
Jun. 30, 2021
Mar. 31, 2021
Sep. 30, 2020
Jun. 30, 2020
Jul. 31, 2020
Sep. 30, 2021
Sep. 30, 2020
Issuance of common stock and warrants for cash       $ 2,706,896 $ 200,000      
Issuance of common stock for cashless option exercise   $ 0            
Issuance of common stock for services   4,200 $ 2,300          
Exercise of common stock warrants for cash $ 50,000 50,000   208,334        
Conversion of convertible debt to common stock 100,000 $ 735,000   $ 50,000     $ 835,000 $ 50,000
Private placement                
Issuance of common stock and warrants for cash           1,481,481    
Issuance of common stock and warrants for cash           $ 200,000    
Debt conversion                
Issuance of common stock for cashless option exercise $ 50,000              
Issuance of common stock for cashless option exercise       277,778        
Private placement 2                
Stock Issued During Period, Shares, Conversion of Units       9,718,573        
Stock Issued During Period, Value, Conversion of Units       $ 2,706,896        
First quarter                
Issuance of common stock for services             10,000  
Issuance of common stock for services             $ 2,300  
Issuance of common stock for cashless warrant exercise             394,737  
Issuance of common stock for cashless warrant exercise             625,000  
Issuance of common stock for cashless warrant exercise             $ 150,000  
Second quarter                
Issuance of common stock for services 15,000              
Issuance of common stock for services $ 4,200              
Issuance of common stock for cashless warrant exercise 50,000              
Issuance of common stock for cashless warrant exercise 100,000              
Issuance of common stock for cashless warrant exercise $ 14,000              
Exercise of common stock warrants for cash 277,778              
Conversion of convertible debt to common stock, shares 4,083,333              
Conversion of convertible debt to common stock $ 735,000              
Third quarter                
Conversion of convertible debt to common stock, shares             555,556  
Conversion of convertible debt to common stock             $ 100,000  
Issuance of common stock for investment in Buckskin             643,153