XML 57 R46.htm IDEA: XBRL DOCUMENT v3.21.1
Stockholders' Equity - Additional Information (Details) - USD ($)
3 Months Ended 12 Months Ended
Mar. 31, 2021
Dec. 31, 2020
Mar. 27, 2020
Stock Purchase Agreement [Line Items]      
Value of shares issued $ 48,493 $ 45,560  
Common stock, shares issued 48,492,777 45,559,765  
Settlement of accrued bonus, shares 1,090,000    
Common Stock      
Stock Purchase Agreement [Line Items]      
Issuance of stock, shares 2,750,000    
Settlement of accrued bonus, shares 165,413    
Stock Purchase Agreement | Lincoln Park      
Stock Purchase Agreement [Line Items]      
Value of shares issued     $ 5,000,000
Common stock, shares issued     461,676
Fair value of common stock shares issued     $ 186,300
Additional commitment shares issued     230,838
Aggregate proceeds from sale of common stock $ 6,900,000 $ 15,500,000  
Issuance of stock, shares 2,750,000 10,179,676  
Stock Purchase Agreement | Lincoln Park | Maximum      
Stock Purchase Agreement [Line Items]      
Value of shares issued     $ 25,000,000