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Common Stock (Details)
 1 Months Ended 12 Months Ended
Sep. 30, 2021
shares
Sep. 28, 2021
USD ($)
shares
Jul. 31, 2021
shares
Dec. 31, 2021
USD ($)
vote
$ / shares
shares
Dec. 31, 2020
USD ($)
$ / shares
shares
Dec. 31, 2019
USD ($)
Class of Stock [Line Items]            
Common stock, authorized (in shares)       725,000,000 190,000,000  
Common stock, par value (in dollars per share) | $ / shares       $ 0.0001 $ 0.0001  
Voting rights, number of votes | vote       1    
Dividends declared, paid and unpaid | $       $ 0 $ 0  
Donation of common stock | $   $ 6,900,000   $ 6,933,000 $ 0 $ 0
Warrant term       10 years    
Number of securities called by warrants (in shares)       256,250    
Issuance of common stock upon exercise of warrants (in shares) 254,014          
Warrants outstanding (in shares)       0 256,250  
Minimum            
Class of Stock [Line Items]            
Warrant exercise price (in dollars per share) | $ / shares       $ 0.054    
Maximum            
Class of Stock [Line Items]            
Warrant exercise price (in dollars per share) | $ / shares       $ 0.64    
Pledge 1%            
Class of Stock [Line Items]            
Common stock, reserved (in shares)     1,819,609      
Common stock, reserved, percent of fully-diluted capitalization     1.00%      
Common stock, pledged term     10 years      
Pledge 1% | Multifaceted social good program            
Class of Stock [Line Items]            
Stock donated (in shares)   181,961,000