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Stock-Based Compensation - Stock Options Activity (Details) - USD ($)
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Options    
Options, outstanding beginning balance (in shares) 2,671,738  
Options, granted (in shares) 0  
Options exercised (in shares) 561,413  
Options, forfeited (in shares) 271,566  
Options, outstanding ending balance (in shares) 1,838,759 2,671,738
Options vested and exercisable (in shares) 482,868  
Weighted Average Fair Value    
Options outstanding beginning balance (in dollars per share) $ 0.01  
Options granted, weighted average grant date fair value (in dollars per share) 0  
Options, exercised, weighted average grant date fair value (in dollars per share) 0.02  
Options, forfeited in period, weighted average grant date fair value (in dollars per share) 0.03  
Options outstanding ending balance (in dollars per share) 0.02 $ 0.01
Options, vested and exercisable, weighted average grant date fair value (in dollars per share) 0.02  
Weighted Average Exercise Price    
Options, outstanding, beginning balance, weighted average exercise price (in dollars per share) 0.02  
Options, granted, weighted average exercise price (in dollars per share) 0  
Options, exercised, weighted average exercise price (in dollars per share) 0.02  
Options, forfeited, weighted average exercise price (in dollars per share) 0.04  
Options, outstanding, ending balance, weighted average exercise price (in dollars per share) 0.02 $ 0.02
Options, exercisable, weighted average exercise price (in dollars per share) $ 0.02  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]    
Options outstanding, weighted average remaining contractual term 8 years 2 months 19 days 9 years 2 months 26 days
Options, exercisable, weighted average remaining contractual term 7 years 11 months 26 days  
Options outstanding, intrinsic value $ 5,756,797 $ 27,000
Options, exercisable, intrinsic value $ 1,511,159