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Stock-Based Compensation - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2022
Jul. 31, 2021
Feb. 01, 2018
Stock Incentive Plan      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Amount available for future issuance (in shares) 45,226,078 49,573,570  
Percent threshold of common stock issued and outstanding for annual increase of shares available for issue   5.00%  
Total remaining stock-based compensation expense $ 6,287    
Stock Incentive Plan | Stock Option      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Weighted average period for expense to be recognized (in year) 2 years 7 months 6 days    
Equity Incentive Plan      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total remaining stock-based compensation expense $ 10,813    
Number of shares authorized for grant (in shares)     42,390,000
Equity Incentive Plan | Stock Option      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Weighted average period for expense to be recognized (in year) 2 years 9 months 29 days    
STI Plan      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Number of shares authorized for grant (in shares) 14,130,000    
STI Plan | Stock Option      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total remaining stock-based compensation expense $ 6,669    
Weighted average period for expense to be recognized (in year) 3 years 9 months 3 days