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Income Taxes - Schedule of Reconciliation of Income Tax Expense Applicable Statutory Income Tax Rates to Effective Income Tax Rate (Details)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Income Tax Disclosure [Abstract]      
Statutory federal income tax rate 21.00% 21.00% 21.00%
State taxes, net of federal benefits 4.90% 14.20% 4.20%
Withholding tax     (2.30%)
Section 162(m) limitation (5.20%) (12.80%)  
Stock compensation 12.40% 68.50% 0.20%
Return-to-provision adjustments (1.70%) (1.30%) 3.20%
Research and development credit 6.30% 6.20% 5.20%
Tax contingencies, net of reversals (0.70%) (0.60%) (0.50%)
Change in valuation allowance (37.20%) (95.00%) (31.30%)
Other (0.20%) (1.60%) (0.60%)
Effective income tax rate (0.40%) (1.40%) (0.90%)