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Income Taxes - Reconciliation of Effective Tax Rate (Details)
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Income Tax Disclosure [Abstract]    
U.S. federal statutory tax rate 21.00% 21.00%
State income taxes, net of federal benefit 0.10% (0.10%)
Non-U.S. income taxed at different rates 0.20% 0.60%
Increase (reduction) in tax benefit related to stock-based awards (0.10%) 0.10%
Increase in valuation allowance (20.80%) (21.70%)
Permanent differences (0.40%) 0.00%
Effective income tax rate 0.00% (0.10%)