Income Taxes - Reconciliation of Effective Tax Rate (Details)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Income Tax Disclosure [Abstract]
U.S. federal statutory tax rate	21.00%	21.00%
State income taxes, net of federal benefit	0.10%	2.10%
Non-U.S. income taxed at different rates	0.50%	0.20%
Increase (reduction) in tax benefit related to stock-based awards	0.10%	(0.20%)
Increase in valuation allowance	(24.90%)	(20.30%)
Effect of tax rate differences of NOL carryback	0.00%	1.50%
Permanent differences related to CARES Act	2.60%	0.00%
Other	0.70%	0.00%
Effective income tax rate	0.10%	4.30%