Income Taxes - Reconciliation of the Company's Effective Income Tax Rate to the Federal Statutory Rate (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Tax Disclosure [Abstract]
Federal income tax at the statutory rate	$ (29,691)	$ (1,321)	$ 435
State income taxes, net of federal benefit	(12,717)	935	526
Difference between statutory and foreign tax rates	(155)	(86)	43
Other permanent differences	1,842	794	1,356
Foreign derived intangible income deduction		(902)	(217)
Executive compensation limitation	180,509	15,463	7,596
Research and development	(34,376)	(10,246)	(4,911)
Return to provision adjustment	204	(1,078)	(9)
Change in liability for unrecognized tax benefits	10,188	987	1,191
Excess stock-based compensation benefit	(205,483)	(9,002)	(4,999)
Change in valuation allowance	8,961	163	368
Tax effects of intercompany transactions	96	(389)	16
Other	(735)	115	(207)
Provision for income taxes (Income tax benefit)	$ (81,357)	$ (4,567)	$ 1,188
Effective tax rate (as a percentage)	57.50%	72.60%	57.40%