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Summary of Significant Accounting Policies (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Jan. 01, 2022	Dec. 31, 2021	Aug. 31, 2021	May 31, 2020
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Current portion of convertible senior notes, net	$ 0		$ 12,117
Decrease in additional paid-in capital	(1,347,671)		(1,494,512)
Accumulated deficit	$ (751,428)		$ (680,829)
2025 Notes \| Convertible Debt
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Interest rate	0.75%				0.75%
2026 Notes \| Convertible Debt
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Interest rate	0.00%			0.00%
Cumulative Effect, Period of Adoption, Adjustment
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Accumulated deficit		$ 34,300
Accounting Standards Update 2020-06
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Convertible debt		288,900
Accounting Standards Update 2020-06 \| Cumulative Effect, Period of Adoption, Adjustment
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Current portion of convertible senior notes, net		4,400
Decrease in additional paid-in capital		$ 318,800