Convertible Senior Notes - Summary of Total Interest Expense Recognized Related To Convertible Senior Notes (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
0% Convertible Senior Notes Due 2026
Debt Instrument [Line Items]
Amortization of debt discount and transaction costs	$ 529	$ 4,798	$ 1,051	$ 5,854
0.125% Convertible Senior Notes Due 2024
Debt Instrument [Line Items]
Amortization of debt discount and transaction costs	637	4,702	1,273	9,341
Total interest expense	778	4,842	1,555	9,622
0.125% Convertible Senior Notes Due 2024 | 0.125% coupon
Debt Instrument [Line Items]
Interest expense	$ 141	140	$ 282	281
1.50% Convertible Senior Notes Due 2022
Debt Instrument [Line Items]
Amortization of debt discount and transaction costs		8		626
Total interest expense		10		734
1.50% Convertible Senior Notes Due 2022 | 1.50% Coupon
Debt Instrument [Line Items]
Interest expense		$ 2		$ 108