Debt - Schedule of Convertible Senior Notes (Details) - Convertible Debt - USD ($)	Sep. 30, 2022	Dec. 31, 2021	Aug. 31, 2019	May 31, 2018
2027 Notes
Liability component:
Principal	$ 1,150,000,000	$ 1,150,000,000	$ 1,150,000,000
Less: debt discount and issuance costs, net of amortization	(9,176,000)	(169,030,000)
Net carrying amount	1,140,824,000	980,970,000
Equity component:	0	220,529,000
2025 Notes
Liability component:
Principal	1,150,000,000	1,150,000,000		$ 1,150,000,000
Less: debt discount and issuance costs, net of amortization	(6,677,000)	(154,803,000)
Net carrying amount	1,143,323,000	995,197,000
Equity component:	$ 0	$ 285,225,000