Debt - Net Carrying Amount (Details) - Convertible senior notes - USD ($)	Jun. 30, 2022	Dec. 31, 2021	Apr. 30, 2020
Debt Instrument [Line Items]
Net carrying amount	$ 380,000,000	$ 380,000,000
The Notes
Debt Instrument [Line Items]
Principal	380,000,000	380,000,000	$ 380,000,000
Unamortized debt discount for conversion option	0	(83,609,000)
Unamortized issuance costs	(5,940,000)	(5,104,000)
Net carrying amount	$ 374,060,000	$ 291,287,000