Long-term Debt - Liability and Equity Component of Note (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Long-term debt:
Net carrying amount	$ 395,731	$ 394,587
Convertible debt | 2025 Notes
Long-term debt:
Principal	23,300	23,300
Less: Unamortized debt issuance costs	(300)	(400)
Net carrying amount	23,000	22,900
Convertible debt | 2026 Notes
Long-term debt:
Principal	380,000	380,000
Less: Unamortized debt issuance costs	(7,300)	(8,300)
Net carrying amount	$ 372,700	$ 371,700