Long-Term Debt - Convertible Senior Notes Due 2022 (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	May 01, 2022
Debt Instrument [Line Items]
Interest expense	$ 4,923	$ 6,097	$ 15,264	$ 18,152
Amortization of debt issuance costs			1,744	2,596
2022 Notes (matured May 2022)
Debt Instrument [Line Items]
Repurchased principal amount					$ 35,000
Interest rate (as a percent)					4.80%
Interest expense		400	$ 600	1,300
Coupon interest expense		$ 400		1,100
Amortization of debt issuance costs				$ 200