Long-Term Debt - Convertible Senior Notes Due 2023 (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
	Sep. 15, 2023	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Debt Instrument [Line Items]
Interest expense		$ 4,830	$ 4,923	$ 14,556	$ 15,264
Amortization of debt issuance costs				1,840	1,744
2023 Notes (mature September 2023)
Debt Instrument [Line Items]
Maturity date	Sep. 15, 2023
Interest rate (as a percent)	4.125%
Effective interest rate (as a percent)	4.80%
Interest expense		$ 300	$ 400	$ 1,000	$ 1,100
2023 Notes Converted (mature September 2023)
Debt Instrument [Line Items]
Repurchase amount	$ 29,600
Principal amount repaid	29,200
Remaining 2023 Notes (mature September 2023)
Debt Instrument [Line Items]
Principal amount repaid	$ 800