Debt - Convertible Debt Notes (Details) - 1.75% convertible notes due May 1, 2026 - Senior Notes - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Line of Credit Facility
Effective interest rate	2.40%		2.40%
Contractual interest expense	$ 1,821	$ 2,188	$ 6,191	$ 6,563
Amortization of issuance costs	574	675	1,945	2,016
Total Convertible Notes interest expense	$ 2,395	$ 2,863	$ 8,136	$ 8,579

Amount of amortization expense attributable to debt issuance costs.

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Amount of the cost of borrowed funds accounted for as interest expense for debt.

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