Debt (Tables)

9 Months Ended

Sep. 30, 2023

Debt

Schedule of outstanding Convertible Notes

	September 30, 2023		December 31, 2022
	(in thousands)
Long-Term Debt
Outstanding Principal	$	287,500	$	287,500
Unamortized debt discount and issuance cost		(4,881)		(5,847)
Net carrying amount	$	282,619	$	281,653

Summary of interest expense

The following tables present total interest expense recognized related to the Convertible Notes during the three and nine months ended September 30, 2023 and 2022:

	Three months ended September 30,
	2023		2022
	(in thousands)
Cash interest expense
Contractual interest expense	$	1,617	$	1,617
Non-cash interest expense
Amortization of debt discount and debt issuance cost		324		316
Total interest expense	$	1,941	$	1,933

	Nine months ended September 30,
	2023		2022
	(in thousands)
Cash interest expense
Contractual interest expense	$	4,851	$	4,852
Non-cash interest expense
Amortization of debt discount and debt issuance cost		966		941
Total interest expense	$	5,817	$	5,793