Debt (Tables)

12 Months Ended

Dec. 31, 2021

Debt

Schedule of outstanding Convertible Notes

	December 31,
	2021
	(in thousands)
Liability Component
Outstanding Principal	$	287,500
Unamortized debt discount and debt issuance cost		(7,106)
Net carrying amount	$	280,394

Summary of interest expense

	December 31,
	2021
	(in thousands)
Cash interest expense
Contractual interest expense	$	6,469
Non-cash interest expense
Amortization of debt discount and debt issuance cost		1,227
Total interest expense	$	7,696