Long-term Debt (Tables)

3 Months Ended

Mar. 31, 2023

Debt Disclosure [Abstract]

Summary of Outstanding Principal Amount and Carrying Value

The following table presents the outstanding principal amount and carrying value of the 2021 Notes as of the dates indicated (in thousands):

	March 31, 2023							December 31, 2022
	Principal Amount		Unamortized debt issuance costs			Net Carrying Amount		Principal Amount		Unamortized debt issuance costs			Net Carrying Amount
2021 Notes	$	287,500	$	(6,856	)	$	280,644	$	287,500	$	(7,256	)	$	280,244

Schedule of Notes

Further details of the Notes are as follows:

Issuance	Maturity Date	Interest Rate	First Interest Payment Date	Effective Interest Rate	Semi-Annual Interest Payment Dates	Initial Conversion Rate per $1,000 Principal	Initial Conversion Price		Number of Shares (in millions)
2021 Notes	May 15, 2027	1.125%	May 15, 2022	1.72%	May 15; November 15	9.0061	$	111.04	2.6

Schedule of Interest Expense

Interest expense related to the Notes was as follows (in thousands):

	Three Months Ended March 31, 2023		Three Months Ended March 31, 2022
	2021 Notes		2019 Notes		2021 Notes		Total
Amortization of debt issuance costs	$	400	$	10	$	393	$	403
Cash interest expense		809		49		809		858
Total interest expense	$	1,209	$	59	$	1,202	$	1,261