Convertible Senior Notes (Tables)

6 Months Ended

Jun. 30, 2024

Three Point Seven Five Percent Of Convertible Senior Notes [Member]

Debt Instrument [Line Items]

Schedule of Convertible Senior Notes

The 3.75% Convertible Senior Notes consisted of the following (in thousands):

	June 30,		December 31,
	2024		2023
Principal amounts:
Principal	$	58,462	$	197,278
Unamortized debt issuance costs (1)		(408)		(2,014)
Net carrying amount	$	58,054	$	195,264

(1) Included in the unaudited interim condensed consolidated balance sheets within convertible senior notes, net and amortized over the remaining life of the notes using the effective interest rate method.

Schedule of debt

The following table summarizes the total interest expense and effective interest rate related to the 3.75% Convertible Senior Notes for the three and six months ended June 30, 2024 and 2023 (in thousands, except for the effective interest rate):

	Three months ended				Six months ended
	June 30, 2024		June 30, 2023		June 30, 2024		June 30, 2023
Interest expense	$	548	$	1,849	$	2,238	$	3,698
Amortization of debt issuance costs		108		334		424		665
Total	$	656	$	2,183	$	2,662	$	4,363
Effective interest rate		4.5%		4.5%		4.5%		4.5%

7.0% Convertible Senior Note

Debt Instrument [Line Items]

Schedule of Convertible Senior Notes

The 7.00% Convertible Senior Notes consisted of the following (in thousands):

	June 30,
	2024
Principal amounts:
Principal	$	140,396
Unamortized debt premium, net of offering costs (1)		10,126
Net carrying amount	$	150,522

(1) Included in the unaudited interim condensed consolidated balance sheets within convertible senior notes, net and amortized over the remaining life of the notes using the effective interest rate method.

Schedule of debt

The following table summarizes the total interest expense and effective interest rate related to the 7.00% Convertible Senior Notes for the three and six months ended June 30, 2024 (in thousands, except for the effective interest rate):

	Three months ended		Six months ended
	June 30, 2024		June 30, 2024
Interest expense	$	2,450	$	2,746
Amortization of premium		(1,314)		(1,473)
Total	$	1,136	$	1,273
Effective interest rate		3.0%		3.0%