Debt (Tables)

6 Months Ended

Jun. 30, 2022

Debt Disclosure [Abstract]

Schedule of Convertible Notes

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

	June 30, 2022				December 31, 2021
	2027 Notes		2024 Notes		2027 Notes		2024 Notes
Principal	$	230,000	$	81,754	$	—	$	230,000
Less: unamortized debt discount (1)		—		—		—		27,022
Less: unamortized debt issuance costs		5,835		1,243		—		3,273
Net carrying amount	$	224,165	$	80,511	$	—	$	199,705

(1)The Company adopted ASU 2020-06 on January 1, 2022, which resulted in the convertible notes to be accounted for as a single liability.

Schedule of Interest Expense Related to Convertible Notes

The interest expense recognized related to the Convertible Notes was as follows (in thousands):

	Three Months Ended  June 30,				Six Months Ended June 30,
	2022		2021		2022		2021
Contractual interest expense	$	194	$	144	$	338	$	288
Amortization of debt issuance costs and discount (1)		406		2,831		818		5,625
Total	$	600	$	2,975	$	1,156	$	5,913

(1)The 2021 amount includes the amortization of the debt discount prior to the adoption of ASU 2020-06 of January 1, 2022.