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Debt (Tables)

3 Months Ended

Mar. 31, 2022

Debt Disclosure [Abstract]

Schedule of Net Carrying Amount of Debt

The 2025 Notes consist of the following (in thousands):

			March 31, 2022						December 31, 2021
Principal			$	161,898					$	161,898
Add: fair value of embedded derivative			317						926
Less: unamortized debt discount			(2,554)						(2,761)
Less: unamortized issuance costs			(2,032)						(2,197)
Net carrying amount			$	157,629					$	157,866

Schedule of Interest Expense

The following table sets forth total interest expense recognized related to the 2025 Notes (in thousands):

			Three Months Ended March 31,
			2022						2021
Contractual interest expense			$	1,315					$	1,287
Amortization of debt discount			207						208
Amortization of debt issuance costs			165						166
Total interest expense			$	1,687					$	1,661

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Tabular disclosure of interest income and expense, including, but not limited to, interest income and expense from investments, loans, and securities.

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Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation.

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