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Debt (Tables)
3 Months Ended
Mar. 31, 2024
Debt Disclosure [Abstract]  
Schedule of Net Carrying Amount of Debt
The 2025 Notes consist of the following (in thousands):
March 31,
2024
December 31,
2023
Principal$161,898 $161,898 
Add: fair value of embedded derivative — $— 
Less: unamortized debt discount (899)$(1,106)
Less: unamortized issuance costs(715)$(880)
Net carrying amount$160,284 $159,912 
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,
20242023
Contractual interest expense$1,315 $1,315 
Amortization of debt discount$207 $207 
Amortization of debt issuance costs$165 $165 
Total interest expense$1,687 $1,687