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Indebtedness (Tables)
 6 Months Ended
Jun. 30, 2023
Debt Disclosure [Abstract]  
Schedule of Long-term Debt
Debt consisted of the following (in thousands):
June 30, 2023December 31, 2022
Debt, current portion$11,613 $11,613 
Debt, non-current portion6,774 12,581 
Total debt18,387 24,194 
Less: unamortized debt discount and issuance costs(338)(593)
Debt, net$18,049 $23,601 
Schedule of Future Minimum Principal Payments
The scheduled future minimum principal payments are as follows (in thousands):
June 30, 2023
2023 (remaining 6 months)$5,806 
202411,613 
2025968 
Total$18,387 
Schedule of Net Carrying Amount of 2027 Notes
The net carrying amount of the 2027 Notes was as follows (in thousands):
June 30, 2023December 31, 2022
Principal amount$200,000 $200,000 
Unamortized debt discount(3,613)(4,021)
Unamortized debt issuance cost(243)(270)
Net carrying amount$196,144 $195,709 
Schedule of Equity Components
Schedule of Interest Expense Recognized
The following table sets forth the interest expense recognized related to the 2027 Notes (in thousands):
Three months ended June 30,Six months ended June 30,
2023202220232022
Contractual interest expense$2,500 $2,500 $5,000 $5,000 
Amortization of debt discount205 194 407 386 
Amortization of debt issuance cost14 13 27 26 
Total interest expense related to the 2027 Notes$2,719 $2,707 $5,434 $5,412