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Debt (Tables) | 12 Months Ended
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Dec. 31, 2022
Debt Disclosure [Abstract] |
Schedule of Net Carrying Amount of Debt | The 2025 Notes consist of the following (in thousands):
| December 31, |  |
| 2022 |  | 2021 |  |
Principal | $ | 161,898 |  |  | $ | 161,898 |  |  |
Add: fair value of embedded derivative | — |  |  | 926 |  |  |
Less: unamortized debt discount | (1,933) |  |  | (2,761) |  |  |
Less: unamortized issuance costs | (1,538) |  |  | (2,197) |  |  |
Net carrying amount | $ | 158,427 |  |  | $ | 157,866 |  |  |
| December 31,
| 2022
Gross amount outstanding (in thousands) | $ | 7,851 |
Less: unamortized debt issuance cost | (932) |
Revolving credit facility, net | $ | 6,919 |
Schedule of Interest Expense | The following table sets forth total interest expense recognized related to the 2025 Notes (in thousands):
|  |  | Year Ended December 31,
|  | 2022 |  | 2021 |  | 2020
Contractual interest expense |  |  | $ | 5,262 |  |  | $ | 5,271 |  |  | $ | 3,434 |
Amortization of debt discount |  |  | 828 |  |  | 829 |  |  | 552 |
Amortization of debt issuance costs |  |  | 659 |  |  | 660 |  |  | 439 |
Total interest expense |  |  | $ | 6,749 |  |  | $ | 6,760 |  |  | $ | 4,425 |
The following table sets forth total interest expense recognized related to the Credit Facility (in thousands):
| December 31,
| 2022
Contractual interest expense | $ | 211 |
Amortization of debt issuance costs | 194 |
Total interest expense | $ | 405 |

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- Definition 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. + References No definition available. + Details
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