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Commitments and Contingencies - Future Minimum Lease Payments and Long-Term Debt Maturities (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Minimum Lease Payments |  |
2022 | $ 2,445 |
2023 | 2,092 |
2024 | 0 |
Total minimum payments | 4,537 |
Less: amount representing interest/unamortized debt discount | (441) |
Present value of future payments | 4,096 |
Less: current portion | (2,105) | $ (1,708)
Non-current portion | 1,991 | 4,096
Debt Repayments |  |
2022 | 0 |
2023 | 12,500 |
2024 | 37,500 |
Total minimum payments | 50,000 |
Less: amount representing interest/unamortized debt discount | 4 |
Present value of future payments | 50,004 |
Less: current portion | 0 | (4,551)
Note payable – non-current portion | 50,004 | $ 44,407
Total |  |
2022 | 2,445 |
2023 | 14,592 |
2024 | 37,500 |
Total minimum payments | 54,537 |
Less: amount representing interest/unamortized debt discount | (437) |
Present value of future payments | 54,100 |
Less: current portion | (2,105) |
Non-current portion | $ 51,995 |

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