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v3.22.1

Long-Term Debt - Narrative (Details) - USD ($) |  |  |  |  |  | 1 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Sep. 22, 2021 | Aug. 29, 2021 | Aug. 28, 2021 | Dec. 17, 2020 | Sep. 30, 2019 | Dec. 31, 2020 | Apr. 30, 2020 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 16, 2020 | Dec. 31, 2018
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt issuance costs |  |  |  |  |  | $ 2,789,000 |  | $ 1,422,000 | $ 2,789,000 |  |  |
Final payment |  |  |  |  |  |  |  | 3,151,000 |  |  |  |
Amortization of debt issuance costs |  |  |  |  |  |  |  | 1,717,000 | 1,121,000 | $ 292,000 |  |
Class P Warrants |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Number of securities called by warrants (in shares) |  |  |  |  | 333,333 |  |  |  |  |  |  |
Warrant liability, fair value | $ 6,400,000 |  |  |  | $ 100,000 |  |  |  |  |  |  |
Warrant carrying value | $ 6,400,000 |  |  |  |  |  |  |  |  |  |  |
Conversion of convertible securities (in shares) | 534,589 |  |  |  |  |  |  |  |  |  |  |
Exercise price of warrants (in dollars per share) |  |  |  | $ 6.70 | $ 3.52 |  |  |  |  |  |  |
First Amendment Warrants |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Warrants issued (in shares) |  |  |  | 25,000 |  |  |  |  |  |  |  |
Exercise price of warrants (in dollars per share) |  |  |  | $ 10.00 |  |  |  |  |  |  |  |
Warrant term |  |  |  | 10 years |  |  |  |  |  |  |  |
Maximum | First Amendment Warrants |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Warrant liability, fair value |  |  |  | $ 100,000 |  |  |  |  |  |  |  |
Notes Payable, Other Payables |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Interest rate, stated percentage |  |  |  |  |  |  |  |  |  |  |  | 10.00%
Related party notes payable |  |  |  |  |  |  |  |  |  |  |  | $ 11,000,000
Related party interest expense |  |  |  |  |  |  |  |  |  | 1,000,000 |  |
Term Loan Agreement | Secured Debt |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, face amount |  |  |  | $ 65,000,000 | $ 40,000,000 |  |  |  |  |  |  |
Debt issuance costs |  |  |  |  | 2,600,000 | 2,789,000 |  | 1,422,000 | 2,789,000 |  |  |
Final payment |  |  |  |  | $ 1,600,000 |  |  |  |  |  |  |
Interest rate, effective percentage |  |  |  | 9.25% |  |  |  |  |  |  | 10.40% |
Interest only period extension |  |  |  | 6 months |  |  |  |  |  |  |  |
Final payment modification, principal |  |  |  | $ 1,400,000 |  |  |  |  |  |  |  |
Final payment modification, debt issuance costs |  |  |  | $ 200,000 |  |  |  |  |  |  |  |
Interest expense, debt |  |  |  |  |  |  |  | $ 5,900,000 | $ 3,800,000 | $ 2,000,000 |  |
Interest rate during period |  |  |  |  |  |  |  | 11.68% | 13.01% | 11.90% |  |
Amortization of debt issuance costs |  |  |  |  |  |  |  |  | $ 1,100,000 | $ 300,000 |  |
Term Loan Agreement | Secured Debt | Maximum |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Prepayment fee, percent |  |  |  |  | 0.0003% |  |  |  |  |  |  |
Term Loan Agreement | Secured Debt | Minimum |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Prepayment fee, percent |  |  |  |  | 0.00% |  |  |  |  |  |  |
Term Loan Agreement | Secured Debt | London Interbank Offered Rate (LIBOR) |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Floor interest rate |  |  |  |  | 0.0215% |  |  |  |  |  |  |
Basis spread on variable rate |  | 7.75% | 8.25% |  | 0.0825% |  |  |  |  |  |  |
Variable rate floor |  | 0.50% | 1.00% | 1.00% |  |  |  |  |  |  | 2.15% |
First Tranche Term Loan | Secured Debt |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, face amount |  |  |  |  | $ 35,000,000 |  |  |  |  |  |  |
Second Tranche Term Loan | Secured Debt |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Debt instrument, face amount |  |  |  | $ 30,000,000 | $ 5,000,000 |  |  |  |  |  | $ 5,000,000 |
Debt issuance costs |  |  |  | $ 300,000 |  |  |  |  |  |  |  |
Maximum distribution period |  |  |  | 90 days |  |  |  |  |  |  |  |
PPP Loan |  |  |  |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Interest expense, debt |  |  |  |  |  | $ 100,000 |  |  |  |  |  |
Borrowings from PPP loan |  |  |  |  |  |  | $ 2,700,000 |  |  |  |  |
Interest rate, stated percentage |  |  |  |  |  |  | 1.00% |  |  |  |  |

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