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v3.22.2.2

Debt and Fair Value of Financial Instruments - Additional Information (Details) - USD ($) $ / shares in Units, $ in Thousands |  |  | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | --- | --- | ---
Aug. 12, 2022 | Aug. 11, 2022 | Sep. 30, 2022 | Sep. 30, 2022 | Sep. 30, 2021 | Mar. 31, 2022 | Dec. 31, 2021
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |
Aggregate original principal amount of convertible notes |  |  | $ 15,000 | $ 15,000 |  |  |
Fair value of warrants at inception |  |  | 6,121 | 6,121 |  |  | $ 0
Non-cash transaction costs including amortization |  |  |  | 1,422 | $ 0 |  |
Deferred financing costs |  |  | 420 | 420 |  |  |
Net cash proceeds from stock and warrants offering |  |  |  | 15,000 | $ 0 |  |
Credit Facility | Wells Fargo Bank, National Association |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |
Secured revolving credit facility |  |  |  |  |  | $ 7,000 |
Repayments of secured debt |  |  | 300 | 300 |  |  |
Embedded Derivative Financial Instruments |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |
Derivative liability |  | $ 4,200 | $ 2,173 | $ 2,173 |  |  |
Notes and Warrants Offering |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |
Non-cash transaction costs including amortization |  | 500 |  |  |  |  |
Deferred financing costs |  | 500 |  |  |  |  |
Net cash proceeds from stock and warrants offering | $ 14,000 |  |  |  |  |  |
Effective interest rate |  |  | 155.00% | 155.00% |  |  |
Interest expense |  |  |  | $ 900 |  |  |
Amortization of debt issuance costs |  |  |  | 100 |  |  |
Amortization of discount |  |  |  | 700 |  |  |
Stated interest |  |  |  | $ 100 |  |  |
Stock and Additional Warrants Offering |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |
Non-cash transaction costs including amortization | 1,400 |  |  |  |  |  |
Net cash proceeds from stock and warrants offering | 2,800 |  |  |  |  |  |
Warrants |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |
Fair value of warrants at inception |  | $ 3,800 |  |  |  |  |
Warrants | Notes and Warrants Offering |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |
Aggregate number of warrants (in shares) |  | 2,238,806 |  |  |  |  |
Exercise price of warrants (in dollars per share) |  | $ 3.35 |  |  |  |  |
Warrant expiration, term |  | 5 years |  |  |  |  |
Additional Warrants |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |
Fair value of warrants at inception | $ 1,600 |  |  |  |  |  |
Additional Warrants | Stock and Additional Warrants Offering |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |
Aggregate number of warrants (in shares) |  | 1,132,075 |  |  |  |  |
Exercise price of warrants (in dollars per share) |  | $ 2.65 |  |  |  |  |
Senior Secured Convertible Notes |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |
Aggregate original principal amount of convertible notes |  | $ 15,000 |  |  |  |  |
Senior Secured Convertible Notes | Convertible Debt |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |
Stated interest rate |  | 6.00% |  |  |  |  |
Default interest rate |  | 15.00% |  |  |  |  |
Senior Secured Convertible Notes | Convertible Debt | Notes and Warrants Offering |  |  |  |  |  |  |
Line Of Credit Facility [Line Items] |  |  |  |  |  |  |
Initial conversion price (in dollars per share) |  | $ 3.35 |  |  |  |  |

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