v3.22.1

Long-term Notes and Convertible Notes - Summary of Debt (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020 | Mar. 06, 2020
--- | --- | --- | ---
Debt Instrument [Line Items] |  |  |
Promissory note, unsecured (Non Current) |  | $ 2,355 |
Promissory note, unsecured (Current) | $ 3,584 | 3,298 |
Total debt | $ 3,584 | $ 5,653 |
B3D Note [Member] | Credit agreement with B3D, LLC |  |  |
Debt Instrument [Line Items] |  |  |
Total debt |  |  | $ 3,994

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