v3.22.1

Stock-based Compensation (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Sep. 30, 2020
Stockholders Equity [Line Items] |  |  |
Stock-based compensation expense | $ 2,856 | $ 1,328 |
Repurchase and retirement of common stock | $ 7,825 |  |
Weighted average remaining contractual term | 8 years 8 months 15 days | 9 years 6 months |
Aggregate Intrinsic Value of Options Outstanding and Vested | $ 545 | $ 0 |
Stock Compensation Plan |  |  |
Stockholders Equity [Line Items] |  |  |
Options, expiry period | 10 years |  |
Options, vesting period | 1 year |  |
Non-vested Stock Options |  |  |
Stockholders Equity [Line Items] |  |  |
Unrecognized stock-based payment cost | $ 2,088 | 902 |
Non-Vested RSUs |  |  |
Stockholders Equity [Line Items] |  |  |
Unrecognized stock-based payment cost | $ 978 | $ 0 |
XpresTest 2020 Plan [Member] | RSUs |  |  |
Stockholders Equity [Line Items] |  |  |
Common stock repurchased | 13 |  |
Maximum [Member] | 2020 Plan [Member] |  |  |
Stockholders Equity [Line Items] |  |  |
Number of shares authorized |  |  | 5,000,000
Maximum [Member] | 2012 Plan [Member] |  |  |
Stockholders Equity [Line Items] |  |  |
Number of shares authorized | 840,000 |  |
Directors, Employees And Consultants | XpresTest 2020 Plan [Member] |  |  |
Stockholders Equity [Line Items] |  |  |
Number of shares authorized | 200 |  |
Percentage of shares authorized for issuance | 20.00% |  |

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