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v3.23.1

Stock-Based Compensation - Evergreen provision (Details) - USD ($) $ / shares in Units, $ in Millions |  |  | 12 Months Ended
--- | --- | --- | ---
Jan. 01, 2023 | Jan. 01, 2022 | Dec. 31, 2022 | Dec. 31, 2021
Number of Options |  |  |  |
Vested |  |  | 12,018 |
Weighted average fair value per share of options vested |  |  | $ 64.90 |
Remaining nonvested options |  |  | 18,590 | 25,725
Forfeited, nonvested |  |  | 1,112 |
2022 Plan |  |  |  |
Number of Options |  |  |  |
Period of automatic increase in shares reserved |  |  | 5 years |
Percentage of the common shares outstanding (as a percent) |  |  | 5.00% |
Number of shares added (In shares) | 0 | 35,549 |  |
2022 Plan | Stock options |  |  |  |
Number of Options |  |  |  |
Vested |  |  | 12,018 | 3,164
Weighted average fair value per share of options vested |  |  | $ 64.90 | $ 163.64
Forfeited, nonvested |  |  | 2,000 | 14,637
Unrecognized share-based compensation |  |  |  |
Unrecognized share-based compensation - Weighted average period |  |  | 9 months 18 days |
Stock Plan 2022,201 And 2019 Plans |  |  |  |
Unrecognized share-based compensation |  |  |  |
Unrecognized share-based compensation cost |  |  | $ 0.5 |
Stock Plan 2022,201 And 2019 Plans | Stock options |  |  |  |
Number of Options |  |  |  |
Available for grant |  |  | 5,091,500 |
2022 Plan |  |  |  |
Number of Options |  |  |  |
Number of shares authorized |  |  | 5,078,721 |
2021 Inducement Plan |  |  |  |
Number of Options |  |  |  |
Number of shares authorized |  |  | 33,333 |
2019 Plan |  |  |  |
Number of Options |  |  |  |
Number of shares authorized |  |  | 15,938 |

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