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Stock-Based Compensation - Stock Option Activity (Parenthetical) (Details) - $ / shares |  | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
Feb. 05, 2021 | Oct. 30, 2021 | Jul. 31, 2021 | May 01, 2021 | Oct. 30, 2021 | Oct. 31, 2020
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |
Options granted to purchase shares of common stock |  |  |  |  | 1,518,154 | 3,185,542
Exercise of stock options (in shares) |  |  |  |  | 429,955 |
Number of shares sold | 11,111,111 |  |  |  |  |
Common Stock |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |
Exercise of stock options (in shares) |  | 423,000 | 7,000 |  |  |
Number of shares sold |  |  |  | 11,111,000 | 298,150 |
2021-2023 LTIP |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |
Options granted to purchase shares of common stock |  |  |  |  | 414,337 |
Options granted, exercise price |  |  |  |  | $ 0.75 |
Options granted, vesting period |  |  |  |  | 3 years |
Time Based Vesting Schedule | 2021-2023 LTIP |  |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |  |
Options granted to purchase shares of common stock |  |  |  |  | 1,078,913 |
Options granted, exercise price |  |  |  |  | $ 0.69 |

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