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Commitments and Contingencies (Details) - USD ($) |  | 12 Months Ended
--- | --- | ---
Aug. 09, 2022 | Jul. 31, 2024 | Jul. 31, 2023 | Jul. 31, 2022
Loss Contingencies [Line Items] |  |  |  |
CEO transition costs |  | $ 2,916,000 | $ 9,090,000 | $ 13,554,000
Transition costs related to the acceleration of unamortized stock based compensation |  | 0 | 3,764,000 | $ 7,388,000
Severance costs |  | $ 2,616,000 | $ 3,872,000 |
Chief Executive Officer |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
CEO transition costs | $ 7,424,000 |  |  |
Transition costs related to the acceleration of unamortized stock based compensation | 3,764,000 |  |  |
Severance costs | 3,660,000 |  |  |
Payments for postemployment benefits | 3,660,000 |  |  |
President and CEO |  |  |  |
Loss Contingencies [Line Items] |  |  |  |
Cash sign-on bonus | $ 1,000,000 |  |  |

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