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Stockholders' Equity (Details) - USD ($) | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | ---
Apr. 30, 2026 | Apr. 30, 2025 | Apr. 30, 2026 | Apr. 30, 2025 | Mar. 23, 2026 | Sep. 29, 2020
Share Repurchase Program [Line Items] |  |  |  |  |  |
Aggregate registered amount available for sale of securities under shelf registration state, additional amount |  |  |  |  | $ 125,000,000 |
Maximum amount authorized by the board of directors for the repurchase of shares of the company's common stock |  |  |  |  |  | $ 100,000,000
Treasury Stock, Shares, Acquired |  |  | 0 | 0 |  |
Adjustment to reflect redemption value of convertible preferred stock (including accrued dividends and change in fair value of embedded derivatives) | $ 10,810,000 | $ 44,534,000 |  | $ 76,785,000 |  |
Additional Paid-in Capital |  |  |  |  |  |
Share Repurchase Program [Line Items] |  |  |  |  |  |
Adjustment to reflect redemption value of convertible preferred stock (including accrued dividends and change in fair value of embedded derivatives) | $ 10,810,000 | $ 44,534,000 | $ (111,117,000) | $ 70,406,000 |  |

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