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Stockholders' Equity (Details) - USD ($) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Apr. 30, 2022 | Apr. 30, 2021 | Apr. 30, 2022 | Apr. 30, 2021 | Dec. 21, 2021
Equity [Abstract] |  |  |  |  |
Stock-based compensation | $ 9,750,000 | $ 8,366,000 | $ 22,736,000 | $ 21,424,000 |
Stock repurchase program authorized amount |  |  |  |  | $ 250,000,000
Purchase of treasury shares (in shares) | 499,106 |  | 1,090,067 |  |
Average price of treasury shares acquired (in dollars per share) | $ 80.12 |  | $ 90.20 |  |
Purchases of treasury shares | $ 39,990,000 |  | $ 98,321,000 |  |
Remaining authorized repurchase amount | $ 151,679,000 |  | $ 151,679,000 |  |

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