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Intangible Assets (Details) - USD ($) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jan. 31, 2025 | Oct. 31, 2024 | Jul. 31, 2024 | Jan. 31, 2024 | Jan. 31, 2025 | Jan. 31, 2024
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |
Amortization of intangibles | $ 5,043,000 |  |  | $ 5,288,000 | $ 11,636,000 | $ 10,577,000
Impairment of intangible assets, finite-lived |  |  | $ 9,925,000 |  |  |
CGC Technology Limited |  |  |  |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |
Amortization of intangibles |  |  |  |  | $ 1,343,000 |
Amortization intangible assets, writeoff |  | $ 15,900,000 |  |  |  |

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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-28 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 55 -Paragraph 40 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482640/350-30-55-40 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-2 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482686/350-30-45-2 + Details
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