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Business Combinations (Details) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Jul. 31, 2024 USD ($) | Jul. 31, 2023 USD ($) | Jul. 31, 2024 USD ($) acquisition | Jul. 31, 2023 USD ($) | Oct. 31, 2023 USD ($)
Business Acquisition [Line Items] |  |  |  |  |
Number of acquisitions | acquisition |  |  | 3 |  |
Goodwill | $ 3,444,349 |  | $ 3,444,349 |  | $ 3,346,065
Transaction costs | 53,000 | $ 4,800 | 110,200 | $ 9,800 |
Series of Individually Immaterial Business Acquisitions |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Consideration transferred |  |  | 159,300 |  |
Intangible assets | 78,900 |  | 78,900 |  |
Goodwill | 97,500 |  | 97,500 |  |
Net tangible liabilities | 17,100 |  | 17,100 |  |
Goodwill, expected tax deductible amount | 0 |  | 0 |  |
Series of Individually Immaterial Business Acquisitions | Design Automation reporting unit |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Goodwill | 62,700 |  | 62,700 |  |
Series of Individually Immaterial Business Acquisitions | Design IP reporting unit |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Goodwill | $ 34,800 |  | $ 34,800 |  |

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- Definition This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 25 -Paragraph 23 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479405/805-10-25-23 + Details
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