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Goodwill and Intangible Assets (Intangible Asset Life) (Details) | 3 Months Ended
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Jan. 31, 2021
Purchased technology |
Acquired Finite-Lived Intangible Assets [Line Items] |
Weighted-average remaining amortization period (in years) | 5 years
Customer-Related Intangible Assets |
Acquired Finite-Lived Intangible Assets [Line Items] |
Weighted-average remaining amortization period (in years) | 4 years
Order backlog |
Acquired Finite-Lived Intangible Assets [Line Items] |
Weighted-average remaining amortization period (in years) | 2 years
Trade names |
Acquired Finite-Lived Intangible Assets [Line Items] |
Weighted-average remaining amortization period (in years) | 9 years
Other |
Acquired Finite-Lived Intangible Assets [Line Items] |
Weighted-average remaining amortization period (in years) | 9 years

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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