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Acquisitions (Detail) - USD ($) $ in Thousands |  | 6 Months Ended
--- | --- | ---
Nov. 01, 2021 | Apr. 30, 2022 | Apr. 30, 2021
Business Acquisition [Line Items] |  |  |
Acquisition of businesses, net of cash acquired |  | $ 171,613 | $ 0
NDC Technologies |  |  |
Business Acquisition [Line Items] |  |  |
Acquired percent of the outstanding shares | 100.00% |  |
Acquisition of businesses, net of cash acquired | $ 171,613 |  |
Cash acquired from business acquisition | 7,533 |  |
Other working capital adjustments | 2,763 |  |
Assets acquired, liabilities assumed, and goodwill | 129,856 |  |
Identifiable intangible assets | 31,130 |  |
Goodwill, expected tax deductible amount | 73,300 |  |
NDC Technologies | Trade name |  |  |
Business Acquisition [Line Items] |  |  |
Identifiable intangible assets | $ 10,800 |  |
Intangible assets amortization period | 13 years |  |
NDC Technologies | Technology-Based Intangible Assets |  |  |
Business Acquisition [Line Items] |  |  |
Identifiable intangible assets | $ 10,000 |  |
Intangible assets amortization period | 7 years |  |
NDC Technologies | Customer relationships |  |  |
Business Acquisition [Line Items] |  |  |
Identifiable intangible assets | $ 9,500 |  |
Intangible assets amortization period | 4 years |  |
NDC Technologies | Non-compete agreements |  |  |
Business Acquisition [Line Items] |  |  |
Identifiable intangible assets | $ 830 |  |
Intangible assets amortization period | 3 years |  |

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- Definition Percentage of voting equity interests acquired at the acquisition date in the business combination. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463 + Details
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