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SELECTED FINANCIAL STATEMENT INFORMATION (Details Textuals) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Jan. 31, 2025 | Jan. 31, 2024 | Oct. 31, 2024
Selected Financial Statement Information (Details) [Abstract] |  |  |
Accrued customer rebates and credits | $ 28,300 |  | $ 24,300
Total customer rebates and credits deducted within net sales | $ 4,300 | $ 3,500 |
SVM | Heico Electronic Technologies Corp |  |  |
Business Acquisition [Line Items] |  |  |
Business Acquisition, Percentage of Voting Interests Acquired | 70.00% |  |
FY 2015 Acquisition [Member] | Flight Support Group [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners | 19.90% |  |
Noncontrolling Interest, Ownership Percentage by Parent | 95.03% |  |
Millennium | HFSC |  |  |
Business Acquisition [Line Items] |  |  |
Business Acquisition, Percentage of Voting Interests Acquired | 90.00% |  |

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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 Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 805 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479907/805-20-50-5 + Details
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