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FAIR VALUE MEASUREMENTS (Details Textuals) $ in Thousands, $ in Thousands | 3 Months Ended |
--- | --- | ---
Jan. 31, 2025 USD ($) | Jan. 31, 2025 CAD ($) | Jan. 31, 2024 USD ($) | Oct. 31, 2024 USD ($)
Fair Value Disclosures [Abstract] |  |  |  |
Deferred Compensation Liability, Current and Noncurrent | $ 342,000 |  |  | $ 315,000
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Business Combination, Contingent Consideration, Liability | 36,514 |  |  | $ 30,207
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability | $ 3,288 |  | $ 1,095 |
Fair Value, Liability, Recurring Basis, Still Held, Unrealized Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] | Selling, General and Administrative Expense | Selling, General and Administrative Expense |  |
FY2025 Acquisition Subsidiary 1 | Flight Support Group [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Business Acquisition, Percentage of Voting Interests Acquired | 90.00% |  |  |
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High | $ 21,100 |  |  |
Business Combination, Contingent Consideration, Liability | $ 11,500 |  |  |
FY2022 Acquisition Subsidiary 1 | Flight Support Group [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Business Acquisition, Percentage of Voting Interests Acquired | 96.00% |  |  |
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High | $ 27,400 |  |  |
Business Combination, Contingent Consideration, Liability | $ 22,700 |  |  |
FY2022 Acquisition Subsidiary 2 | Flight Support Group [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Business Acquisition, Percentage of Voting Interests Acquired | 74.00% |  |  |
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High | $ 14,100 |  |  |
Business Combination, Contingent Consideration, Liability | $ 2,400 |  |  |
FY2020 Acquisition Subsidiary 1 | Electronic Technologies Group [Member] |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |
Business Acquisition, Percentage of Voting Interests Acquired | 89.99% |  |  |
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability | $ 8,100 | $ 11,700 |  |

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