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FAIR VALUE MEASUREMENTS (Details Textuals) $ in Thousands, $ in Thousands | 12 Months Ended |  |
--- | --- | --- | ---
Oct. 31, 2024 USD ($) | Oct. 31, 2023 USD ($) | Oct. 31, 2022 USD ($) | Oct. 31, 2024 CAD ($) | Jul. 31, 2024 USD ($)
Business Acquisition, Contingent Consideration [Line Items] |  |  |  |  |
Accrued Liabilities, Current | $ 8,437 | $ 37,305 |  |  |
Contingent consideration, liability | $ 30,207 | $ 71,136 |  |  |
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 |  |  |
Business Combination, Reversal of Remaining Contingent Consideration, Liability | $ 0 | $ 9,057 | $ 0 |  |
Change in accrued contingent consideration | (9,884) | (686) | (7,631) |  |
Impairment of Intangible Assets | $ 7,500 | $ 0 | $ 0 |  |
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 |  |  |
Trade Names [Member] | Electronic Technologies Group [Member] |  |  |  |  |
Business Acquisition, Contingent Consideration [Line Items] |  |  |  |  |
Impairment of Intangible Assets | $ 7,500 |  |  |  |
Fair Value, Inputs, Level 3 [Member] |  |  |  |  |
Business Acquisition, Contingent Consideration [Line Items] |  |  |  |  |
Contingent consideration, liability | 30,207 | $ 71,136 |  |  |
Business Combination, Reversal of Remaining Contingent Consideration, Liability |  | 9,057 |  |  |
Change in accrued contingent consideration | 31,000 | 18,909 |  |  |
FY2023 Acquisition Subsidiary 1 | Flight Support Group [Member] |  |  |  |  |
Business Acquisition, Contingent Consideration [Line Items] |  |  |  |  |
Amount of contingent purchase consideration, the company could be required to pay | 17,500 |  |  |  |
Accrued Liabilities, Current | 11,000 | $ 17,300 |  |  | $ 11,000
FY2022 Acquisition Subsidiary 1 | Electronic Technologies Group [Member] |  |  |  |  |
Business Acquisition, Contingent Consideration [Line Items] |  |  |  |  |
Amount of contingent purchase consideration, the company could be required to pay | $ 12,100 |  |  |  |
Business Acquisition, Percentage of Voting Interests Acquired | 80.36% |  |  | 80.36% |
Contingent consideration, liability |  |  |  |  | $ 5,500
FY2022 Acquisition Subsidiary 2 | Flight Support Group [Member] |  |  |  |  |
Business Acquisition, Contingent Consideration [Line Items] |  |  |  |  |
Amount of contingent purchase consideration, the company could be required to pay | $ 27,400 |  |  |  |
Business Acquisition, Percentage of Voting Interests Acquired | 96.00% |  |  | 96.00% |
Contingent consideration, liability | $ 21,800 |  |  |  |
FY2022 Acquisition Subsidiary 3 | Flight Support Group [Member] |  |  |  |  |
Business Acquisition, Contingent Consideration [Line Items] |  |  |  |  |
Amount of contingent purchase consideration, the company could be required to pay | $ 14,100 |  |  |  |
Business Acquisition, Percentage of Voting Interests Acquired | 74.00% |  |  | 74.00% |
FY2020 Acquisition Subsidiary 1 [Member] | Electronic Technologies Group [Member] |  |  |  |  |
Business Acquisition, Contingent Consideration [Line Items] |  |  |  |  |
Amount of contingent purchase consideration, the company could be required to pay | $ 9,700 |  |  |  |
Business Acquisition, Percentage of Voting Interests Acquired | 89.99% |  |  | 89.99% |
Contingent consideration, liability | $ 8,400 |  |  |  |
FY 2017 Acquisition [Member] | Electronic Technologies Group [Member] |  |  |  |  |
Business Acquisition, Contingent Consideration [Line Items] |  |  |  |  |
Change in accrued contingent consideration | $ 20,000 |  |  |  |
Canada, Dollars | FY2020 Acquisition Subsidiary 1 [Member] | Electronic Technologies Group [Member] |  |  |  |  |
Business Acquisition, Contingent Consideration [Line Items] |  |  |  |  |
Amount of contingent purchase consideration, the company could be required to pay |  |  |  | $ 13,500 |
Contingent consideration, liability |  |  |  | $ 11,700 |

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