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FAIR VALUE MEASUREMENTS (Details Textuals) $ in Thousands, € in Millions | 3 Months Ended |  |
--- | --- | --- | ---
Jan. 31, 2019 USD ($) | Jan. 31, 2019 EUR (€) | Jan. 31, 2019 USD ($) | Oct. 31, 2018 EUR (€) | Oct. 31, 2018 USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Total liabilities |  |  | $ 22,462 |  | $ 20,875
Assets held within irrevocable trusts and classified within other assets |  |  | 139,308 |  | 132,737
Related liabilities of deferred compensation plans, specified as other long-term liabilities |  |  | 138,700 |  | 131,700
Flight Support Group [Member] | FY 2015 Acquisition [Member] |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Total liabilities |  |  |  |  | 5,800
Contingent Consideration Arrangements, Per Year Amount |  |  | 7,000 |  |
Flight Support Group [Member] | Euro Member Countries, Euro | FY 2015 Acquisition [Member] |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Total liabilities | € |  |  |  | € 5.1 |
Contingent Consideration Arrangements, Per Year Amount | € |  | € 6.1 |  |  |
Electronic Technologies Group [Member] | FY 2016 Acquisition [Member] |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Total liabilities |  |  | 900 |  |
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High |  |  | 1,400 |  |
Payment for Contingent Consideration Liability, Financing Activities | $ 300 |  |  |  |
Electronic Technologies Group [Member] | FY 2017 Acquisition [Member] |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Total liabilities |  |  | 14,500 |  |
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High |  |  | 20,000 |  |
Aggregate LCP Liability [Member] |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Related liabilities of deferred compensation plans, specified as other long-term liabilities |  |  | 137,400 |  | 125,800
Aggregate LCP Assets [Member] |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |
Assets held within irrevocable trusts and classified within other assets |  |  | $ 138,000 |  | $ 126,800

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