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FAIR VALUE MEASUREMENTS (Fair Value Hierarchy, by Category) (Details) - USD ($) $ in Thousands | Jan. 31, 2019 | Oct. 31, 2018
--- | --- | ---
Deferred Compensation Plans [Abstract] |  |
Deferred compensation plans | $ 139,308 | $ 132,737
Liabilities: |  |
Contingent consideration | 22,462 | 20,875
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |  |
Deferred Compensation Plans [Abstract] |  |
Deferred compensation plans | 13,558 | 9,482
Liabilities: |  |
Contingent consideration | 0 | 0
Significant Other Observable Inputs (Level 2) [Member] |  |
Deferred Compensation Plans [Abstract] |  |
Deferred compensation plans | 125,750 | 123,255
Liabilities: |  |
Contingent consideration | 0 | 0
Significant Unobservable Inputs (Level 3) [Member] |  |
Deferred Compensation Plans [Abstract] |  |
Deferred compensation plans | 0 | 0
Liabilities: |  |
Contingent consideration | 22,462 | 20,875
Corporate Owned Life Insurance [Member] |  |
Deferred Compensation Plans [Abstract] |  |
Deferred compensation plans | 125,750 | 123,255
Corporate Owned Life Insurance [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |  |
Deferred Compensation Plans [Abstract] |  |
Deferred compensation plans | 0 | 0
Corporate Owned Life Insurance [Member] | Significant Other Observable Inputs (Level 2) [Member] |  |
Deferred Compensation Plans [Abstract] |  |
Deferred compensation plans | 125,750 | 123,255
Corporate Owned Life Insurance [Member] | Significant Unobservable Inputs (Level 3) [Member] |  |
Deferred Compensation Plans [Abstract] |  |
Deferred compensation plans | 0 | 0
Money Market Funds [Member] |  |
Deferred Compensation Plans [Abstract] |  |
Deferred compensation plans | 12,287 | 3,560
Money Market Funds [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |  |
Deferred Compensation Plans [Abstract] |  |
Deferred compensation plans | 12,287 | 3,560
Money Market Funds [Member] | Significant Other Observable Inputs (Level 2) [Member] |  |
Deferred Compensation Plans [Abstract] |  |
Deferred compensation plans | 0 | 0
Money Market Funds [Member] | Significant Unobservable Inputs (Level 3) [Member] |  |
Deferred Compensation Plans [Abstract] |  |
Deferred compensation plans | 0 | 0
Equity Securities [Member] |  |
Deferred Compensation Plans [Abstract] |  |
Deferred compensation plans | 736 | 3,179
Equity Securities [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |  |
Deferred Compensation Plans [Abstract] |  |
Deferred compensation plans | 736 | 3,179
Equity Securities [Member] | Significant Other Observable Inputs (Level 2) [Member] |  |
Deferred Compensation Plans [Abstract] |  |
Deferred compensation plans | 0 | 0
Equity Securities [Member] | Significant Unobservable Inputs (Level 3) [Member] |  |
Deferred Compensation Plans [Abstract] |  |
Deferred compensation plans | 0 | 0
Equity Funds [Member] |  |
Deferred Compensation Plans [Abstract] |  |
Deferred compensation plans | 92 | 1,437
Equity Funds [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |  |
Deferred Compensation Plans [Abstract] |  |
Deferred compensation plans | 92 | 1,437
Equity Funds [Member] | Significant Other Observable Inputs (Level 2) [Member] |  |
Deferred Compensation Plans [Abstract] |  |
Deferred compensation plans | 0 | 0
Equity Funds [Member] | Significant Unobservable Inputs (Level 3) [Member] |  |
Deferred Compensation Plans [Abstract] |  |
Deferred compensation plans | 0 | 0
Other Defined Deferred Compensation Plan [Member] |  |
Deferred Compensation Plans [Abstract] |  |
Deferred compensation plans | 443 | 1,306
Other Defined Deferred Compensation Plan [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] |  |
Deferred Compensation Plans [Abstract] |  |
Deferred compensation plans | 443 | 1,306
Other Defined Deferred Compensation Plan [Member] | Significant Other Observable Inputs (Level 2) [Member] |  |
Deferred Compensation Plans [Abstract] |  |
Deferred compensation plans | 0 | 0
Other Defined Deferred Compensation Plan [Member] | Significant Unobservable Inputs (Level 3) [Member] |  |
Deferred Compensation Plans [Abstract] |  |
Deferred compensation plans | $ 0 | $ 0

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