FAIR VALUE MEASUREMENTS, Assets and Liabilities, Measured on Recurring Basis (Details) - USD ($) $ in Thousands	Oct. 31, 2021	Oct. 31, 2020
Assets [Abstract]
Deferred Compensation Plan Assets	$ 245,584	$ 180,139
Liabilities [Abstract]
Contingent consideration, liability	62,286	41,974
Fair Value, Inputs, Level 1 [Member]
Assets [Abstract]
Deferred Compensation Plan Assets	4	11
Fair Value, Inputs, Level 2 [Member]
Assets [Abstract]
Deferred Compensation Plan Assets	245,580	180,128
Fair Value, Inputs, Level 3 [Member]
Liabilities [Abstract]
Contingent consideration, liability	62,286	41,974
Corporate Owned Life Insurance [Member]
Assets [Abstract]
Deferred Compensation Plan Assets	245,580	180,128
Corporate Owned Life Insurance [Member] | Fair Value, Inputs, Level 2 [Member]
Assets [Abstract]
Deferred Compensation Plan Assets	245,580	180,128
Money Market Funds [Member]
Assets [Abstract]
Deferred Compensation Plan Assets	4	11
Money Market Funds [Member] | Fair Value, Inputs, Level 1 [Member]
Assets [Abstract]
Deferred Compensation Plan Assets	$ 4	$ 11