FAIR VALUE MEASUREMENTS (Contingent Consideration Liability) (Details) - USD ($) $ in Thousands	3 Months Ended
	Jan. 31, 2022	Oct. 31, 2021
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Accrued Liabilities, Current	$ 181,361	$ 206,857
Other Liabilities, Noncurrent	363,777	$ 378,257
Significant Unobservable Inputs (Level 3) [Member]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Opening balance, Liabilities	62,286
Change in accrued contingent consideration	(114)
Ending balance, Liabilities	61,853
Accrued Liabilities, Current	7,655
Other Liabilities, Noncurrent	54,198
Significant Unobservable Inputs (Level 3) [Member] | Foreign Currency Gain (Loss)
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Fair Value, Liability, Recurring Basis, Still Held, Unrealized Gain (Loss)	$ (319)