FAIR VALUE MEASUREMENTS (Contingent Consideration Liability) (Details) - USD ($) $ in Thousands	9 Months Ended
	Jul. 31, 2015	Oct. 31, 2014
Liabilities [Abstract]
Accrued Liabilities, Current	$ 91,390	$ 92,578
Other Liabilities, Noncurrent	106,437	82,289
Total liabilities	667,011	$ 674,629
Significant Unobservable Inputs (Level 3) [Member]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Balances as of October 31, 2014, Liabilities	1,184
Business Combination, Consideration Transferred, Liabilities Incurred	21,355
Increase in accrued contingent consideration	(412)
Balances as of July 31, 2015, Liabilities	20,622
Liabilities [Abstract]
Accrued Liabilities, Current	6,119
Other Liabilities, Noncurrent	14,503
Total liabilities	20,622
Foreign Currency Gain (Loss) [Member] | Significant Unobservable Inputs (Level 3) [Member]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Liabilities Measured on Recurring Basis, Change in Unrealized Gain (Loss)	$ (1,505)