FAIR VALUE MEASUREMENTS, Assets and liabilities, measured at fair value using unobservable inputs (Details 3) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2015	Oct. 31, 2014
Liabilities [Abstract]
Total liabilities	$ 751,834	$ 674,629
Fair Value, Inputs, Level 3 [Member]
Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward]
Liabilities, Opening Balance	1,184	29,310
Contingent purchase consideration	21,355
Contingent consideration related to acquisition	293	(28,126)
Liabilities, Ending Balance	21,405	$ 1,184
Liabilities [Abstract]
Accrued Liabilities, Current	6,686
Other Liabilities, Noncurrent	14,719
Total liabilities	21,405
Foreign Currency Gain (Loss) [Member] | Fair Value, Inputs, Level 3 [Member]
Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward]
Fair Value, Liabilities Measured on Recurring Basis, Change in Unrealized Gain (Loss)	$ (1,427)