FAIR VALUE MEASUREMENTS, Assets and Liabilities, Measured at Fair Value Using Unobservable Inputs (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2016	Oct. 31, 2015
Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward]
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability	$ (3,063)	$ (293)
Liabilities [Abstract]
Total liabilities	892,258	751,834
Fair Value, Inputs, Level 3 [Member]
Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward]
Liabilities, Opening Balance	21,405	1,184
Contingent purchase consideration	1,225	21,355
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability	(6,960)
Contingent consideration related to acquisition	3,063	293
Liabilities, Ending Balance	18,881	21,405
Liabilities [Abstract]
Accrued Liabilities, Current	6,918
Other Liabilities, Noncurrent	11,963
Total liabilities	18,881
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)	$ 148	$ (1,427)