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INCOME TAXES (Schedule of Provision for Income Taxes) (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Oct. 31, 2016	Jul. 31, 2016	Apr. 30, 2016	Jan. 31, 2016	Oct. 31, 2015	Jul. 31, 2015	Apr. 30, 2015	Jan. 31, 2015	Oct. 31, 2016	Oct. 31, 2015	Oct. 31, 2014
Current:
U.S. taxes									$ 1,362	$ 4,600	$ 3,498
Foreign taxes									4,456	3,752	3,594
Current provision for income taxes									5,818	8,352	7,092
Deferred:
U.S. taxes									(176)	(896)	(709)
Foreign taxes									(49)	(117)	(165)
Deferred provision for income taxes									(225)	(1,013)	(874)
Provision for income taxes	$ 1,539	$ 1,120	$ 1,225	$ 1,709	$ 1,851	$ 1,573	$ 1,878	$ 2,037	$ 5,593	$ 7,339	$ 6,218

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