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INCOME TAXES (Schedule of Provision for Income Taxes) (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Oct. 31, 2019	Jul. 31, 2019	Apr. 30, 2019	Jan. 31, 2019	Oct. 31, 2018	Jul. 31, 2018	Apr. 30, 2018	Jan. 31, 2018	Oct. 31, 2019	Oct. 31, 2018	Oct. 31, 2017
Current:
U.S. taxes									$ 1,854	$ 6,333	$ 308
Foreign taxes									3,715	5,203	4,185
Current provision for income taxes									5,569	11,536	4,493
Deferred:
U.S. taxes									(31)	(326)	1,236
Foreign taxes									291	(204)	(128)
Deferred Income Tax Expense (Benefit), Total									260	(530)	1,108
Income Tax Expense (Benefit), Total	$ (260)	$ 1,155	$ 2,481	$ 2,453	$ 2,339	$ 2,511	$ 1,656	$ 4,500	$ 5,829	$ 11,006	$ 5,601

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