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INCOME TAXES (Schedule of Provision for Income Taxes) (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Oct. 31, 2020	Jul. 31, 2020	Apr. 30, 2020	Jan. 31, 2020	Oct. 31, 2019	Jul. 31, 2019	Apr. 30, 2019	Jan. 31, 2019	Oct. 31, 2020	Oct. 31, 2019	Oct. 31, 2018
Income (loss) before income taxes:
Domestic									$ (11,681)	$ 9,793	$ 14,101
Foreign									878	13,531	18,395
Income (loss) before income taxes									(10,803)	23,324	32,496
Current:
U.S. taxes									(4,932)	1,854	6,333
Foreign taxes									923	3,715	5,203
Current (benefit) provision for income taxes									(4,009)	5,569	11,536
Deferred:
U.S. taxes									(256)	(31)	(326)
Foreign taxes									(291)	291	(204)
Deferred Income Tax Expense (Benefit), Total									(547)	260	(530)
Income Tax Expense (Benefit), Total	$ (2,257)	$ (937)	$ (765)	$ (597)	$ (260)	$ 1,155	$ 2,481	$ 2,453	$ (4,556)	$ 5,829	$ 11,006

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