SELECTED FINANCIAL STATEMENT INFORMATION SELECTED FINANCIAL STATEMENT INFORMATION, Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2019	Oct. 31, 2018	Oct. 31, 2017
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Balance Start	$ (15,256)	$ (10,556)
Unrealized gain/(loss)	(1,708)	(5,327)	$ 15,696
Amortization of unrealized loss	25	13
Accumulated Other Comprehensive Income (Loss), Balance End	(16,739)	(15,256)	(10,556)
Foreign Currency Translation [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Balance Start	(14,370)	(9,533)
Foreign Currency Translation Unrealized (loss) gain	(619)	(4,837)
Accumulated Other Comprehensive Income (Loss), Balance End	(14,989)	(14,370)	(9,533)
Pension Benefit Obligation [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss), Balance Start	(886)	(1,023)
Unrealized gain/(loss)	(889)	124
Amortization of unrealized loss	25	13
Accumulated Other Comprehensive Income (Loss), Balance End	(1,750)	(886)	$ (1,023)
Accumulated Other Comprehensive Income (Loss) [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Unrealized gain/(loss)	$ (1,508)	$ (4,713)