SELECTED FINANCIAL STATEMENT INFORMATION SELECTED FINANCIAL STATEMENT INFORMATION (Accumulated Other Comprehensive Loss) (Details) - USD ($) $ in Thousands	3 Months Ended
	Jan. 31, 2018	Jan. 31, 2017
Accumulated Other Comprehensive Income (Loss) [Line Items]
Starting accumulated other comprehensive loss	$ (10,556)
Unrealized gain	14,969
Amortization of unrealized loss on defined benefit pension plan, net of tax	4	$ 7
Ending accumulated other comprehensive loss	4,417
Foreign Currency Translation [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Starting accumulated other comprehensive loss	(9,533)
Unrealized gain	14,969
Ending accumulated other comprehensive loss	5,436
Pension Benefit Obligation [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Starting accumulated other comprehensive loss	(1,023)
Amortization of unrealized loss on defined benefit pension plan, net of tax	4
Ending accumulated other comprehensive loss	$ (1,019)