SELECTED FINANCIAL STATEMENT INFORMATION (Accumulated Other Comprehensive Loss) (Details) - USD ($) $ in Thousands	3 Months Ended
	Jan. 31, 2021	Jan. 31, 2020
Accumulated Other Comprehensive Income (Loss) [Line Items]
Starting accumulated other comprehensive loss	$ (9,149)
Unrealized gain	11,244
Amortization of unrealized loss on defined benefit pension plan, net of tax	34	$ 24
Ending accumulated other comprehensive loss	2,129
Foreign Currency Translation [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Starting accumulated other comprehensive loss	(6,460)
Unrealized gain	11,244
Ending accumulated other comprehensive loss	4,784
Pension Benefit Obligation [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Starting accumulated other comprehensive loss	(2,689)
Amortization of unrealized loss on defined benefit pension plan, net of tax	34
Ending accumulated other comprehensive loss	$ (2,655)