REVENUE (Contract Assets and Liabilities) (Details) - USD ($) $ in Thousands	6 Months Ended
	Apr. 30, 2019	Nov. 01, 2018	Oct. 31, 2018
Revenue from Contract with Customer [Abstract]
Contract assets	$ 48,968	$ 54,272	$ 14,183
Contract liabilities	24,427	19,674
Net contract assets	24,541	$ 34,598
Billings in Excess of Additional Unbilled Receivables using Over-time recognition model	(5,304)
Receipts During the Period in Excess of Customer Deposits Recognized as Revenue	4,753
Billings in Excess of Unbilled Receivable and New Deposits in Excess of Deposits Recognized as Revenue	$ (10,057)