ACQUISITIONS ACQUISITIONS (Total Consideration) (Details) - USD ($) $ in Thousands	3 Months Ended
	Jan. 31, 2019	Jan. 31, 2018
Business Acquisition [Line Items]
Payments to Acquire Businesses, Net of Cash Acquired	$ 101,039	$ 6,126
FY 2019 Acquisition [Member]
Business Acquisition [Line Items]
Payments to Acquire Businesses, Gross	102,491
Cash Acquired from Acquisition	(1,452)
Payments to Acquire Businesses, Net of Cash Acquired	101,039
Business Combination, Consideration Transferred, Liabilities Incurred	1,443
Additional Purchase Consideration	(134)
Business Combination, Consideration Transferred	$ 102,348