INCOME TAXES (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 31, 2020	Jul. 31, 2019	Jul. 31, 2020	Jul. 31, 2019	Oct. 31, 2019
Income Tax Disclosure [Abstract]
CARES act, income tax benefit			$ 49,500
CARES act, income tax expense			$ 11,400
Effective income tax rate	15.50%	20.70%	100.60%	21.70%
Effective income tax rate, excluding discrete items	18.20%	24.10%	32.70%	24.20%
Deferred income taxes	$ 135,287		$ 135,287		$ 74,132
Increase (Decrease) in Deferred Income Taxes			$ (61,200)