INCOME TAXES (Details Textuals) - USD ($) $ in Thousands	3 Months Ended				9 Months Ended
	Jul. 31, 2021	Jan. 31, 2021	Jul. 31, 2020	Jan. 31, 2020	Jul. 31, 2021	Jul. 31, 2020
Income Tax Disclosure [Abstract]
Effective Income Tax Rate Reconciliation, Percent	15.70%		13.40%		13.30%	3.50%
Tax benefit from stock option exercises recognized in the period		$ 13,500		$ 47,600
Change in tax benefit for stock option exercises				$ 34,100