SHARE-BASED COMPENSATION, Share-based Activity (Details) - $ / shares shares in Thousands	12 Months Ended
	Oct. 31, 2020	Oct. 31, 2019	Oct. 31, 2018
Shares Available for Grant [Roll Forward]
Opening Balance Outstanding Shares (Shares Available For Grant)	4,085	4,612	830
Shares approved by Shareholders (Shares Available for Grant)	5,000		5,000
Granted (Available for Grant)	(29)	(538)	(412)
Cancelled (Available for Grant)	8	11	24
Ending Balance Outstanding Shares (Shares Available For Grant)	4,064	4,085	4,612
Shares Outstanding [Roll Forward]
Outstanding (Shares Under Option)	4,692	6,400	7,297
Granted (Shares Under Option)	29	538	412
Exercised (Shares Under Option)	(720)	(2,235)	(1,285)
Cancelled (Shares Under Option)	(8)	(11)	(24)
Outstanding (Shares Under Option)	3,993	4,692	6,400
Weighted Average Exercise Price [Roll Forward]
Outstanding (in dollars per share)	$ 33.73	$ 23.19	$ 18.58
Granted (in dollars per share)	97.00	73.30	65.64
Exercised (in dollars per share)	19.32	12.98	10.54
Cancelled (in dollars per share)	55.61	49.79	28.85
Outstanding (in dollars per share)	$ 36.75	$ 33.73	$ 23.19
2012 Incentive Compensation Plan [Member]
Shares Available for Grant [Roll Forward]
Cancelled (Available for Grant)			(830)