REVENUE (Details Textuals) $ in Millions	3 Months Ended	9 Months Ended
	Jul. 31, 2019 USD ($)	Jul. 31, 2019 USD ($)
Revenue from Contract with Customer [Abstract]
Liability, Revenue Recognized	$ 2.4	$ 14.5
Expected Timing of Satisfaction, Start Date [Axis]: 2019-08-01
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Remaining Performance Obligation, Amount	$ 383.3	$ 383.3
Remaining Performance Obligation, Expected Timing of Satisfaction, Period	1 year 1 day	1 year 1 day
Expected Timing of Satisfaction, Start Date [Axis]: 2019-08-02
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Remaining Performance Obligation, Amount	$ 81.3	$ 81.3
Remaining Performance Obligation, Expected Timing of Satisfaction, Period	3 months	3 months
Expected Timing of Satisfaction, Start Date [Axis]: 2019-11-01
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Remaining Performance Obligation, Amount	$ 302.0	$ 302.0
Remaining Performance Obligation, Expected Timing of Satisfaction, Period	1 year 3 months	1 year 3 months