LEASES - Additional Information (Details)	6 Months Ended
	Apr. 30, 2020
Minimum
Leases [Abstract]
Term of contract	1 year
Lessee, Lease, Description [Line Items]
Term of contract	1 year
Maximum
Leases [Abstract]
Term of contract	22 years
Lessee, Lease, Description [Line Items]
Term of contract	22 years