LEASES (Details) - USD ($) $ in Millions	6 Months Ended
	Apr. 30, 2023	Apr. 30, 2022
LEASES
Operating lease expense	$ 2.6	$ 2.6
Weighted-average remaining term	3 years 2 months 12 days
Weighted-average discount rate	2.60%
Capitalized lease costs	$ 0.0
Minimum
LEASES
Lease term (in years)	2 years
Maximum
LEASES
Lease term (in years)	5 years