INSURANCE - Casualty Program Insurance Reserves Rollforward (Details) - USD ($) $ in Millions	12 Months Ended
	Oct. 31, 2022	Oct. 31, 2021	Oct. 31, 2020
Liability for Unpaid Claims and Claims Adjustment Expense [Roll Forward]
Net balance at beginning of year	$ 508.3	$ 434.8	$ 443.3
Change in case reserves plus IBNR Claims — current year	145.7	117.9	128.5
Change in case reserves plus IBNR Claims — prior years	(36.8)	(36.0)	(30.2)
Claims paid	(129.1)	(99.8)	(106.8)
Acquisition	(8.2)	91.6	0.2
Net balance at end of year	479.9	508.3	434.8
Recoverables	71.0	66.5	70.1
Gross balance at end of year	551.0	574.8	504.9
Reserves related to discontinued operations	$ 0.2	$ 0.3	$ 0.5