INSURANCE - Schedule of Instruments Used to Collateralize Insurance Obligations (Details) - USD ($) $ in Millions	Jan. 31, 2024	Oct. 31, 2023
Letters Of Credit [Line Items]
Instruments used to collateralize insurance obligations	$ 234.3	$ 234.7
Standby letters of credit
Letters Of Credit [Line Items]
Instruments used to collateralize insurance obligations	53.4	53.5
Surety bonds and surety-backed letters of credit
Letters Of Credit [Line Items]
Instruments used to collateralize insurance obligations	178.6	178.0
Restricted insurance deposits
Letters Of Credit [Line Items]
Instruments used to collateralize insurance obligations	$ 2.3	$ 3.1