BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Detail) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 31, 2018	Jul. 31, 2017	Jul. 31, 2018	Jul. 31, 2017	Oct. 31, 2017
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Pension settlement charge	$ 0.4	$ 1.0	$ 0.4	$ 25.6
Accounting Standards Update 2017-12
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Derivative, net hedge ineffectiveness, amounts reclassified from AOCI to retained earnings					$ 0.6
Other expense | Accounting Standards Update 2017-07
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Net periodic benefit costs, other than the service cost components	$ 1.4		$ 5.0