BUSINESS SEGMENT INFORMATION - Net Sales to External Customers by Geographical Area (Detail) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Jul. 31, 2018	Jul. 31, 2017	Jul. 31, 2018	Jul. 31, 2017
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	$ 1,012.1	$ 961.8	$ 2,886.1	$ 2,670.1
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	506.0	463.7	1,402.2	1,306.2
Europe, Middle East and Africa
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	372.6	359.4	1,074.6	970.8
Asia Pacific and other Americas
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales	$ 133.5	$ 138.7	$ 409.3	$ 393.1

Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130539-203045

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130545-203045

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130543-203045

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Balance Type:	credit
Period Type:	duration