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Accounting Policies - Change in the Allowance for Uncollectible Accounts (Detail) - USD ($) $ in Millions	12 Months Ended
	Oct. 31, 2018	Oct. 31, 2017	Oct. 29, 2016
Accounting Policies [Abstract]
Beginning balance	$ 1.1	$ 1.6	$ 0.8
Net recorded expense	0.6	0.8	1.0
Write-offs, net of recoveries/payments	(0.4)	(1.3)	(0.2)
Ending balance	$ 1.3	$ 1.1	$ 1.6

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- References

No definition available.

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- Definition

A valuation allowance for trade and other receivables due to an Entity within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 4
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Amount of direct write-downs of accounts receivable charged against the allowance.

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Amount of expense related to write-down of receivables to the amount expected to be collected. Includes, but is not limited to, accounts receivable and notes receivable.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
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