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Employee Benefits - Additional Information (Detail) - USD ($) $ in Millions	12 Months Ended
	Oct. 31, 2018	Oct. 31, 2017	Oct. 29, 2016
Defined Benefit Plans And Other Postretirement Benefit Plans Disclosures [Abstract]
Maximum defer net employment income percentage	100.00%
Discretionary contribution amount	$ 9.7	$ 7.1	$ 6.1

X

- Definition

Defined contribution plan maximum deferred compensation by employees percentage.

+ References

No definition available.

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
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X

- Definition

Amount of discretionary contributions made by an employer to a defined contribution plan.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration