Share-Based Compensation Plans - Schedule of Transactions Involving Outstanding Stock Options (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
Jan. 27, 2019	Jan. 28, 2018	Oct. 28, 2018
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Number of shares, Outstanding Beginning balance (shares)	1,600,040
Number of shares, Forfeited (shares)	(223,583)
Number of shares, Expired (shares)	(4,601)
Number of shares, Outstanding Ending balance (shares)	1,371,856
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, End of Period [Abstract]
Weighted average exercise price, Outstanding balance (in dollars per share)	$ 5.25
Weighted average exercise price, Forfeited (in dollars per share)	5.89
Weighted average exercise price, Expired (in dollars per share)	6.01
Weighted average exercise price, Outstanding balance (in dollars per share)	$ 5.54
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Weighted average contractual life, Outstanding	6 years 11 months 19 days	7 years 3 months 7 days
Aggregate Intrinsic Value, Outstanding	$ 2,542		$ 3,126

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- Definition

Number of options or other stock instruments for which the right to exercise has lapsed under the terms of the plan agreements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iv)(4)
-URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901

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- Definition

The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
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-Section 50
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- Definition

Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

+ References

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- Definition

Number of options outstanding, including both vested and non-vested options.

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-Publisher FASB
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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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- Definition

Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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- Definition

Weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that expired.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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