Stock Option Plan - Option Granted (Detail) - USD ($)	12 Months Ended
Nov. 03, 2018	Nov. 04, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding Beginning, Number of Shares	5,000	6,000
Granted, Number of Shares	0	0
Exercised, Number of Shares		(1,000)
Canceled, Number of Shares	0	0
Outstanding Ending, Number of Shares	5,000	5,000
Outstanding Beginning, Stock Option Price Range	$ 12.10
Granted, Stock Option Price Range	0	$ 0
Exercised, Stock Option Price Range		8.49
Canceled, Stock Option Price Range	0	0
Outstanding Ending, Stock Option Price Range	12.10	12.10
Outstanding Beginning, Weighted Average Exercise Price	12.10	11.50
Granted, Weighted Average Exercise Price	0	0
Exercised, Weighted Average Exercise Price		8.49
Canceled, Weighted Average Exercise Price	0	0
Outstanding Ending, Weighted Average Exercise Price	$ 12.10	12.10
Outstanding Ending, Aggregate Intrinsic Value	$ 54,500
Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding Beginning, Stock Option Price Range		8.49
Granted, Stock Option Price Range	$ 0	0
Canceled, Stock Option Price Range	0	0
Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding Beginning, Stock Option Price Range		12.10
Granted, Stock Option Price Range	0	0
Canceled, Stock Option Price Range	$ 0	$ 0

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Share based compensation arrangements by share based payment award options grants in period exercise price.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Gross number of share options (or share units) granted during the period.

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

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

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

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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Number of share options (or share units) exercised during the current period.

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