2016 Performance Shares Vested

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- Definition

Performance Shares Settled in Cash

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- Definition

Performance Shares Settled in Stock

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- Definition

Relative Total Share Return

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- Definition

Return On Net Assets

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- Definition

Shares granted for performance share vesting

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No definition available.

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- Definition

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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- Definition

The amount of net income or loss for the period per each share in instances when basic and diluted earnings per share are the same amount and reported as a single line item on the face of the financial statements. Basic earnings per share is the amount of net income or loss for the period per each share of common stock or unit outstanding during the reporting period. Diluted earnings per share includes the amount of net income or loss for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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- Definition

Aggregate cash paid by the entity during the period to settle equity instruments granted under equity-based payment arrangements.

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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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- Definition

Number of shares under non-option equity instrument agreements that were cancelled as a result of occurrence of a terminating event.

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- Definition

Net number of non-option equity instruments granted to participants.

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- Definition

Number of equity instruments other than options outstanding, including both vested and non-vested instruments.

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- Definition

Percentage of vesting of share-based compensation awards.

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Stock-Based Compensation - Performance Share Awards (Details) - USD ($) $ / shares in Units, $ in Millions				3 Months Ended
	Dec. 05, 2019	Dec. 05, 2018	Dec. 07, 2017	Jan. 31, 2020	Jan. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Employee Service Share-based Compensation, Cash Flow Effect, Cash Used to Settle Awards				$ 0.6
2016 Performance Shares Vested				56,103
Shares granted for performance share vesting				28,051
Earnings Per Share, Basic and Diluted	$ 0	$ 0	$ 20.70
Relative Total Share Return	0	0	21.81
Return On Net Assets	$ 19.40	$ 13.63	$ 0
Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance shares settled in cash				50.00%
Performance shares settled in stock				50.00%
Performance shares granted	55,900	131,500	146,500
Performance shares forfeited	0	33,500	46,608
Performance shares compensation expense				$ 0.5	$ 0.3
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number				18,730
Performance Shares \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance shares vesting percentage maximum				0.00%
Performance Shares \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance shares vesting percentage maximum				200.00%
Performance Restricted Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance shares granted	35,000	89,200	78,200
Performance shares forfeited	0	25,500	24,854
Performance shares compensation expense				$ 0.1	$ 0.2
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number				28,449
Performance Restricted Stock Units [Member] \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance shares vesting percentage maximum				0.00%
Performance Restricted Stock Units [Member] \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance shares vesting percentage maximum				150.00%