Share based compensation arrangement by share based payment award number of non employee directors.

No definition available.

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- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan) per non-employee.

+ References

No definition available.

+ Details

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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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 1
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- Definition

Unrecognized cost of unvested share-based compensation awards.

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-Topic 718
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- Definition

Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
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- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ 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
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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.

+ References

No definition available.

+ Details

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- Definition

The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested).

+ 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
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- Definition

Price of a single share of a number of saleable stocks of a company.

+ References

No definition available.

+ Details

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- Definition

Percentage of vesting of share-based compensation awards.

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-Topic 718
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- Definition

Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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-Publisher FASB
-Name Accounting Standards Codification
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Stock-Based Compensation - Narrative (Details) $ / shares in Units, $ in Millions			3 Months Ended		6 Months Ended
	Jan. 02, 2019 director $ / shares shares	Dec. 14, 2018 $ / shares shares	Apr. 30, 2019 USD ($)	Apr. 30, 2018 USD ($)	Apr. 30, 2019 USD ($) shares	Apr. 30, 2018 USD ($)	Apr. 30, 2011 shares
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted shares granted					35,000
Recognized stock-based compensation expense \| $			$ 0.9	$ 0.9	$ 1.8	$ 1.8
Unrecognized stock based compensation expenses \| $			3.8		3.8
Restricted Stock [Member] \| Non-employee directors [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of non-employee directors \| director	12
Restricted shares granted per non-employee	1,750
Restricted shares granted	21,000
Share price \| $ / shares	$ 71.56
Recognized stock-based compensation expense \| $			0.5		0.6
Restricted Stock [Member] \| Executive officers [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted shares granted		14,522
Share price \| $ / shares		$ 85.67
Recognized stock-based compensation expense \| $			$ 0.2		$ 0.2
Annual incremental vesting percentage		33.00%
Stock Options [Member] \| Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period					1 year
Expiration period, after grant date					2 years
Stock Options [Member] \| Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period					5 years
Expiration period, after grant date					5 years
2011 Management Incentive Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock shares authorized under plan							1,500,000