The percentage of the overall incentive compensation arrangement that the shares granted are weighted.

No definition available.

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- Definition

The percentage of the target number of shares that participants will have the ability to earn.

+ References

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
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-Publisher FASB
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- Definition

Unrecognized cost of unvested share-based compensation awards.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (i)
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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

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
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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://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(iii)(1)
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- Definition

The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(i)-(ii)
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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.

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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://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
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-Paragraph 2
-Subparagraph (a)(3)
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- Definition

The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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- Definition

Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (d)(2)
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EQUITY INCENTIVE PLAN (Narrative) (Details) - USD ($)			1 Months Ended	3 Months Ended
EQUITY INCENTIVE PLAN (Narrative) (Details) - USD ($)	Jan. 03, 2018	Mar. 09, 2017	Nov. 15, 2017	Jan. 31, 2018	Jan. 31, 2017	Oct. 31, 2017	Mar. 10, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense				$ 549,000	$ 351,000
Unrecognized Stock-based compensation expense				$ 4,200,000
Restricted stock granted				59,799
Grant date fair value of restricted stock				$ 35.86		$ 32.05
Total intrinsic value of stock options exercised				$ 492,000
2016 Equity Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total number of shares of common stock that may be issued as awards under 2016 Plan							856,048
2008 Equity Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Shares Available for Grant under the 2008 Plan							386,048
Non-Executive Employees [Member] \| TwoThousandSixteenEquityIncentivePlan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock granted			2,364
Grant date fair value of restricted stock			$ 42.30
Vesting period			3 years
Time Based [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock granted	14,810
Grant date fair value of restricted stock	$ 42.20
Percentage of incentive compensation arrangement	25.00%
Time Based [Member] \| 2016 Equity Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock granted	21,891	14,920
Grant date fair value of restricted stock	$ 42.20	$ 26.80
Vesting period		1 year
Performance Based [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock granted	23,299
Grant date fair value of restricted stock	$ 42.20
Percentage of incentive compensation arrangement	75.00%
Performance Based [Member] \| PSU TSR [Member] \| 2016 Equity Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Grant date fair value of restricted stock	$ 45.68
Performance Based [Member] \| PSU ROIC [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock granted	20,734
Percentage of incentive compensation arrangement	40.00%
Performance Based [Member] \| PSU ROIC [Member] \| Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of target number of shares to be earned	200.00%
Performance Based [Member] \| PSU ROIC [Member] \| Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of target number of shares to be earned	50.00%