Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option 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)(1)(iii)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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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)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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

+ References

+ Details

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

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)(i)-(ii)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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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.

+ 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 (e)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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As of the balance sheet date, the weighted-average exercise price (at which grantees can acquire the shares reserved for issuance) for exercisable stock options that are fully vested or expected to vest.

+ 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 (e)(2)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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Weighted average exercise price as of the balance sheet date for those equity-based payment arrangements exercisable and outstanding.

+ References

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Stock Options and Incentive Compensation Options Outstanding and Exercisable (Details) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Oct. 31, 2014	Oct. 31, 2013	Oct. 31, 2012
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value	$ 906
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value	803
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value	$ 652	$ 485
Exercise Prices	$ 9.86
Options Outstanding	123,333	236,134	362,085
Options Exercisable	111,833
Options Granted October 28, 2005 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise Prices	$ 13.06
Options Outstanding	6,000
Exercise Price of Options Outstanding and Options Exercisable	$ 13.06
Options Exercisable	6,000
Weighted Avg Remaining Contractual LIfe	0 years 11 months 25 days
Options Granted February 14, 2007 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise Prices	$ 14.74
Options Outstanding	16,000
Exercise Price of Options Outstanding and Options Exercisable	$ 14.74
Options Exercisable	16,000
Weighted Avg Remaining Contractual LIfe	2 years 6 months 15 days
Options Granted December 12, 2008 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise Prices	$ 2.11
Options Outstanding	9,000
Exercise Price of Options Outstanding and Options Exercisable	$ 2.11
Options Exercisable	9,000
Weighted Avg Remaining Contractual LIfe	4 years 1 month 14 days
Options Granted August 13, 2009 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise Prices	$ 5.30
Options Outstanding	25,333
Exercise Price of Options Outstanding and Options Exercisable	$ 5.30
Options Exercisable	25,333
Weighted Avg Remaining Contractual LIfe	4 years 9 months 10 days
Options Granted December 10, 2010 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise Prices	$ 12.04
Options Outstanding	47,000
Exercise Price of Options Outstanding and Options Exercisable	$ 12.04
Options Exercisable	47,000
Weighted Avg Remaining Contractual LIfe	6 years 1 month 11 days
Options Granted December 8, 2011 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Exercise Prices	$ 8.10
Options Outstanding	20,000
Exercise Price of Options Outstanding and Options Exercisable	$ 8.10
Options Exercisable	8,500
Weighted Avg Remaining Contractual LIfe	7 years 1 month 24 days