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Note 2 - Stock Compensation (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 31, 2015	Jul. 31, 2014	Jul. 31, 2015	Jul. 31, 2014
Note 2 - Stock Compensation (Details) [Line Items]
Allocated Share-based Compensation Expense	$ 2.5	$ 2.7	$ 9.2	$ 7.7
Allocated Share-based Compensation Expense, Net of Tax	2.0		6.4
Employee Stock Option [Member]
Note 2 - Stock Compensation (Details) [Line Items]
Allocated Share-based Compensation Expense	$ 0.5	$ 1.0	$ 1.9	$ 3.0

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



-Publisher FASB



-Name Accounting Standards Codification



-Topic 718



-SubTopic 10



-Section S99



-Paragraph 1



-Subparagraph (SAB TOPIC 14.F)



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-Name Accounting Standards Codification



-Topic 718



-SubTopic 10



-Section 50



-Paragraph 1



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-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901



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-Name Accounting Standards Codification



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



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-Publisher SEC



-Name Staff Accounting Bulletin (SAB)



-Number Topic 14



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The amount of expense, net of income tax, 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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