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Note 14 - Per Share Calculations (Details)	3 Months Ended
	Jan. 31, 2014	Jan. 31, 2013
Note 14 - Per Share Calculations (Details) [Line Items]
Prepaid Stock Purchase Contracts, Shares Included in Basic Earnings Per Share	6,100,000
Tangible Equity Units, Rate	7.25%
Exchangeable Note Unit Rate Stated Percentage	6.00%
Exchangeable Debt [Member]
Note 14 - Per Share Calculations (Details) [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	15,200,000	15,200,000
Non-Vested Stock and Outstanding Options [Member]
Note 14 - Per Share Calculations (Details) [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	1,300,000	1,400,000
Out of the Money Stock Options [Member]
Note 14 - Per Share Calculations (Details) [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	2,200,000	1,400,000
Common Class A [Member] | Minimum [Member]
Note 14 - Per Share Calculations (Details) [Line Items]
Tangible Equity Units, Number of Shares Upon Conversion, Per Unit	4.7655

X

- Definition

Exchangeable Note Unit Rate Stated Percentage

+ References

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- Details

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X

- Definition

Amount of shares of prepaid common stock purchase contracts included in the basic earnings per share calculations, which are issuable in the future with no additional cash required to be paid by the holders thereof.

+ References

No definition available.

+ Details

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X

- Definition

Number of shares per prepaid stock purchase contract that each prepaid stock purchase contract will settle at and be delivered as shares of Class A Common Stock.

+ References

No definition available.

+ Details

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X

- Definition

Interest rate stated on the company's Tangible Equity Units.

+ References

No definition available.

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X

- Definition

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257



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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Antidilution

-URI http://asc.fasb.org/extlink&oid=6505113



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Diluted Earnings Per Share

-URI http://asc.fasb.org/extlink&oid=6510752



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Contingent Stock Agreement

-URI http://asc.fasb.org/extlink&oid=6508534

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