Interest and Other Income (Details) (USD $) In Thousands	3 Months Ended	9 Months Ended
Jul. 31, 2011	Jul. 31, 2010	Jul. 31, 2011	Jul. 31, 2010
Revenues and expenses of non-core ancillary businesses
Revenue	$ 16,826	$ 15,544	$ 44,367	$ 36,133
Expense	$ 15,818	$ 14,143	$ 43,321	$ 32,428

Nonoperating Income Expense from non core ancillary businesses.

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- Definition

Any other expense items resulting from secondary business-related activities, excluding those considered part of the normal operations of the business that have not been previously categorized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 03
-Paragraph 9
-Article 5

+ Details

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- Definition

The aggregate amount of other income amounts resulting from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business) also known as other nonoperating income recognized for the period. Such amounts may include: (a) dividends, (b) interest on securities, (c) profits on securities (net of losses), and (d) miscellaneous other income items.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 03
-Paragraph 7
-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher AICPA
-Name Audit and Accounting Guide (AAG)
-Number AAG-BRD
-Chapter 4
-Paragraph 80
-Subparagraph Exhibit 4-4
-IssueDate 2006-05-01

+ Details

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