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Acquisitions, Divestitures and Other Significant Transactions (Details Textual) (USD $) In Millions, unless otherwise specified | 3 Months Ended | 9 Months Ended | 12 Months Ended
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Jul. 31, 2012 Divestiture Acquisition | Jul. 31, 2011 | Jul. 31, 2012 Acquisition Divestiture | Jul. 31, 2011 Acquisition | Oct. 31, 2011 Acquisition
Acquisitions, Divestitures and Other Significant Transactions (Textual) [Abstract] |  |  |  |  |
Acquisition of companies, net of cash acquired |  | $ 157.2 |  | $ 185.7 |
Cash paid for deferred purchase price |  |  | 14.3 |  |
Number of acquisitions completed | 0 |  | 0 | 5 | 8
Number of material divestitures | 0 |  | 0 |  |
Number of rigid industrial packaging companies acquired |  |  |  |  | 3
Number of rigid industrial packaging joint ventures |  |  |  |  | 2
Revenue | 115.5 | 18.8 | 328.3 | 21.3 |
Operating profit (loss) | $ 3.9 | $ 2.4 | $ 6.4 | $ 3.2 |

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- Definition The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(2)-(3) -URI http://asc.fasb.org/extlink&oid=7659399&loc=d3e1392-128463 + Details
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