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Business Segment Information (Schedule of Identifiable Assets By Segment Information) (Details) (USD $) In Thousands, unless otherwise specified | Apr. 30, 2015 | Oct. 31, 2014
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Segment Reporting Information [Line Items] |  |
Total Identifiable assets | $ 4,392,660 us-gaap_Assets | $ 4,458,340 us-gaap_Assets
CooperVision [Member] |  |
Segment Reporting Information [Line Items] |  |
Total Identifiable assets | 3,699,181 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = coo_CoopervisionMember | 3,699,614 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = coo_CoopervisionMember
CooperSurgical [Member] |  |
Segment Reporting Information [Line Items] |  |
Total Identifiable assets | 635,393 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = coo_CoopersurgicalMember | 646,200 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = coo_CoopersurgicalMember
Corporate Segment [Member] |  |
Segment Reporting Information [Line Items] |  |
Total Identifiable assets | $ 58,086 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateMember | $ 112,526 us-gaap_Assets / us-gaap_StatementBusinessSegmentsAxis = us-gaap_CorporateMember

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- Definition Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.18) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 12 -Article 7 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 18 -Article 5 + Details
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Balance Type: | debit
Period Type: | instant

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- Details
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Balance Type: | na
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- Details
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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
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Balance Type: |
Period Type: |