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Business Combinations (Narrative) (Details) - USD ($) $ in Thousands |  | 12 Months Ended
--- | --- | ---
Oct. 31, 2013 | Jun. 30, 2014
Business Acquisition [Line Items] |  |
Purchase price paid in acquisition |  | $ 180,000
Enterasys Networks, Inc. |  |
Business Acquisition [Line Items] |  |
Purchase price paid in acquisition | $ 180,000 |
Estimated Useful Life (in years) | 3 years |
Increase in revenue |  | 227,700
Increase in operating income |  | 13,500
Enterasys Networks, Inc. | Acquisition and Integration Costs |  |
Business Acquisition [Line Items] |  |
Acquisition-related expenses |  | $ 6,000
Enterasys Networks, Inc. | In Process Research and Development |  |
Business Acquisition [Line Items] |  |
Fair value of indefinite lived intangibles | $ 3,000 |
Enterasys Networks, Inc. | Developed technology |  |
Business Acquisition [Line Items] |  |
Estimated Useful Life (in years) | 3 years |

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- Definition This element represents the amount of earnings or loss of the acquiree since the acquisition date included in the consolidated income statement for the reporting 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)(1) -URI http://asc.fasb.org/extlink&oid=65885119&loc=d3e1392-128463 + Details
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- Definition For transactions that are recognized separately from the acquisition of assets and assumptions of liabilities in the business combination, such as related to pre-existing relationships with the acquiree, this element represents the disclosure of the amount of acquisition related costs which have been expensed. + 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 (f) -URI http://asc.fasb.org/extlink&oid=65885119&loc=d3e1392-128463 + Details
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