v2.4.0.6

Goodwill And Intangible Assets (Amortization Expenses Of Intangible Assets) (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
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Oct. 31, 2011 | Oct. 31, 2010 | Oct. 31, 2009
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |
Amortization expense of intangible assets | $ 72,384 |  | $ 50,649 |  | $ 48,422 |
Core/Developed Technology [Member] |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |
Amortization expense of intangible assets | 44,869 |  | 33,232 |  | 29,644 |
Customer Relationships [Member] |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |
Amortization expense of intangible assets | 13,030 |  | 9,325 |  | 11,109 |
Contract Rights Intangible [Member] |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |
Amortization expense of intangible assets | 10,279 |  | 3,861 |  | 3,399 |
Covenants Not To Compete [Member] |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |
Amortization expense of intangible assets | 222 |  | 637 |  | 741 |
Trademarks And Trade Names [Member] |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |
Amortization expense of intangible assets | 1,020 |  | 630 |  | 581 |
Capitalized Software Development Costs [Member] |  |  |  |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |
Amortization expense of intangible assets | $ 2,964 | [1] | $ 2,964 | [1] | $ 2,948 | [1]
[1] | Amortization of capitalized software development costs is included in cost of license revenue in the consolidated statements of operations.

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- Definition Aggregate amount of intangible asset amortization recognized as expense during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 142 -Paragraph 45 -Subparagraph a(2) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=6905858&loc=d3e16323-109275 + Details
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Period Type: | duration

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