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Goodwill and Identified Intangible Assets - Summary of Goodwill and Identified Intangible Assets (Detail) (USD $) In Thousands, unless otherwise specified |  |  |  |  | 12 Months Ended |  |  | 12 Months Ended |  |  | 12 Months Ended |  |  | 12 Months Ended
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2013 Developed core technology [Member] | Dec. 31, 2012 Developed core technology [Member] | Dec. 31, 2013 Developed core technology [Member] Minimum [Member] | Dec. 31, 2013 Developed core technology [Member] Maximum [Member] | Dec. 31, 2013 Customer relationships/contracts [Member] | Dec. 31, 2012 Customer relationships/contracts [Member] | Dec. 31, 2013 Customer relationships/contracts [Member] Minimum [Member] | Dec. 31, 2013 Customer relationships/contracts [Member] Maximum [Member] | Dec. 31, 2013 Trademarks and tradenames [Member] | Dec. 31, 2012 Trademarks and tradenames [Member] | Dec. 31, 2013 Trademarks and tradenames [Member] Minimum [Member] | Dec. 31, 2013 Trademarks and tradenames [Member] Maximum [Member] | Dec. 31, 2013 Maintenance agreements and related relationships [Member] | Dec. 31, 2012 Maintenance agreements and related relationships [Member] | Dec. 31, 2013 Maintenance agreements and related relationships [Member] Minimum [Member] | Dec. 31, 2013 Maintenance agreements and related relationships [Member] Maximum [Member]
Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Acquired finite-lived intangible assets, weighted average useful life |  |  |  |  | 4 years | 6 years |  |  | 5 years | 6 years |  |  | 4 years | 5 years |  |  | 6 years | 7 years
Gross Carrying Amount | $ 221,704 | $ 221,704 | $ 136,145 | $ 136,145 |  |  | $ 67,098 | $ 67,098 |  |  | $ 11,361 | $ 11,361 |  |  | $ 7,100 | $ 7,100 |  |
Accumulated Amortization | (190,585) | (163,257) | (121,681) | (102,449) |  |  | (53,772) | (48,150) |  |  | (10,565) | (9,145) |  |  | (4,567) | (3,513) |  |
Total | $ 31,119 | $ 58,447 | $ 14,464 | $ 33,696 |  |  | $ 13,326 | $ 18,948 |  |  | $ 796 | $ 2,216 |  |  | $ 2,533 | $ 3,587 |  |

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- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16265-109275 + Details
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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275 + Details
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