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Fair Value and Estimated Useful Lives of Intangibles, Atyati Technologies Private Limited (Detail) (USD $) In Thousands, unless otherwise specified | 9 Months Ended | 1 Months Ended
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Sep. 30, 2013 Customer-Related Intangible Assets Minimum | Sep. 30, 2013 Customer-Related Intangible Assets Maximum | Sep. 30, 2013 Other Intangible Assets Minimum | Sep. 30, 2013 Other Intangible Assets Maximum | Sep. 04, 2012 Atyati Technologies Private Limited Customer-Related Intangible Assets | Sep. 04, 2012 Atyati Technologies Private Limited Customer-Related Intangible Assets Minimum | Sep. 04, 2012 Atyati Technologies Private Limited Customer-Related Intangible Assets Maximum | Sep. 04, 2012 Atyati Technologies Private Limited Other Intangible Assets
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |
Intangible assets value |  |  |  |  | $ 5,408 |  |  | $ 3,359
Intangible assets estimated useful lives | 1 year | 14 years | 3 years | 9 years |  | 4 years | 9 years | 7 years

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- Definition Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, resulting from a business combination. + References No definition available. + Details
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- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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