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v2.4.0.8

Goodwill and Other Intangible Assets, Net - Additional Information (Detail) (USD $) In Millions, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2013 Acquisition | Dec. 31, 2012 Acquisition
Finite-Lived Intangible Assets [Line Items] |  |
Additions to goodwill | $ 9.3 | $ 57.2
Reduction in the value of goodwill | 0.7 |
Number of acquisitions | 2 | 2
Goodwill purchase price adjustments |  | 1.4
Finite-Lived Intangible Asset, Useful Life | 8 years 3 months 18 days |
Minimum [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Finite-Lived Intangible Asset, Useful Life | 2 years |
Maximum [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Finite-Lived Intangible Asset, Useful Life | 15 years |
Client lists [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Remaining weighted average amortization period remaining for total intangible assets | 8 years 6 months |
Other intangibles [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Finite-Lived Intangible Asset, Useful Life | 3 years 1 month 6 days |
Other intangibles [Member] | Minimum [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Finite-Lived Intangible Asset, Useful Life | 2 years |
Other intangibles [Member] | Maximum [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Finite-Lived Intangible Asset, Useful Life | 10 years |
Financial Services [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Additions to goodwill | 1.4 | 25.4
Employee Services [Member] |  |
Finite-Lived Intangible Assets [Line Items] |  |
Additions to goodwill | $ 7.9 | $ 31.8

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- Definition Business acquisition additions to goodwill amount. + References No definition available. + Details
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- Definition Amount of change to goodwill as a result of purchase price adjustments related to business acquisitions. + References No definition available. + Details
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- Definition Number Of Acquisitions + References No definition available. + Details
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- Definition Weighted average period before the next renewal or extension for intangible assets with renewal or extension terms, 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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- 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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Namespace Prefix: | us-gaap_
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Period Type: | duration

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- Definition Amount of increase (decrease) from adjustments after acquisition date under purchase accounting of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 25 -Paragraph 16 -URI http://asc.fasb.org/extlink&oid=21917927&loc=d3e961-128460 + Details
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