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Condensed Consolidated Financial Statements - Changes in Carrying Amount of Goodwill (Detail) - USD ($) $ in Thousands | 9 Months Ended |
--- | --- | ---
Sep. 30, 2016 | Dec. 31, 2015
Goodwill [Line Items] |  |  |
Gross Balance prior to the end of year |  |  | $ 960,693
Total impairment, beginning of period |  |  | (47,432)
Beginning Balance |  | $ 913,261 |
Goodwill from acquisitions | [1] | 665 |
Foreign currency translation adjustments |  | 1,931 |
Ending Balance |  | 915,857 |
Americas Segment [Member] |  |  |
Goodwill [Line Items] |  |  |
Gross Balance prior to the end of year |  |  | 524,573
Total impairment, beginning of period |  |  | (47,432)
Beginning Balance |  | 477,141 |
Foreign currency translation adjustments |  | 553 |
Ending Balance |  | 477,694 |
EMEA Segment [Member] |  |  |
Goodwill [Line Items] |  |  |
Gross Balance prior to the end of year |  |  | 376,827
Beginning Balance |  | 376,827 |
Goodwill from acquisitions | [1] | 665 |
Foreign currency translation adjustments |  | (1,062) |
Ending Balance |  | 376,430 |
Asia/Pacific Segment [Member] |  |  |
Goodwill [Line Items] |  |  |
Gross Balance prior to the end of year |  |  | $ 59,293
Beginning Balance |  | 59,293 |
Foreign currency translation adjustments |  | 2,440 |
Ending Balance |  | $ 61,733 |
[1] | Goodwill from acquisitions relates to adjustments in the goodwill recorded for the acquisition of PAY.ON AG and its subsidiaries (collectively "PAY.ON") as discussed in Note 2, Acquisitions. The purchase price allocation for PAY.ON is preliminary as of September 30, 2016 and accordingly is subject to future changes during the maximum one-year measurement period.

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- Definition Amount after accumulated impairment loss of an asset representing 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 (a) -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=64834752&loc=SL49117168-202975 + Details
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