Goodwill and Other Intangible Assets - From Aqcuisitions (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
Dec. 31, 2014 branches	Dec. 31, 2013
Goodwill [Roll Forward]
Goodwill, Beginning Balance	$ 240.2us-gaap_Goodwill	$ 243.8us-gaap_Goodwill
Goodwill, Acquired During Period	3.5us-gaap_GoodwillAcquiredDuringPeriod	4.0us-gaap_GoodwillAcquiredDuringPeriod
Adjustments	(0.2)	0
Currency	(27.8)us-gaap_GoodwillTranslationAdjustments	(7.6)us-gaap_GoodwillTranslationAdjustments
Goodwill, Ending Balance	215.7us-gaap_Goodwill	240.2us-gaap_Goodwill
Number Of Operating Segments	9us-gaap_NumberOfOperatingSegments
Number Of Reporting Units	10us-gaap_NumberOfReportingUnits
Payment Services [Member]
Goodwill [Roll Forward]
Goodwill, Beginning Balance	1.6	0
Goodwill, Acquired During Period	0	1.8
Adjustments	0	0
Currency	(0.2)	(0.2)
Goodwill, Ending Balance	1.4	1.6
Latin America [Member]
Goodwill [Roll Forward]
Goodwill, Beginning Balance	18.1	16.3
Goodwill, Acquired During Period	0	4.6
Adjustments	0	0
Currency	(2.1)	(2.8)
Goodwill, Ending Balance	16.0	18.1
Europe, Middle East and Africa [Member]
Goodwill [Roll Forward]
Goodwill, Beginning Balance	94.4	90.9
Goodwill, Acquired During Period	3.5	0.9
Adjustments	(0.2)	0
Currency	(13.3)	2.6
Goodwill, Ending Balance	84.4	94.4
Asia Pacific [Member]
Goodwill [Roll Forward]
Goodwill, Beginning Balance	25.0	37.6
Goodwill, Acquired During Period	0	(9.4)
Adjustments	0	0
Currency	(0.5)	(3.2)
Goodwill, Ending Balance	24.5	25.0
US [Member]
Goodwill [Roll Forward]
Goodwill, Beginning Balance	12.5	12.5
Goodwill, Acquired During Period	0	0
Adjustments	0	0
Currency	0	0
Goodwill, Ending Balance	12.5	12.5
France [Member]
Goodwill [Roll Forward]
Goodwill, Beginning Balance	53.6	51.2
Goodwill, Acquired During Period	0	0.9
Adjustments	0	0
Currency	(7.3)	1.5
Goodwill, Ending Balance	46.3	53.6
Mexico [Member]
Goodwill [Roll Forward]
Goodwill, Beginning Balance	12.8	11.5
Goodwill, Acquired During Period	0	3.2
Adjustments	0	0
Currency	(1.5)	(1.9)
Goodwill, Ending Balance	11.3	12.8
Brazil [Member]
Goodwill [Roll Forward]
Goodwill, Beginning Balance	17.5	15.8
Goodwill, Acquired During Period	0	4.4
Adjustments	0	0
Currency	(2.0)	(2.7)
Goodwill, Ending Balance	15.5	17.5
Canada [Member]
Goodwill [Roll Forward]
Goodwill, Beginning Balance	4.7	8.0
Goodwill, Acquired During Period	0	(2.4)
Adjustments	0	0
Currency	(0.9)	(0.9)
Goodwill, Ending Balance	$ 3.8	$ 4.7

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.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 1

-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

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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

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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=35741047&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

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-Section 25

-Paragraph 16

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Amount of increase (decrease) from foreign currency translation adjustments of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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- Definition

Number of operating segments. An operating segment is a component of an enterprise: (a) that engages in business activities from which it may earn revenues and incur expenses (including revenues and expenses relating to transactions with other components of the same enterprise), (b) whose operating results are regularly reviewed by the enterprise's chief operating decision maker to make decisions about resources to be allocated to the segment and assess its performance, and (c) for which discrete financial information is available. An operating segment may engage in business activities for which it has yet to earn revenues, for example, start-up operations may be operating segments before earning revenues.

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Number of reporting units tested for impairment of goodwill. A reporting unit is an operating segment or one level below an operating segment.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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