Goodwill and Purchased Intangible Assets - Schedule of Goodwill (Details) - USD ($) $ in Millions	9 Months Ended
Sep. 30, 2015	Dec. 31, 2014
Goodwill [Roll Forward]
Goodwill Gross	$ 2,757	$ 2,767
Accumulated Impairment Losses	(7)	(7)
Goodwill	2,760
Goodwill	2,750
Additions	2
Impairment	0
Other	(12)
Financial Services [Member]
Goodwill [Roll Forward]
Goodwill Gross	1,491	1,493
Accumulated Impairment Losses	0	0
Goodwill	1,493
Goodwill	1,491
Additions	0
Other	(2)
Retail Solutions [Member]
Goodwill [Roll Forward]
Goodwill Gross	581	581
Accumulated Impairment Losses	(7)	(7)
Goodwill	574
Goodwill	574
Additions	0
Other	0
Hospitality and Specialty Retail [Member]
Goodwill [Roll Forward]
Goodwill Gross	661	669
Accumulated Impairment Losses	0	0
Goodwill	669
Goodwill	661
Additions	2
Other	(10)
Emerging Industries [Member]
Goodwill [Roll Forward]
Goodwill Gross	24	24
Accumulated Impairment Losses	0	$ 0
Goodwill	24
Goodwill	24
Additions	0
Other	$ 0

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

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