Amount classified as goodwill attributable to disposal group held for sale or disposed of.

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-Publisher FASB

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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.

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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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Goodwill and Intangible Assets, Net - Goodwill (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Goodwill [Roll Forward]
Beginning Balance, Goodwill	$ 9,205us-gaap_Goodwill	$ 9,062us-gaap_Goodwill	$ 8,803us-gaap_Goodwill
Foreign currency translation	(154)us-gaap_GoodwillTranslationAdjustments	22us-gaap_GoodwillTranslationAdjustments	75us-gaap_GoodwillTranslationAdjustments
Goodwill acquired during period	249us-gaap_GoodwillAcquiredDuringPeriod
Divestitures	(495)
Ending Balance, Goodwill	8,805us-gaap_Goodwill	9,205us-gaap_Goodwill	9,062us-gaap_Goodwill
Services Segment [Member]
Goodwill [Roll Forward]
Beginning Balance, Goodwill	6,815	6,780	6,619
Foreign currency translation	(98)	6	41
Divestitures	(495)
Ending Balance, Goodwill	6,452	6,815	6,780
Document Technology Segment [Member]
Goodwill [Roll Forward]
Beginning Balance, Goodwill	2,390	2,282	2,184
Foreign currency translation	(56)	16	34
Divestitures	0
Ending Balance, Goodwill	2,353	2,390	2,282
WDS [Member]
Goodwill [Roll Forward]
Goodwill acquired during period			69
WDS [Member] \| Services Segment [Member]
Goodwill [Roll Forward]
Goodwill acquired during period			69
WDS [Member] \| Document Technology Segment [Member]
Goodwill [Roll Forward]
Goodwill acquired during period			0
R.K. Dixon [Member]
Goodwill [Roll Forward]
Goodwill acquired during period			30
R.K. Dixon [Member] \| Services Segment [Member]
Goodwill [Roll Forward]
Goodwill acquired during period			0
R.K. Dixon [Member] \| Document Technology Segment [Member]
Goodwill [Roll Forward]
Goodwill acquired during period			30
Zeno[Member]
Goodwill [Roll Forward]
Goodwill acquired during period		44
Zeno[Member] \| Services Segment [Member]
Goodwill [Roll Forward]
Goodwill acquired during period		0
Zeno[Member] \| Document Technology Segment [Member]
Goodwill [Roll Forward]
Goodwill acquired during period		44
Impika [Member]
Goodwill [Roll Forward]
Goodwill acquired during period		43
Impika [Member] \| Services Segment [Member]
Goodwill [Roll Forward]
Goodwill acquired during period		0
Impika [Member] \| Document Technology Segment [Member]
Goodwill [Roll Forward]
Goodwill acquired during period		43
Invoco [Member]
Goodwill [Roll Forward]
Goodwill acquired during period	39
Invoco [Member] \| Services Segment [Member]
Goodwill [Roll Forward]
Goodwill acquired during period	39
Invoco [Member] \| Document Technology Segment [Member]
Goodwill [Roll Forward]
Goodwill acquired during period	0
ISG [Member]
Goodwill [Roll Forward]
Goodwill acquired during period	166
ISG [Member] \| Services Segment [Member]
Goodwill [Roll Forward]
Goodwill acquired during period	166
ISG [Member] \| Document Technology Segment [Member]
Goodwill [Roll Forward]
Goodwill acquired during period	0
Consilience [Member]
Goodwill [Roll Forward]
Goodwill acquired during period	23
Consilience [Member] \| Services Segment [Member]
Goodwill [Roll Forward]
Goodwill acquired during period	23
Consilience [Member] \| Document Technology Segment [Member]
Goodwill [Roll Forward]
Goodwill acquired during period	0
Other Immaterial Acquisitions [Member]
Goodwill [Roll Forward]
Goodwill acquired during period	21	34	85
Other Immaterial Acquisitions [Member] \| Services Segment [Member]
Goodwill [Roll Forward]
Goodwill acquired during period	2	29	51
Other Immaterial Acquisitions [Member] \| Document Technology Segment [Member]
Goodwill [Roll Forward]
Goodwill acquired during period	19	5	34
ITO [Member]
Goodwill [Roll Forward]
Divestitures	337
ITO [Member] \| Services Segment [Member]
Goodwill [Roll Forward]
Divestitures	$ 487