Earnings per Share, Reconciliation (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Basic (Loss) Earnings per Share:
Net (loss) income from continuing operations attributable to Xerox	$ (31)	$ 258	$ 267	$ 779
Adjusted Net (Loss) Income From Continuing Operations Available to Common Shareholders	(37)	252	249	761
Net (loss) income from discontinued operations attributable to Xerox	(3)	8	(64)	34
Adjusted Net (Loss) Income Available to Common Shareholders	$ (40)	$ 260	$ 185	$ 795
Weighted average common shares outstanding	1,045,131	1,149,113	1,080,020	1,163,442
Continuing operations (dollars per share)	$ (0.04)	$ 0.22	$ 0.23	$ 0.65
Discontinued operations (dollars per share)	0.00	0.01	(0.06)	0.03
Total Basic (Loss) Earnings per Share	$ (0.04)	$ 0.23	$ 0.17	$ 0.68
Diluted (Loss) Earnings per Share:
Net (loss) income from continuing operations attributable to Xerox	$ (31)	$ 258	$ 267	$ 779
Adjusted Net (Loss) Income From Continuing Operations Available to Common Shareholders	(37)	252	249	761
Net (loss) income from discontinued operations attributable to Xerox	(3)	8	(64)	34
Adjusted Net (Loss) Income Available to Common Shareholders	$ (40)	$ 260	$ 185	$ 795
Weighted average common shares outstanding	1,045,131	1,149,113	1,080,020	1,163,442
Common shares issuable with respect to:
Adjusted Weighted Average Common Shares Outstanding	1,045,131	1,165,439	1,093,280	1,180,982
Continuing operations (dollars per share)	$ (0.04)	$ 0.21	$ 0.23	$ 0.64
Discontinued operations (dollars per share)	0.00	0.01	(0.06)	0.03
Total Diluted (Loss) Earnings per Share	$ (0.04)	$ 0.22	$ 0.17	$ 0.67
Stock options [Member]
Common shares issuable with respect to:
Stock options and Restricted stock and performance shares (in shares)	0	2,793	1,265	3,177
Restricted Stock and Performance Shares [Member]
Common shares issuable with respect to:
Stock options and Restricted stock and performance shares (in shares)	0	13,533	11,995	14,363
Convertible Preferred Stock [Member]
Common shares issuable with respect to:
Convertible preferred stock	0	0	0	0
Earnings (loss) per share, basic [Member]
Basic (Loss) Earnings per Share:
Accrued dividends on preferred stock	$ (6)	$ (6)	$ (18)	$ (18)
Earnings (loss) per share, diluted [Member]
Basic (Loss) Earnings per Share:
Accrued dividends on preferred stock	$ (6)	$ (6)	$ (18)	$ (18)