(Loss) Earnings per Share - Computation of Basic and Diluted Earnings (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Basic (Loss) Earnings per Share
Net (Loss) Income from Continuing Operations Attributable to Xerox Holdings	$ (2)	$ 84
Accrued dividends on preferred stock	(4)	(4)
Adjusted Net (loss) income from continuing operations available to common shareholders	(6)	80
Income from discontinued operations attributable to Xerox Holdings, net of tax	0	49
Adjusted Net (loss) income available to common shareholders	$ (6)	$ 129
Weighted average common shares outstanding (in shares)	212,750	228,567
Basic (loss) earnings per share, continuing operations (USD per share)	$ (0.03)	$ 0.35
Basic (loss) earnings per share, discontinued operations (USD per share)	0	0.22
Basic (loss) earnings per share (USD per share)	$ (0.03)	$ 0.57
Diluted (Loss) Earnings per Share
Net (Loss) Income from Continuing Operations Attributable to Xerox Holdings	$ (2)	$ 84
Accrued dividends on preferred stock	(4)	(4)
Adjusted Net (loss) income from continuing operations available to common shareholders	(6)	80
Income from discontinued operations attributable to Xerox Holdings, net of tax	0	49
Adjusted Net (loss) income available to common shareholders	$ (6)	$ 129
Weighted average common shares outstanding (in shares)	212,750	228,567
Common shares issuable with respect to:
Adjusted Weighted average common shares outstanding (in shares)	212,750	232,976
Diluted (loss) earnings per share, continuing operations (USD per share)	$ (0.03)	$ 0.34
Diluted (loss) earnings per share, discontinued operations (USD per share)	0	0.21
Diluted (loss) earnings per share (USD per share)	$ (0.03)	$ 0.55
Stock options
Common shares issuable with respect to:
Common shares attributable to dilutive effect of share-based payments (in shares)	0	3
Restricted stock and performance shares
Common shares issuable with respect to:
Common shares attributable to dilutive effect of share-based payments (in shares)	0	4,406
Convertible preferred stock
Common shares issuable with respect to:
Common shares attributable to dilutive effect of share-based payments (in shares)	0	0