Earnings per Share - Computation of Basic and Diluted Earnings (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Basic Earnings per Share
Net Income Attributable to Xerox Holdings	$ 91	$ 27	$ 130	$ 25
Accrued dividends on preferred stock	(3)	(3)	(7)	(7)
Adjusted Net income available to common shareholders	$ 88	$ 24	$ 123	$ 18
Weighted average common shares outstanding (in shares)	187,009	212,949	191,433	212,852
Basic Earnings per Share (USD per share)	$ 0.47	$ 0.11	$ 0.64	$ 0.08
Diluted Earnings per Share
Net Income Attributable to Xerox Holdings	$ 91	$ 27	$ 130	$ 25
Accrued dividends on preferred stock	(3)	(3)	(7)	(7)
Adjusted Net income available to common shareholders	$ 88	$ 24	$ 123	$ 18
Weighted average common shares outstanding (in shares)	187,009	212,949	191,433	212,852
Common shares issuable with respect to:
Adjusted weighted average common shares outstanding (in shares)	189,021	215,567	193,529	216,014
Diluted earnings per share (USD per share)	$ 0.46	$ 0.11	$ 0.64	$ 0.08
Stock options
Common shares issuable with respect to:
Common shares attributable to dilutive effect of share-based payments (in shares)	0	0	0	30
Restricted stock and performance shares
Common shares issuable with respect to:
Common shares attributable to dilutive effect of share-based payments (in shares)	2,012	2,618	2,096	3,132
Convertible preferred stock
Common shares issuable with respect to:
Common shares attributable to dilutive effect of share-based payments (in shares)	0	0	0	0