Supplementary Financial Information - Cash Flow Information (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Restricted Cash and Cash Equivalents Items [Line Items]
Provision for receivables	$ (2)	$ 17	$ 13	$ 104
Provision for inventory	6	6	25	20
Provision for product warranty	2	3	6	6
Depreciation of buildings and equipment	19	21	57	64
Depreciation and obsolescence of equipment on operating leases	37	45	120	142
Amortization of internal use software	10	11	30	32
Amortization of acquired intangible assets	13	13	42	34
Amortization of customer contract costs	20	20	60	63
Cost of additions to land, buildings and equipment	9	9	21	36
Cost of additions to internal use software	10	9	31	24
Common stock dividends - Xerox Holdings Corporation	45	57	146	165
Preferred stock dividends - Xerox Holdings Corporation	4	4	11	11
Repurchases related to stock-based compensation - Xerox Holdings Corporation	0	9	14	19
XEROX CORPORATION
Restricted Cash and Cash Equivalents Items [Line Items]
Amortization of acquired intangible assets	$ 13	$ 13	$ 42	$ 34