Supplementary Financial Information - Supplemental Cash Flow Information (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Supplemental Financial Information [Abstract]
Provision for receivables	$ 11	$ 74
Provision for inventory	9	6
Provision for product warranty	2	2
Depreciation of buildings and equipment	19	21
Depreciation and obsolescence of equipment on operating leases	42	51
Amortization of internal use software	10	11
Amortization of acquired intangible assets	15	11
Amortization of customer contract costs	20	22
Cost of additions to land, buildings and equipment	8	18
Cost of additions to internal use software	9	5
Common stock dividends - Xerox Holdings Corporation	50	54
Preferred stock dividends - Xerox Holdings Corporation	4	4
Repurchases related to stock-based compensation - Xerox Holdings Corporation	4	7
Restricted Cash and Cash Equivalents Items [Line Items]
Amortization of Intangible Assets	15	11
XEROX CORPORATION
Supplemental Financial Information [Abstract]
Amortization of acquired intangible assets	14	11
Restricted Cash and Cash Equivalents Items [Line Items]
Amortization of Intangible Assets	$ 14	$ 11