Other Comprehensive Income (Loss) - Additional Information (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive income (loss), pre-tax		$ 69	$ (228)	$ 57	$ (180)
Other Comprehensive Income (Loss), Net	[1]	88	(202)	53	(157)
Less: Other comprehensive income attributable to noncontrolling interest, pre-tax		0	1	0	1
Less: Other comprehensive income, net from continuing operations attributable to noncontrolling interests	[1]	0	1	0	1
Other Comprehensive Income (Loss), Net of Tax Attributable to Xerox Holdings/Xerox	[1]	88	(203)	53	(158)
Translation adjustments gains (losses)
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive income (loss), pre-tax		176	(153)	(2)	(121)
Other Comprehensive Income (Loss), Net		179	(155)	7	(122)
Unrealized gains (losses)
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive income (loss), pre-tax		1	1	4	4
Other Comprehensive Income (Loss), Net		1	1	4	3
Other comprehensive income (loss), before reclassifications, pre-tax		1	4	5	10
Other comprehensive income (loss), before reclassifications, net of tax		1	4	4	8
Reclassifications, pre-tax		0	(3)	(1)	(6)
Reclassifications, net of tax		0	(3)	0	(5)
Net actuarial/prior service (losses) gains
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive income (loss), pre-tax		(77)	(126)	9	(162)
Other Comprehensive Income (Loss), Net		(58)	(95)	6	(122)
Prior service amortization
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive income (loss), pre-tax		(20)	(19)	(59)	(59)
Other Comprehensive Income (Loss), Net		(15)	(14)	(44)	(44)
Actuarial loss amortization / settlement
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive income (loss), pre-tax		31	34	104	123
Other Comprehensive Income (Loss), Net		23	26	79	93
Changes in defined benefit plans (losses) gains
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive income (loss), pre-tax		(108)	(76)	55	(63)
Other Comprehensive Income (Loss), Net		(92)	(48)	42	(38)
Changes in defined benefit plans (losses) gains | Fuji Xerox
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive income (loss), pre-tax		0	(3)	0	(1)
Other Comprehensive Income (Loss), Net		0	(3)	0	(1)
Other (losses) gains
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other comprehensive income (loss), pre-tax		(42)	38	1	36
Other Comprehensive Income (Loss), Net		(42)	38	1	36
Other Comprehensive Income (Loss) Attributable to Xerox Holdings/Xerox
Accumulated Other Comprehensive Income (Loss) [Line Items]
Other Comprehensive Income (Loss) Attributable to Xerox Holdings/Xerox		69	(229)	57	(181)
Other Comprehensive Income (Loss), Net of Tax Attributable to Xerox Holdings/Xerox		$ 88	$ (203)	$ 53	$ (158)

[1] Refer to Note 19 - Other Comprehensive Income (Loss) for gross components of Other comprehensive income (loss), net, reclassification adjustments out of Accumulated other comprehensive loss and related tax effects.