Other Comprehensive Income (Loss) (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Equity [Abstract]
Translation adjustments gains (losses), Pre-tax		$ 26	$ (5)	$ (178)	$ 32
Translation adjustments gains (losses), Net of Tax	[1]	25	(4)	(172)	33
Unrealized (losses) gains, Pre-tax
Changes in fair value of cash flow hedges (losses) gains		(3)	3	4	6
Changes in cash flow hedges reclassed to earnings		(2)	(2)	(1)	(3)
Net Unrealized (losses) gains		(5)	1	3	3
Unrealized (losses) gains, Net of Tax
Changes in fair value of cash flow hedges (losses) gains		(1)	1	3	4
Changes in cash flow hedges reclassed to earnings		(1)	(1)	0	(2)
Net Unrealized (losses) gains	[1]	(2)	0	3	2
Defined benefit plans (losses) gains, Pre-tax
Net actuarial/prior service gains (losses)		98	(21)	86	(36)
Prior service amortization		(20)	(21)	(39)	(40)
Actuarial loss amortization/settlement		33	44	73	89
Fuji Xerox changes in defined benefit plans, net		0	(7)	0	2
Other (losses) gains		(4)	14	43	(2)
Changes in defined benefit plans gains		107	9	163	13
Defined benefit plans gains (losses), Net of Tax
Net actuarial/prior service gains (losses)		73	(15)	64	(27)
Prior service amortization		(15)	(16)	(29)	(30)
Actuarial loss amortization/settlement		26	33	56	67
Fuji Xerox changes in defined benefit plans, net		0	(7)	0	2
Other (losses) gains		(4)	14	43	(2)
Changes in defined benefit plans gains	[1]	80	9	134	10
Other Comprehensive Income (Loss) Attributable to Xerox Holdings/Xerox, Pre-tax		128	5	(12)	48
Other Comprehensive Income (Loss), Net Attributable to Xerox Holdings/Xerox	[1]	$ 103	$ 5	$ (35)	$ 45

[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.