Other Comprehensive Income (Loss) (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Other Comprehensive Income [Abstract]
Translation Adjustment Gains (Losses), Pre-tax		$ 484	$ (345)	$ (651)
Translation Adjustment Gains (Losses), Net of Tax	[1]	483	(347)	(651)
Changes in fair value of cash flow hedges (losses) gains, pre-tax		(28)	18	13
Changes in fair value of cash flow hedges (losses) gains, net of tax		(23)	14	12
Changes in cash flow hedges reclassed to earnings, pre-tax	[2]	35	(40)	28
Changes in cash flow hedges reclassed to earnings, net of tax	[2]	25	(28)	13
Other losses, pre-tax		(1)	(1)	(3)
Other losses, net of tax		(1)	(1)	(2)
Net Unrealized Gains (Losses), Pre-tax		6	(23)	38
Net Unrealized Gains (Losses), Net of Tax	[1]	1	(15)	23
Net actuarial/prior service gains (losses), pre-tax		52	(118)	(73)
Net actuarial/prior service gains (losses), net of tax		64	(87)	(86)
Prior service amortization/curtailment, pre-tax	[3]	(10)	(10)	(38)
Prior service amortization/curtailment, net of tax	[3]	(7)	(6)	(23)
Actuarial loss amortization/settlement, pre-tax	[3]	236	160	186
Actuarial loss amortization/settlement, net of tax	[3]	158	109	126
Fuji Xerox changes in defined benefit plans, net, pre-tax	[4]	29	(93)	21
Fuji Xerox changes in defined benefit plans, net, net of tax	[4]	29	(93)	21
Other (losses) gains, pre-tax	[5]	(138)	202	116
Other (losses) gains, net of tax	[5]	(138)	203	115
Changes in Defined Benefit Plans Gains, Pre-tax		169	141	212
Changes in Defined Benefit Plans Gains, Net of Tax	[1]	106	126	153
Other Comprehensive Income (Loss), Pre-tax		659	(227)	(401)
Other Comprehensive Income (Loss), Net of Tax	[1]	590	(236)	(475)
Less: Other comprehensive income (loss) attributable to noncontrolling interests, pre-tax		1	(3)	(1)
Less: Other comprehensive income (loss) attributable to noncontrolling interests, net of tax	[1]	1	(3)	(1)
Other Comprehensive Income (Loss) Attributable to Xerox, Pre-Tax		658	(224)	(400)
Other Comprehensive Income (Loss), Net Attributable to Xerox	[1]	$ 589	$ (233)	$ (474)

[1] Refer to Note 22 - Other Comprehensive Income (Loss) for gross components of Other Comprehensive Income (Loss), reclassification adjustments out of Accumulated Other Comprehensive Loss and related tax effects.

[2] Reclassified to Cost of sales - refer to Note 15 - Financial Instruments for additional information regarding our cash flow hedges.

[3] Reclassified to Total Net Periodic Benefit Cost - refer to Note 17 - Employee Benefit Plans for additional information.

[4] Represents our share of Fuji Xerox's benefit plan changes.

[5] Primarily represents currency impact on cumulative amount of benefit plan net actuarial losses and prior service credits in AOCL.