Other Comprehensive Income (Details) - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2018	Mar. 31, 2017	Dec. 31, 2017
Other Comprehensive Income (Loss) [Abstract]
Translation Adjustments Gains, pre-tax		$ 184	$ 134
Translation Adjustments Gains, net of tax	[1]	176	133
Changes in fair value of cash flow hedges - gains, pre-tax		12	9
Changes in fair value of cash flow hedges - gains, net of tax		8	6
Changes in cash flow hedges reclassed to earnings, pre-tax	[2]	12	4
Changes in cash flow hedges reclassed to earnings, net of tax	[2]	10	2
Other losses, pre-tax		(1)	0
Other losses, net of tax		(1)	0
Net Unrealized Gains, pre-tax		23	13
Net Unrealized Gains, net of tax	[1]	17	8
Net actuarial/prior service gains (losses), pre-tax		58	(8)
Net actuarial/prior service gains (losses), net of tax		43	(5)
Prior service amortization, pre-tax	[3]	(2)	(2)
Prior service amortization, net of tax	[3]	(1)	(1)
Actuarial loss amortization/settlement, pre-tax	[3]	46	66
Actuarial loss amortization/settlement, net of tax	[3]	35	44
Fuji Xerox changes in defined benefit plans, net, pre-tax	[4]	(21)	13
Fuji Xerox changes in defined benefit plans, net, net of tax	[4]	(21)	13
Other losses, pre-tax	[5]	(38)	(25)
Other losses, net of tax	[5]	(38)	(25)
Change in Defined Benefit Plans Gains, Pre-tax		43	44
Change in Defined Benefit Plans Gains, Net of Tax	[1]	18	26
Other Comprehensive Income, pre-tax		250	191
Other Comprehensive Income, net of tax	[1]	211	167
Less: Other comprehensive income attributable to noncontrolling interests, pre-tax		0	1
Less: Other comprehensive income attributable to noncontrolling interests, net of tax		0	1
Other Comprehensive Income Attributable to Xerox, pre-tax		250	190
Other Comprehensive Income, Attributable to Xerox, net of tax		211	$ 166
Cumulative translation adjustments		(1,605)		$ (1,781)
Other unrealized gains (losses), net		5		(12)
Benefit plans net actuarial losses and prior service credits	[6]	(1,937)		(1,955)
Total Accumulated other comprehensive loss attributable to Xerox		$ (3,537)		$ (3,748)

[1] Refer to Note 17 - Other Comprehensive Income for gross components of Other Comprehensive Income, reclassification adjustments out of Accumulated Other Comprehensive Loss and related tax effects.

[2] Reclassified to Cost of sales - refer to Note 13 - Financial Instruments for additional information regarding our cash flow hedges.

[3] Reclassified to Total Net Periodic Benefit Cost - refer to Note 15 - 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.

[6] Includes our share of Fuji Xerox.