Revenue - Disaggregation of Revenue (Details) - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2019	Mar. 31, 2018
Disaggregation of Revenue [Line Items]
Total Revenues	[1],[2]	$ 2,206	$ 2,435
Equipment
Disaggregation of Revenue [Line Items]
Total Revenues		448	499
Supplies, paper and other sales
Disaggregation of Revenue [Line Items]
Total Revenues	[1]	302	346
Maintenance agreements
Disaggregation of Revenue [Line Items]
Total Revenues	[1],[3]	598	669
Service arrangements
Disaggregation of Revenue [Line Items]
Total Revenues	[1],[4]	635	682
Rental and other
Disaggregation of Revenue [Line Items]
Total Revenues	[1]	160	168
Financing
Disaggregation of Revenue [Line Items]
Total Revenues		63	71
Sales
Disaggregation of Revenue [Line Items]
Total Revenues	[1],[5]	750	845
Sales | Direct Equipment Lease
Disaggregation of Revenue [Line Items]
Total Revenues	[6]	134	160
Sales | Distributors & resellers
Disaggregation of Revenue [Line Items]
Total Revenues	[7]	315	344
Sales | Customer direct
Disaggregation of Revenue [Line Items]
Total Revenues		301	341
United States
Disaggregation of Revenue [Line Items]
Total Revenues	[2]	1,294	1,414
Europe
Disaggregation of Revenue [Line Items]
Total Revenues	[2]	600	676
Canada
Disaggregation of Revenue [Line Items]
Total Revenues	[2]	124	144
Other
Disaggregation of Revenue [Line Items]
Total Revenues	[2]	$ 188	$ 201

[1] Certain prior year amounts have been revised to conform to the current year presentation. Refer to Note 1 - Basis of Presentation - Change in Presentation, for additional information.

[2] Geographic area data is based upon the location of the subsidiary reporting the revenue.

[3] Includes revenues from maintenance agreements on sold equipment as well as revenues associated with service agreements sold through our channel partners as Xerox Partner Print Services (XPPS).

[4] Primarily includes revenues from our Managed Services offerings (formerly our Managed Document Services arrangements). Also includes revenues from embedded operating leases, which were not significant.

[5] Certain prior year amounts have been conformed to the current year presentation. Refer to Note 1 - Basis of Presentation for additional information.

[6] Primarily reflects direct sales through bundled lease arrangements.

[7] Primarily reflects sales through our two-tier distribution channels.