Debt - Narrative (Details) - USD ($) $ in Millions		1 Months Ended		3 Months Ended		9 Months Ended
	Aug. 24, 2020	Feb. 28, 2021	Aug. 31, 2020	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020	Jul. 31, 2020
Secured Borrowings and Collateral [Abstract]
Interest payable				$ 10		$ 10
Interest expense				52	$ 59	$ 156	$ 158
Expected life						2 years 6 months
Special Purpose Entity (SPE)
Secured Borrowings and Collateral [Abstract]
Financing receivables sold				331		$ 331		$ 610
Net book value of rights to payments under operating leases sold				$ 9		$ 9
Secured debt								$ 500
Effective interest rate				1.66%		1.66%
Special Purpose Entity (SPE)
Secured Borrowings and Collateral [Abstract]
Secured debt				$ 311		$ 311			$ 136
Effective interest rate				1.40%		1.40%
Special Purpose Entity (SPE) | Special Purpose Entity (SPE)
Secured Borrowings and Collateral [Abstract]
Net book value of rights to payments under operating leases sold				$ 9		$ 9
Senior Notes | 2025 Senior Notes
Secured Borrowings and Collateral [Abstract]
Debt value	$ 200		$ 550
Debt interest rate, percent			5.00%
Issuance price	100.75%
Senior Notes | 2028 Senior Notes
Secured Borrowings and Collateral [Abstract]
Debt value	$ 200		$ 550
Debt interest rate, percent			5.50%
Issuance price	102.50%
Senior Notes | 2025 And 2028 Senior Notes
Secured Borrowings and Collateral [Abstract]
Proceeds, net of fees and expenses	$ 405		$ 1,089
Related party debt				1,494		1,494
Senior Notes | 2025 And 2028 Senior Notes | Xerox Holdings Corporation
Secured Borrowings and Collateral [Abstract]
Proceeds, net of fees and expenses		$ 1,494	$ 1,494
Senior Notes | 2020 Senior Notes | XEROX CORPORATION
Secured Borrowings and Collateral [Abstract]
Interest expense				$ 21	$ 11	$ 60	$ 11