Schedule II Valuation and Qualifying Accounts (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	$ 144	$ 148	$ 167
Additions charged to provision	116	46	36
Amounts (credited) charged to other income statement accounts	0	3	4
Deductions and other, net of recoveries	(58)	(53)	(59)
Balance at end of period	202	144	148
Accounts Receivable
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	55	56	59
Additions charged to provision	35	18	12
Amounts (credited) charged to other income statement accounts	0	0	2
Deductions and other, net of recoveries	(21)	(19)	(17)
Balance at end of period	69	55	56
Finance Receivables
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	89	92	108
Additions charged to provision	81	28	24
Amounts (credited) charged to other income statement accounts	0	3	2
Deductions and other, net of recoveries	(37)	(34)	(42)
Balance at end of period	133	89	92
Deferred Tax Assets
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	399	397	435
Additions charged to provision	25	16	3
Amounts (credited) charged to other income statement accounts	(28)	(14)	(41)
Balance at end of period	396	399	397
Xerox Corporation
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	144	148	167
Additions charged to provision	116	46	36
Amounts (credited) charged to other income statement accounts	0	3	4
Deductions and other, net of recoveries	(58)	(53)	(59)
Balance at end of period	202	144	148
Xerox Corporation | Accounts Receivable
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	55	56	59
Additions charged to provision	35	18	12
Amounts (credited) charged to other income statement accounts	0	0	2
Deductions and other, net of recoveries	(21)	(19)	(17)
Balance at end of period	69	55	56
Xerox Corporation | Finance Receivables
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	89	92	108
Additions charged to provision	81	28	24
Amounts (credited) charged to other income statement accounts	0	3	2
Deductions and other, net of recoveries	(37)	(34)	(42)
Balance at end of period	133	89	92
Xerox Corporation | Deferred Tax Assets
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	399	397	435
Additions charged to provision	25	16	3
Amounts (credited) charged to other income statement accounts	(28)	(14)	(41)
Balance at end of period	$ 396	$ 399	$ 397