Investment in Affiliates, at Equity - Other Transactions with Fuji Xerox (Details) - Fuji Xerox - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Schedule of Equity Method Investments [Line Items]
Royalty revenue earned	$ 99	$ 96	$ 103
Inventory purchases from Fuji Xerox	1,337	1,501	1,585
Inventory sales to Fuji Xerox	33	43	58
R&D payments received from Fuji Xerox	0	1	1
R&D payments paid to Fuji Xerox	4	8	$ 14
Net amounts due to Fuji Xerox	$ 353	$ 320