Investment in Affiliates, at Equity - Condensed Financial Data for Fuji Xerox Unconsolidated Affiliate (Details) - Fuji Xerox [Member] - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Summary of Operations
Revenues	$ 9,925	$ 11,112	$ 11,415
Costs and expenses	9,198	10,242	10,479
Income before income taxes	727	870	936
Income tax expense	233	262	276
Net Income	494	608	660
Less: Net income - noncontrolling interests	7	4	5
Net Income - Fuji Xerox	487	604	655
Assets:
Current assets	4,585	4,801	4,955
Long-term assets	4,946	4,742	5,160
Total Assets	9,531	9,543	10,115
Liabilities and Equity:
Current liabilities	2,808	2,982	3,114
Long-term debt	584	580	978
Other long-term liabilities	511	482	680
Noncontrolling interests	31	30	28
Fuji Xerox shareholders' equity	5,597	5,469	5,315
Total Liabilities and Equity	$ 9,531	$ 9,543	$ 10,115