Business and Geographic Regions BUSINESS AND GEOGRAPHIC REGIONS (Other) (Details) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2017 USD ($) countries manufacturingsites products	Sep. 30, 2017 USD ($)	Jun. 30, 2017 USD ($)	Mar. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Sep. 30, 2016 USD ($)	Jun. 30, 2016 USD ($)	Mar. 31, 2016 USD ($)	Dec. 31, 2017 USD ($) countries manufacturingsites products	Dec. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)
Principal Product Groups [Abstract]
Number of Countries With Customers Of Company	175								175
Number of Products Manufactured | products	7,000								7,000
Number of Manufacturing Sites | manufacturingsites	178								178
Number of Countries With Manufacturing Sites	35								35
Sales to external customers | $	$ 14,811	$ 13,633	$ 13,834	$ 13,230	$ 13,020	$ 12,483	$ 11,952	$ 10,703	$ 55,508	$ 48,158	$ 48,778