RESTRUCTURING (Details) $ in Millions	12 Months Ended
	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)
Restructuring Cost and Reserve [Line Items]
Employee termination benefits	$ 110	$ 157	$ 211
Other exit costs	8	6	15
Provision for restructuring	$ 118	$ 163	$ 226
Workforce reduction of manufacturing, selling, administrative, and research and development personnel	1,169	1,387	1,450
Restructuring Reserve [Roll Forward]
Liability at January 1	$ 156	$ 102	$ 167
Charges	133	155	249
Change in estimates	(15)	8	(23)
Foreign currency translation	(15)	(2)	4
Liabilities related to assets held-for-sale			(67)
Spending	(134)	(107)	(228)
Liability at December 31	$ 125	$ 156	$ 102