OTHER (INCOME)/EXPENSE (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Other Nonoperating Income (Expense) [Abstract]
Interest expense	$ 41	$ 50	$ 141	$ 150
Investment income	(18)	(20)	(74)	(71)
Provision for restructuring	10	35	50	72
Litigation charges/(recoveries)	(2)	10	14	19
Equity in net income of affiliates	(19)	(12)	(67)	(81)
Out-licensed intangible asset impairment		18	13	18
Gain on sale of product lines, businesses and assets	(208)	(315)	(370)	(567)
Other alliance and licensing income	(187)	(102)	(472)	(354)
Pension curtailments, settlements and special termination benefits	48	28	111	137
Loss on debt redemption			180	45
Other	12	31	(41)	43
Other (income)/expense	$ (323)	$ (277)	$ (515)	$ (589)