RESTRUCTURING (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Restructuring Charges [Abstract]
Workforce reduction of manufacturing, selling, administrative, and research and development personnel	1,450	1,205	822
Employee termination benefits	$ 211	$ 145	$ 85
Other exit costs	15	29	31
Provision for restructuring	226	174	116
Restructuring Reserve [Roll Forward]
Liability at January 1	167	77	126
Charges	249	178	128
Change in estimates	(23)	(4)	(12)
Foreign currency translation	4	(1)	2
Amylin acquisition		26
Liabilities related to assets held-for-sale	(67)
Spending	(228)	(109)	(167)
Liability at December 31	$ 102	$ 167	$ 77