CONSOLIDATED STATEMENTS OF EARNINGS (UNAUDITED) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Income Statement [Abstract]
Net product sales	$ 2,843	$ 3,025	$ 8,420	$ 9,006
Alliance and other revenues	1,078	1,040	3,201	2,938
Total revenues	3,921	4,065	11,621	11,944
Cost of products sold	1,007	1,175	2,966	3,346
Marketing, selling and administrative	1,029	980	2,937	3,016
Advertising and product promotion	171	194	521	601
Research and development	983	893	3,345	2,774
Other (income)/expense	(277)	5	(589)	185
Total Expenses	2,913	3,247	9,180	9,922
Earnings Before Income Taxes	1,008	818	2,441	2,022
Provision for Income Taxes	276	126	439	177
Net Earnings	732	692	2,002	1,845
Net Earnings Attributable to Noncontrolling Interest	11		11	8
Net Earnings Attributable to BMS	$ 721	$ 692	$ 1,991	$ 1,837
Earnings per Common Share
Basic	$ 0.43	$ 0.42	$ 1.20	$ 1.12
Diluted	$ 0.43	$ 0.42	$ 1.19	$ 1.11
Cash dividends declared per common share	$ 0.36	$ 0.35	$ 1.08	$ 1.05