CONSOLIDATED STATEMENTS OF EARNINGS (UNAUDITED) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Income Statement [Abstract]
Net Sales	$ 4,048	$ 4,443	$ 7,879	$ 9,694
Cost of products sold	1,108	1,245	2,171	2,548
Marketing, selling and administrative	1,042	1,004	2,036	2,006
Advertising and product promotion	218	224	407	418
Research and development	951	962	1,881	1,871
Other (income)/expense	199	(51)	180	(235)
Total Expenses	3,518	3,384	6,675	6,608
Earnings Before Income Taxes	530	1,059	1,204	3,086
Provision for income taxes		251	51	796
Net Earnings	530	808	1,153	2,290
Net Earnings/(Loss) Attributable to Noncontrolling Interest	(6)	163	8	544
Net Earnings Attributable to BMS	$ 536	$ 645	$ 1,145	$ 1,746
Earnings per Common Share
Basic	$ 0.33	$ 0.38	$ 0.70	$ 1.04
Diluted	$ 0.32	$ 0.38	$ 0.69	$ 1.02
Cash dividends declared per common share	$ 0.35	$ 0.34	$ 0.70	$ 0.68