EARNINGS PER SHARE (Tables)

6 Months Ended

Jun. 30, 2012

Earnings Per Share [Abstract]

Schedule of Earnings Per Share Basic and Diluted [Table Text Block]

	Three Months Ended June 30,				Six Months Ended June 30,
Amounts in Millions, Except Per Share Data	2012		2011		2012		2011
Net Earnings Attributable to BMS	$	645	$	902	$	1,746	$	1,888
Earnings attributable to unvested restricted shares		-		(2)		(2)		(4)
Net Earnings Attributable to BMS common shareholders	$	645	$	900	$	1,744	$	1,884
Earnings per share - basic	$	0.38	$	0.53	$	1.04	$	1.11
Weighted-average common shares outstanding - basic		1,683		1,707		1,685		1,705
Contingently convertible debt common stock equivalents		1		1		1		1
Incremental shares attributable to share-based compensation plans		17		14		18		12
Weighted-average common shares outstanding - diluted		1,701		1,722		1,704		1,718
Earnings per share - diluted	$	0.38	$	0.52	$	1.02	$	1.10
Anti-dilutive weighted-average equivalent shares - stock incentive plans		-		27		3		39