CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest [Abstract]
Net Earnings	$ 2,580	$ 2,501	$ 5,260
Other Comprehensive Income (Loss), net of taxes and reclassifications to earnings [Abstract]
Derivatives qualifying as cash flow hedges	7	(27)	56
Pension and postretirement benefits	1,166	(118)	(742)
Available for sale securities	(37)	3	28
Foreign currency translation	(75)	(15)	(16)
Total Other Comprehensive Income/(Loss)	1,061	(157)	(674)
Comprehensive Income	3,641	2,344	4,586
Comprehensive Income Attributable to Noncontrolling Interest	17	535	1,558
Comprehensive Income Attributable to BMS	$ 3,624	$ 1,809	$ 3,028