Accumulated Other Comprehensive Income (Loss) (Details 1) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net reclassification from AOCI included in cost of products sold	$ 787	$ 773	$ 1,543	$ 1,480
Net reclassification from AOCI included in selling and administrative expenses	79	77	156	154
Less: Income tax expense on reclassification from AOCI included in income tax expense (benefit)	(1)	0	1	(5)
Net amount reclassified from AOCI	79	57	103	102
Derivatives | Amounts reclassified from AOCI, net of tax
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net reclassification from AOCI included in cost of products sold	(3)	1	(5)	3
Less: Income tax expense on reclassification from AOCI included in income tax expense (benefit)	0	0	0	0
Net amount reclassified from AOCI	(3)	1	(5)	3
Defined Benefit Plans | Amounts reclassified from AOCI, net of tax
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net reclassification from AOCI included in cost of products sold	(1)	1	(2)	3
Net reclassification from AOCI included in selling and administrative expenses	(1)	1	(2)	2
Less: Income tax expense on reclassification from AOCI included in income tax expense (benefit)	0	(1)	(1)	(1)
Net amount reclassified from AOCI	(2)	3	(3)	6
Foreign Currency Translation | Amounts reclassified from AOCI, net of tax
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net reclassification from AOCI included in selling and administrative expenses	0	0	0	5
Less: Income tax expense on reclassification from AOCI included in income tax expense (benefit)	0	0	0	0
Net amount reclassified from AOCI	$ 0	$ 0	$ 0	$ 5