Stockholders' Equity (Details 2) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Net reclassification from AOCI included in cost of products sold	$ 643	$ 576	$ 1,246	$ 1,142
Net reclassification from AOCI included in selling and administrative expenses	72	71	145	139
Net reclassification from AOCI included in (loss) income from discontinued operations, net of tax	(10)	7	(10)	14
Less: Income tax benefit on reclassification from AOCI included in income tax expense	(20)	(34)	(49)	(60)
Net amount reclassified from AOCI	36	74	91	141
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	(1)	(3)	(1)	(6)
Less: Income tax benefit on reclassification from AOCI included in income tax expense	0	(1)	0	(2)
Net amount reclassified from AOCI	(1)	(2)	(1)	(4)
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	(4)	(2)	(4)	(4)
Net reclassification from AOCI included in selling and administrative expenses	(3)	0	(3)	2
Net reclassification from AOCI included in (loss) income from discontinued operations, net of tax	(8)	0	(8)	0
Less: Income tax benefit on reclassification from AOCI included in income tax expense	(3)	(1)	(3)	(1)
Net amount reclassified from AOCI	$ (12)	$ (1)	$ (12)	$ (1)