Condensed Consolidated Statements of Cash Flows (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Operating activities
Net income	$ 613	$ 877
Adjustments to reconcile to net cash provided by operating activities
Depreciation and amortization	499	490
Deferred income taxes	(256)	30
Pension and other postretirement benefits expense	180	179
Contributions to pension plans	(304)	(244)
Contributions to other postretirement benefits plans	(24)	(29)
Excess tax benefit from equity-based compensation	(20)	(22)
Gain on sale of businesses	(69)	(2)
Changes in working capital	116	(647)
Other - net	(90)	77
Net cash provided by operating activities	645	709
Investing activities
Capital expenditures for property, plant and equipment	(236)	(251)
Sales of short-term investments - net	162	148
Proceeds from sale of businesses	273	761
Other - net	(51)	(52)
Net cash provided by (used in) investing activities	148	606
Financing activities
Proceeds from borrowings	0	28
Payments on borrowings	(576)	(977)
Cash dividends paid	(467)	(397)
Exercise of employee stock options	44	78
Repurchase of shares	99	0
Excess tax benefit from equity-based compensation	20	22
Other - net	0	(4)
Net cash (used in) provided by financing activities	(1,078)	(1,250)
Effect of currency on cash	1	(14)
Total increase (decrease) in cash	(284)	51
Cash at the beginning of the period	915	577
Cash at the end of the period	$ 631	$ 628