Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Operating activities
Net income	$ 1,121	$ 1,232
Adjustments to reconcile net income to cash used for operating activities:
Depreciation	230	238
Amortization of intangible assets	51	122
Net periodic pension benefit cost	109	146
Contributions to pension plans	(82)	(88)
Gain on sale of businesses and other assets	(192)	(374)
Asset related charges	119	78
Other operating activities - net	78	180
Change in operating assets and liabilities - net	(3,058)	(3,340)
Cash used for operating activities	(1,624)	(1,806)
Investing activities
Purchases of property, plant and equipment	(330)	(357)
Investments in affiliates	(22)	(1)
Proceeds from sale of businesses and other assets - net	283	193
Purchases of short-term financial instruments	(2,073)	(95)
Proceeds from maturities and sales of short-term financial instruments	868	377
Foreign currency exchange contract settlements	(15)	(78)
Other investing activities - net	(46)	(12)
Cash (used for) provided by investing activities	(1,335)	27
Financing activities
Dividends paid to stockholders	(331)	(334)
Net increase in short-term (less than 90 days) borrowings	1,681	665
Long-term and other borrowings - receipts	197	654
Long-term and other borrowings - payments	(34)	(361)
Proceeds from exercise of stock options	160	36
Other financing activities - net	(32)	(35)
Cash provided by financing activities	1,641	625
Effect of exchange rate changes on cash	60	20
Decrease in cash and cash equivalents	(1,258)	(1,134)
Cash and cash equivalents at beginning of period	4,605	5,300
Cash and cash equivalents at end of period	$ 3,347	$ 4,166