Condensed Consolidated Statements of Cash Flows (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Operating activities
Net income	$ 2,701	$ 3,133
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation	1,047	944
Amortization of intangible assets	266	195
Contributions to pension plans	(762)	(272)
Other noncash charges and credits - net	907	846
Change in operating assets and liabilities - net	(4,585)	(4,415)
Cash (used for) provided by operating activities	(426)	431
Investing activities
Purchases of property, plant and equipment	(1,139)	(1,211)
Investments in affiliates	(31)	(35)
Payments for businesses - net of cash acquired	(18)	(6,459)
Proceeds from sales of assets - net of cash sold	175	62
Net decrease in short-term financial instruments	336	2,365
Forward exchange contract settlements	23	(299)
Other investing activities - net	(13)	1
Cash used for investing activities	(667)	(5,576)
Financing activities
Dividends paid to stockholders	(1,191)	(1,152)
Net increase in borrowings	2,524	4,503
Repurchase of common stock	(400)	(672)
Proceeds from exercise of stock options	520	833
Payments for noncontrolling interest	(447)	0
Other financing activities - net	38	52
Cash provided by financing activities	1,044	3,564
Effect of exchange rate changes on cash	(23)	68
Cash classified as held for sale	(96)	0
Decrease in cash and cash equivalents	(168)	(1,513)
Cash and cash equivalents at beginning of period	3,586	4,263
Cash and cash equivalents at end of period	$ 3,418	$ 2,750