Condensed Consolidated Cash Flow Statement (USD $) In Millions	6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
Operating Activities
Net income	$ 804	$ 934
Depreciation and amortization	530	402
Stock-based compensation	31	28
Increase in operating working capital	(62)	(189)
Deferred income taxes	136	(9)
Net losses on asset dispositions	10	15
Equity companies' earnings in excess of dividends paid	(49)	(54)
Postretirement benefits	(361)	(173)
Other	(18)	97
Cash Provided by Operations	1,021	1,051
Investing Activities
Capital spending	(435)	(363)
Proceeds from sales of investments	9	19
Proceeds from dispositions of property		3
Investments in time deposits	(78)	(95)
Maturities of time deposits	71	155
Other	1	(8)
Cash Used for Investing	(432)	(289)
Financing Activities
Cash dividends paid	(549)	(525)
Net increase in short-term debt	287	128
Proceeds from issuance of long-term debt	700	4
Repayments of long-term debt	(13)	(16)
Cash paid on redeemable preferred securities of subsidiary	(27)	(27)
Proceeds from exercise of stock options	202	36
Acquisitions of common stock for the treasury	(1,206)	(486)
Other	13	(26)
Cash Used for Financing	(593)	(912)
Effect of Exchange Rate Changes on Cash and Cash Equivalents	36	(63)
Increase (decrease) in Cash and Cash Equivalents	32	(213)
Cash and Cash Equivalents, beginning of year	876	798
Cash and Cash Equivalents, end of period	$ 908	$ 585