Condensed Statements of Consolidated Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
OPERATING ACTIVITIES
Net income	$ 855,832	$ 733,144
Adjustments to reconcile net income to net operating cash:
Depreciation	126,972	125,761
Amortization of intangible assets	19,969	22,611
Stock-based compensation expense	47,838	43,813
Provisions for qualified exit costs	7,488	10,229
Provisions for environmental-related matters	18,688	11,034
Defined benefit pension plans net cost	5,365	5,440
Net increase in postretirement liability	(111)	4,455
Other	3,895	1,214
Change in working capital accounts - net	(107,833)	(58,866)
Costs incurred for environmental-related matters	(8,151)	(7,018)
Costs incurred for qualified exit costs	(5,822)	(8,726)
Other	(61,626)	(1,781)
Net operating cash	902,504	881,310
INVESTING ACTIVITIES
Capital expenditures	(157,990)	(135,903)
Proceeds from sale of assets	11,159	1,037
Increase in other investments	(14,946)	(30,677)
Net investing cash	(161,777)	(165,543)
FINANCING ACTIVITIES
Net decrease in short-term borrowings	(634,315)	(35,947)
Proceeds from long-term debt	797,460	0
Payments of long-term debt	0	(290)
Payments of cash dividends	(187,242)	(162,178)
Proceeds from stock options exercised	74,020	73,192
Income tax effect of stock-based compensation exercises and vesting	86,801	56,197
Treasury stock purchased	(766,087)	(1,094,070)
Other	(42,027)	(23,397)
Net financing cash	(671,390)	(1,186,493)
Effect of exchange rate changes on cash	(19,040)	(12,817)
Net increase (decrease) in cash and cash equivalents	50,297	(483,543)
Cash and cash equivalents at beginning of year	40,732	744,889
Cash and cash equivalents at end of period	91,029	261,346
Income taxes paid	235,838	173,430
Interest paid	$ 33,992	$ 44,055