Condensed Statements of Consolidated Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
OPERATING ACTIVITIES
Net income	$ 373,472	$ 328,029
Adjustments to reconcile net income to net operating cash:
Depreciation	78,301	75,507
Amortization of intangible assets	14,127	12,963
Stock-based compensation expense	23,977	21,945
Provisions for qualified exit costs	367	1,582
Provisions for environmental-related matters	1,769	9,093
Defined benefit pension plans net cost	9,975	9,855
Net increase in postretirement liability	1,800	1,800
Other	1,417	494
Change in working capital accounts - net	(195,322)	(220,890)
Costs incurred for environmental-related matters	(6,892)	(20,165)
Costs incurred for qualified exit costs	(5,955)	(1,907)
Other	5,039	(16,194)
Net operating cash	302,075	202,112
INVESTING ACTIVITIES
Capital expenditures	(72,126)	(69,972)
Acquisitions of businesses, net of cash acquired	(5,000)	(43,993)
Proceeds from sale of assets	2,586	8,979
(Increase) decrease in other investments	(52,854)	14,848
Net investing cash	(127,394)	(90,138)
FINANCING ACTIVITIES
Net (decrease) increase in short-term borrowings	(17,407)	260,193
Proceeds from long-term debt		1,846
Payments of long-term debt	(949)	(12,164)
Payments of cash dividends	(103,300)	(80,438)
Proceeds from stock options exercised	40,622	88,182
Income tax effect of stock-based compensation exercises and vesting	35,654	36,612
Treasury stock purchased	(232,522)	(362,623)
Other	(18,855)	(27,546)
Net financing cash	(296,757)	(95,938)
Effect of exchange rate changes on cash	570	(2,116)
Net (decrease) increase in cash and cash equivalents	(121,506)	13,920
Cash and cash equivalents at beginning of year	862,590	32,696
Cash and cash equivalents at end of period	741,084	46,616
Income taxes paid	34,666	97,709
Interest paid	$ 30,942	$ 20,899