Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Statement of Cash Flows [Abstract]
Cash and cash equivalents at beginning of year	$ 477,239	$ 477,696
Cash flows from operating activities:
Net income	174,954	278,488
Adjustments to reconcile net income to cash flows from operating activities:
Depreciation and amortization	78,344	79,477
Write-offs associated with restructuring and other	6,333	0
Loss on disposal of businesses	85,515	0
Stock-based compensation	10,447	7,036
Excess tax benefits realized from stock-based compensation arrangements	(836)	(3,078)
Equity in net income of unconsolidated investments (net of tax)	(28,200)	(25,308)
Dividends received from unconsolidated investments and nonmarketable securities	37,854	18,889
Pension and postretirement expense	21,946	4,730
Pension and postretirement contributions	(10,718)	(9,892)
Unrealized gain on investments in marketable securities	(525)	(1,924)
Deferred income taxes	(24,412)	7,115
Working capital changes	89,020	(39,353)
Other, net	(9,180)	1,341
Net cash provided by operating activities	430,542	317,521
Cash flows from investing activities:
Capital expenditures	(76,682)	(135,028)
Cash payments related to acquisitions and other	0	(250)
Cash proceeds from divestitures, net	104,718	0
Sales of marketable securities, net	943	1,214
Long-term advances to joint venture	(7,499)	0
Net cash provided by (used in) investing activities	21,480	(134,064)
Cash flows from financing activities:
Repayments of long-term debt	(3,023)	(93,913)
Proceeds from borrowings of long-term debt	0	117,000
Other (repayments) borrowings, net	(23,554)	357,379
Dividends paid to shareholders	(62,827)	(58,574)
Dividends paid to noncontrolling interests	(7,612)	(10,014)
Repurchases of common stock	(150,000)	(582,298)
Proceeds from exercise of stock options	2,713	4,510
Excess tax benefits realized from stock-based compensation arrangements	836	3,078
Withholding taxes paid on stock-based compensation award distributions	(3,208)	(6,098)
Debt financing costs	(3,074)	(108)
Net cash used in financing activities	(249,749)	(269,038)
Net effect of foreign exchange on cash and cash equivalents	(26,392)	9,312
Increase (decrease) in cash and cash equivalents	175,881	(76,269)
Cash and cash equivalents at end of period	$ 653,120	$ 401,427