Consolidated Statements Of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Operating activities:
Net income attributable to common shareholders	$ 26,315	$ 154,170	$ 133,856
Noncontrolling interest in subsidiaries' earnings	201	20	224
Net income before allocations to noncontrolling interests	26,516	154,190	134,080
Asbestos provision, net	241,647
Environmental charge	30,327
Gain on disposition of capital assets and divestitures	(4,258)	(1,015)
Depreciation and amortization	62,943	59,841	58,204
Stock-based compensation expense	14,972	13,326	9,166
Defined benefit plans and postretirement expense	6,770	14,712	18,750
Deferred income taxes	(43,923)	31,453	26,284
Cash (used for) provided from operating working capital	(41,955)	(8,262)	47,403
Defined benefit plans and postretirement contributions	(48,113)	(43,226)	(35,231)
Environmental payments, net of reimbursements	(9,534)	(11,063)	(8,961)
Payments for asbestos-related fees and costs, net of insurance recoveries	(79,277)	(66,731)	(55,827)
Other	(6,303)	(9,689)	(4,854)
Total provided from operating activities	149,812	133,536	189,014
Investing activities:
Capital expenditures	(34,737)	(21,033)	(28,346)
Proceeds from disposition of capital assets	4,793	375	4,768
Payments for acquisitions, net of cash and liabilities liabilities assumed of $3,206 in 2010	(36,590)	(140,461)
Proceeds from divestitures	1,000	4,615	17,864
Total used for investing activities	(65,534)	(156,504)	(5,714)
Equity:
Dividends paid	(56,992)	(50,371)	(46,783)
Reacquisition of shares on open market	(79,999)	(49,988)
Stock options exercised - net of shares reacquired	23,232	22,375	1,070
Excess tax benefit - exercise of stock options	6,097	3,290	224
Debt:
Net decrease in short-term borrowings	(1,003)	(2,739)	(16,474)
Total used for financing activities	(108,665)	(77,433)	(61,963)
Effect of exchange rate on cash and cash equivalents	(3,465)	628	19,537
(Decrease) increase in cash and cash equivalents	(27,852)	(99,773)	140,874
Cash and cash equivalents at beginning of year	272,941	372,714	231,840
Cash and cash equivalents at end of year	245,089	272,941	372,714
Detail of cash (used for) provided from operating working capital (Net of effects of acquisitions):
Accounts receivable	(44,120)	142	55,166
Inventories	(38,407)	(21,441)	67,732
Other current assets	2,549	(2,274)	1,345
Accounts payable	35,129	6,425	(43,797)
Accrued liabilities	(3,315)	2,541	(30,514)
U.S. and foreign taxes on income	6,209	6,345	(2,529)
Total	(41,955)	(8,262)	47,403
Supplemental disclosure of cash flow information:
Interest paid	26,158	26,918	27,140
Income taxes paid	$ 25,555	$ 15,651	$ 10,744