Condensed Consolidated Statement Of Cash Flows (USD $) In Thousands	9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
Operating Activities
Net income	$ 53,158	$ 27,039
Depreciation and amortization	24,886	20,541
Pensions	(3,782)	(3,902)
Net gain from investing activities	(2,299)	(834)
Stock-based compensation	6,256	5,875
Deferred income tax benefit	(1,325)	(2,115)
Other noncurrent assets and liabilities	(24,270)	(26,574)
Currency exchange losses (gains)	986	(90)
Other, net	(7)	(3,890)
Operating cash flow before changes in working capital	53,603	16,050
Trade receivables	(11,139)	(11,783)
Inventories	(13,095)	(17,841)
Accounts payable and accrued liabilities	1,395	6,439
Income taxes receivable, prepaid expenses and other current assets	7,642	8,700
Increase in working capital	(15,197)	(14,485)
Cash flow from operating activities	38,406	1,565
Investing Activities
Property additions	(21,330)	(16,629)
Property disposals	3,145	164
Other investing	333	1,250
Cash flow from investing activities	(17,852)	(15,215)
Financing Activities
Proceeds from short-term debt, net	385	35,108
Proceeds from long-term debt	93,500
Payments on long-term debt	(85,500)	(10,000)
Cash dividends paid	(28,210)	(26,796)
Company stock purchases	(626)	(2,981)
Exercise of stock options	752	3,049
Excess tax provision related to stock plans	(251)	(229)
Cash flow from financing activities	(19,950)	(1,849)
Effect of exchange rate changes on cash	(1,542)	929
Decrease in cash and cash equivalents	(938)	(14,570)
Beginning cash and cash equivalents	59,760	61,983
Ending cash and cash equivalents	$ 58,822	$ 47,413