CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
OPERATING ACTIVITIES
Net income	$ 8,762	$ 7,877	$ 25,495	$ 13,475
Adjustments to reconcile net income to net cash provided by operating activities:
Equity in losses/(earnings) of associated companies	120	(90)	340	(98)
Depreciation	14,393	13,309	28,526	27,250
Amortization	2,312	2,276	4,489	4,230
Noncash interest expense	181	189	377	377
Provision for deferred income taxes, other credits and long-term liabilities	2,189	9,709	(24)	11,215
Provision for write-off of property, plant and equipment	23	1,626	64	3,093
Gain on disposition of assets	(594)		(1,022)
Decrease in cash surrender value of life insurance		847
Excess tax benefit of options exercised	(21)		(35)
Compensation and benefits paid or payable in Class A Common Stock	950	2,054	1,290	3,009
Changes in operating assets and liabilities, net of business acquisitions and divestitures:
Accounts receivable	5,049	(8,740)	6,905	(344)
Inventories	(8,940)	9,748	(17,312)	12,018
Prepaid expenses and other current assets	797	739	(2,473)	(2,030)
Accounts payable	1,654	(2,369)	3,902	(4,444)
Accrued liabilities	1,343	3,429	(4,090)	(8,693)
Income taxes payable	1,161	1,758	4,859	321
Other, net	1,371	1,560	507	1,443
Net cash provided by operating activities	30,750	43,922	51,798	60,822
INVESTING ACTIVITIES
Purchases of property, plant and equipment	(8,975)	(7,094)	(13,894)	(13,915)
Purchased software	(705)	(873)	(1,752)	(1,946)
Proceeds from sale of assets	1,159		2,860
Acquisitions, net of cash acquired				(1,902)
Cash received from life insurance policy terminations		49,302		49,302
Net cash (used in)/provided by investing activities	(8,521)	41,335	(12,786)	31,539
FINANCING ACTIVITIES
Proceeds from borrowings	4		644	6,152
Principal payments on debt	(980)	(69,738)	(7,997)	(69,755)
Proceeds from options exercised	192	49	301	136
Excess tax benefit of options exercised	21		35
Dividends paid	(3,750)	(3,714)	(7,494)	(7,419)
Net cash (used in) financing activities	(4,513)	(73,403)	(14,511)	(70,886)
Effect of exchange rate changes on cash and cash equivalents	1,812	(10,939)	10,244	(16,268)
Increase in cash and cash equivalents	19,528	915	34,745	5,207
Cash and cash equivalents at beginning of period	137,518	101,758	122,301	97,466
Cash and cash equivalents at end of period	$ 157,046	$ 102,673	$ 157,046	$ 102,673