Consolidated Statements of Cash Flows (USD $) In Thousands	9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
Operating Activities
Net income	$ 64,649	$ 41,756
Adjustments to reconcile net income to net cash from operating activites:
Depreciation and amortization	43,855	38,988
Amortization of convertible debt discount	1,633	4,251
(Gain) loss on disposition of property, plant and equipment	(400)	253
Stock compensation expense	5,866	5,619
Withholding taxes paid on stock issuances	(1,089)	(287)
Changes in assets and liabilities:
Accounts receivable	(27,462)	(27,671)
Inventories	(11,385)	(19,492)
Prepaid expenses and other current assets	(1,457)	(5,420)
Accounts payable	4,867	11,359
Accrued liabilities	14,119	5,906
Deferred income taxes	1,968	4,469
Long-term retirement benefits	(16,784)	(12,155)
Other	95	(579)
Net cash provided by operating activities	78,475	46,997
Investing activities:
Proceeds from disposition of property, plant, and equipment	3,352	1,384
Capital expenditures	(25,169)	(22,463)
Business acquisitions, net of cash acquired	(3,495)	0
Other	(3,424)	(2,393)
Net cash used by investing activities	(28,736)	(23,472)
Financing activities:
Net change in other borrowings	3,023	3,384
Payments on long-term debt	(354,167)	(243,658)
Proceeds from issuance of long-term debt	339,290	241,667
Premium paid on convertible debt redemption	(9,803)	0
Proceeds from issuance of common stock	26,829	3,871
Common stock repurchases	(22,369)	(9,014)
Dividends paid	(13,197)	(13,159)
Excess tax benefit on stock awards	8,607	0
Other	(2,098)	(160)
Net cash used by financing activities	(23,885)	(17,069)
Effect of exchange rate changes on cash flows	(461)	(159)
Increase in cash and cash equivalents	25,393	6,297
Cash and cash equivalents at beginning of period	13,450	17,427
Cash and cash equivalents at end of period	$ 38,843	$ 23,724