Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Operating Activities:
Net income	$ 65,519	$ 64,649
Adjustments to reconcile net income to net cash from operating activites:
Depreciation and amortization	40,190	43,855
Amortization of convertible debt discount	1,641	1,633
Gain on disposition of property, plant and equipment	(214)	(400)
Stock compensation expense	6,564	5,866
Withholding taxes paid on stock issuances	(1,123)	(1,089)
Loss on the sale of businesses	749	0
Changes in assets and liabilities, net of the effects of acquisitions:
Accounts receivable	(12,317)	(27,462)
Inventories	981	(11,385)
Prepaid expenses and other current assets	(5,683)	(1,457)
Accounts payable	2,756	4,867
Accrued liabilities	(4,256)	14,119
Deferred income taxes	1,470	632
Long-term retirement benefits	(17,967)	(15,448)
Other	(1,009)	95
Net cash provided by operating activities	77,301	78,475
Investing activities:
Proceeds from disposition of property, plant and equipment	556	3,352
Payments related to the sale of businesses, net	(339)	0
Change in restricted cash	4,900	0
Capital expenditures	(22,923)	(25,169)
Business acquisitions, net of cash acquired	(296,717)	(3,495)
Other	(3,013)	(3,424)
Net cash used by investing activities	(317,536)	(28,736)
Financing activities:
Net change in other borrowings	(4,558)	3,023
Payments on long-term debt	(78,065)	(354,167)
Proceeds from the issuance of long-term debt	376,000	339,290
Premium paid on convertible debt redemption	0	(9,803)
Proceeds from the issuance of common stock	5,630	26,829
Common stock repurchases	(19,037)	(22,369)
Dividends paid	(16,245)	(13,197)
Excess tax benefit on stock awards	1,659	8,607
Other	(1,184)	(2,098)
Net cash provided (used) by financing activities	264,200	(23,885)
Effect of exchange rate changes on cash flows	884	(461)
Increase in cash and cash equivalents	24,849	25,393
Cash and cash equivalents at beginning of period	62,505	13,450
Cash and cash equivalents at end of period	87,354	38,843
Debt assumed in connection with acqusition	$ 45,537