Condensed Consolidated Statement of Cash Flows - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2017	Mar. 31, 2016
Operating Activities
Net income	$ 14,690	$ 12,073
Depreciation and amortization	8,752	9,156
Non-cash restructuring charges (Note 4)	11,384	0
Stock-based compensation (Note 11)	6,325	5,498
Pension expense (Note 15)	1,769	1,698
Deferred income tax provision (benefit)	171	(919)
Loss (gain) on asset dispositions, net	32	(18)
Pension contributions (Note 15)	(1,475)	(1,550)
Currency exchange losses, net	580	1,968
Trade receivables	3,998	(7,332)
Inventories (Note 3)	(12,537)	(4,316)
Income taxes receivable, prepaid expenses and other current assets	1,087	(4,668)
Accounts payable and accrued liabilities	(20,137)	(19,638)
Other noncurrent assets and liabilities	81,751	(5,819)
Other, net	0	2,861
Cash Flow From (Used In) Operating Activities	96,390	(11,006)
Investing Activities
Capital expenditures	(1,442)	(5,819)
Property disposals and other investing (Note 19)	165	15,708
Cash Flow (Used in) From Investing Activities	(1,277)	9,889
Financing Activities
Proceeds from short-term debt, net	182	126
Proceeds from long-term debt (Note 12)	101,500	170,264
Payments on long-term debt (Note 12)	(198,119)	(156,757)
Restricted cash	390	155
Cash dividends paid	(12,455)	(11,936)
Company stock purchases	(3,811)	(1,590)
Exercise of stock options	6,267	2,703
Excess tax benefit related to stock plans	0	288
Cash Flow (Used in) From Financing Activities	(106,046)	3,253
Effect of exchange rate changes on cash and cash equivalents	1,601	3,840
(Decrease ) increase in cash and cash equivalents	(9,332)	5,976
Beginning cash and cash equivalents	113,759	105,925
Ending cash and cash equivalents	$ 104,427	$ 111,901

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Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration