CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
OPERATING ACTIVITIES
Net Earnings	$ 29,930	$ 27,740
Adjustments to reconcile Net Earnings to Net Cash Provided by Operating Activities:
Depreciation	13,178	13,239
Amortization	1,914	2,096
Deferred Income Taxes	(4)	(731)
Share-Based Compensation Expense	5,106	7,175
Allowance for Doubtful Accounts and Returns	1,153	1,528
Gain on Sale of Business	0	(784)
Other, Net	155	130
Changes in Operating Assets and Liabilities:
Accounts Receivable	(6,551)	1,756
Inventories	(11,798)	(3,097)
Accounts Payable	2,826	(2,348)
Employee Compensation and Benefits	(2,620)	(2,767)
Other Current Liabilities	1,716	(84)
Income Taxes	940	4,902
U.S. Pension Plan Contributions	0	(1,288)
Other Assets and Liabilities	863	(4,185)
Net Cash Provided by Operating Activities	36,808	43,282
INVESTING ACTIVITIES
Purchases of Property, Plant and Equipment	(11,380)	(11,110)
Proceeds from Disposals of Property, Plant and Equipment	97	280
Acquisition of Business, Net of Cash Acquired	(750)	(750)
Proceeds from Sale of Business	3,520	1,014
(Increase) Decrease in Restricted Cash	(224)	3,089
Net Cash Used for Investing Activities	(8,737)	(7,477)
FINANCING ACTIVITIES
Short-Term Borrowings	1,500	0
Payment of Long-Term Debt	(938)	(2,450)
Purchases of Common Stock	(16,626)	(18,567)
Proceeds from Issuance of Common Stock	5,994	2,798
Excess Tax Benefit on Stock Plans	2,944	1,213
Dividends Paid	(9,918)	(9,508)
Net Cash Used for Financing Activities	(17,044)	(26,514)
Effect of Exchange Rate Changes on Cash and Cash Equivalents	342	1,069
Net Increase in Cash and Cash Equivalents	11,369	10,360
Cash and Cash Equivalents at Beginning of Period	53,940	52,339
Cash and Cash Equivalents at End of Period	65,309	62,699
Supplemental Disclosure of Cash Flow Information:
Cash Paid for Income Taxes	8,093	10,319
Cash Paid for Interest	1,189	1,905
Supplemental Non-cash Investing and Financing Activities:
Capital Expenditures Funded Through Capital Leases	330	847
Capital Expenditures in Accounts Payable	$ 873	$ 1,676