CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012
OPERATING ACTIVITIES
Net Earnings	$ 19,313	$ 18,995
Adjustments to reconcile Net Earnings to Net Cash Provided by Operating Activities:
Depreciation	8,858	8,937
Amortization	1,281	1,432
Deferred Income Taxes	1,898	(1,271)
Share-Based Compensation Expense	3,439	3,911
Allowance for Doubtful Accounts and Returns	703	1,148
Other, Net	1	19
Changes in Operating Assets and Liabilities:
Accounts Receivable	(11,514)	(7,538)
Inventories	(7,536)	(7,278)
Accounts Payable	6,145	3,978
Employee Compensation and Benefits	(8,875)	(8,438)
Other Current Liabilities	1,825	(1,714)
Income Taxes	1,752	855
U.S. Pension Plan Contributions	0	(846)
Other Assets and Liabilities	(2,066)	353
Net Cash Provided by Operating Activities	15,224	12,543
INVESTING ACTIVITIES
Purchases of Property, Plant and Equipment	(7,192)	(7,482)
Proceeds from Disposals of Property, Plant and Equipment	60	534
Acquisition of Business, Net of Cash Acquired	(750)	(750)
Proceeds from Sale of Business	699	0
(Increase) Decrease in Restricted Cash	(228)	1,691
Net Cash Used for Investing Activities	(7,411)	(6,007)
FINANCING ACTIVITIES
Short-Term Borrowings	1,500	0
Payment of Long-Term Debt	(733)	(1,764)
Purchases of Common Stock	(12,141)	(15,281)
Proceeds from Issuance of Common Stock	3,812	1,952
Excess Tax Benefit on Stock Plans	1,506	1,076
Dividends Paid	(6,611)	(6,358)
Net Cash Used for Financing Activities	(12,667)	(20,375)
Effect of Exchange Rate Changes on Cash and Cash Equivalents	(510)	(68)
Net Decrease in Cash and Cash Equivalents	(5,364)	(13,907)
Cash and Cash Equivalents at Beginning of Period	53,940	52,339
Cash and Cash Equivalents at End of Period	48,576	38,432
Supplemental Disclosure of Cash Flow Information:
Cash Paid for Income Taxes	2,834	5,394
Cash Paid for Interest	808	1,314
Supplemental Non-cash Investing and Financing Activities:
Capital Expenditures Funded Through Capital Leases	1,164	698
Capital Expenditures in Accounts Payable	$ 1,383	$ 1,082