Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
OPERATING ACTIVITIES
Net Earnings	$ 21,318	$ 19,313
Adjustments to reconcile Net Earnings to Net Cash Provided by Operating Activities:
Depreciation	8,818	8,858
Amortization	1,223	1,281
Deferred Income Taxes	3,964	1,898
Share-Based Compensation Expense	3,756	3,439
Allowance for Doubtful Accounts and Returns	776	703
Other, Net	13	1
Changes in Operating Assets and Liabilities:
Receivables	(18,649)	(11,514)
Inventories	(13,208)	(7,536)
Accounts Payable	7,540	6,145
Employee Compensation and Benefits	(5,471)	(8,875)
Other Current Liabilities	(2,238)	1,825
Income Taxes	2,819	1,752
Other Assets and Liabilities	(153)	(2,066)
Net Cash Provided by Operating Activities	10,508	15,224
INVESTING ACTIVITIES
Purchases of Property, Plant and Equipment	(7,411)	(7,192)
Proceeds from Disposals of Property, Plant and Equipment	118	60
Acquisition of Business, Net of Cash Acquired	0	(750)
Proceeds from Sale of Business	0	699
Increase in Restricted Cash	(12)	(228)
Net Cash Used for Investing Activities	(7,305)	(7,411)
FINANCING ACTIVITIES
Payments of Short-Term Debt	(1,500)	0
Short-Term Debt Borrowings	0	1,500
Payment of Long-Term Debt	(2,013)	(733)
Purchases of Common Stock	(13,609)	(12,141)
Proceeds from Issuance of Common Stock	705	3,812
Excess Tax Benefit on Stock Plans	1,329	1,506
Dividends Paid	(7,172)	(6,611)
Net Cash Used for Financing Activities	(22,260)	(12,667)
Effect of Exchange Rate on Cash and Cash Equivalents	676	(510)
Net Decrease in Cash and Cash Equivalents	(18,381)	(5,364)
Cash and Cash Equivalents at Beginning of Period	80,984	53,940
Cash and Cash Equivalents at End of Period	62,603	48,576
Supplemental Disclosure of Cash Flow Information:
Cash Paid for Income Taxes	1,645	2,834
Cash Paid for Interest	775	808
Supplemental Non-cash Investing and Financing Activities:
Capital Expenditures in Accounts Payable	$ 715	$ 1,383