Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
OPERATING ACTIVITIES
Net Earnings	$ 19,843	$ 21,318
Adjustments to reconcile Net Earnings to Net Cash Provided by Operating Activities:
Depreciation	8,155	8,818
Amortization	1,036	1,223
Deferred Income Taxes	(1,754)	3,964
Share-Based Compensation Expense	4,889	3,756
Allowance for Doubtful Accounts and Returns	1,246	776
Other, Net	(74)	13
Changes in Operating Assets and Liabilities:
Receivables	(1,717)	(18,649)
Inventories	(11,002)	(13,208)
Accounts Payable	(3,440)	7,540
Employee Compensation and Benefits	(5,970)	(5,471)
Other Current Liabilities	(3,174)	(2,238)
Income Taxes	1,668	2,819
Other Assets and Liabilities	(3,133)	(153)
Net Cash Provided by Operating Activities	6,573	10,508
INVESTING ACTIVITIES
Purchases of Property, Plant and Equipment	(7,594)	(7,411)
Proceeds from Disposals of Property, Plant and Equipment	190	118
Increase in Restricted Cash	(18)	(12)
Net Cash Used in Investing Activities	(7,422)	(7,305)
FINANCING ACTIVITIES
Payments of Short-Term Debt	0	(1,500)
Payment of Long-Term Debt	(3,429)	(2,013)
Purchases of Common Stock	(14,229)	(13,609)
Proceeds from Issuance of Common Stock	802	705
Excess Tax Benefit on Stock Plans	669	1,329
Dividends Paid	(7,348)	(7,172)
Net Cash Used in Financing Activities	(23,535)	(22,260)
Effect of Exchange Rate Changes on Cash and Cash Equivalents	(940)	676
Net Decrease in Cash and Cash Equivalents	(25,324)	(18,381)
Cash and Cash Equivalents at Beginning of Period	92,962	80,984
Cash and Cash Equivalents at End of Period	67,638	62,603
Supplemental Disclosure of Cash Flow Information:
Cash Paid for Income Taxes	8,702	1,645
Cash Paid for Interest	718	775
Supplemental Non-cash Investing and Financing Activities:
Capital Expenditures in Accounts Payable	$ 3,652	$ 715