CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Cash Flows From Operating Activities:
Net income	$ 2,975	$ 2,694
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	980	1,092
Other	625	520
Changes in assets and liabilities:
Trade receivables	(872)	(1,441)
Inventories, net	(856)	(1,107)
Prepaid expenses and other assets	(1,103)	(720)
Accounts payable	1,198	774
Accrued liabilities	(2,371)	166
Net cash provided by operating activities	576	1,978
Cash Flows From Investing Activities:
Consideration paid for acquisition	(1,350)	(332)
Purchase of property and equipment	(1,532)	(993)
Net cash used in investing activities	(2,882)	(1,325)
Cash Flows From Financing Activities:
Repayments on lines-of-credit, net		(561)
Dividends paid	(418)
Stock transactions under employee benefit stock plans	347	131
Net cash used in financing activities	(71)	(430)
Effect of foreign exchange rate changes on cash	(55)	84
Net (decrease) increase in cash and cash equivalents	(2,432)	307
Cash and cash equivalents at beginning of period	9,155	3,553
Cash and cash equivalents at end of period	$ 6,723	$ 3,860