Note 12 - Geographic Data (Tables)

3 Months Ended

Mar. 31, 2013

Reconciliation of Revenue from Segments to Consolidated [Table Text Block]

	Three Months Ended March 31,
	2013		2012
Net revenues:
United States	$	9,689	$	9,285
International		16,488		11,762
Total net revenues	$	26,177	$	21,047

Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area [Table Text Block]

	Three Months Ended March 31,
	2013			2012
Net revenues international:			% of consolidated net revenue			% of consolidated net revenue
South Africa	$	3,986	15.2%	$	1,915	9.1%
Mexico		3,525	13.5		3,243	15.4
Australia		1,924	7.3		1,464	7.0
China		1,670	6.4		865	4.1
Canada		1,324	5.1		1,438	6.8
Japan		1,298	5.0		1,272	6.0
Romania		1,187	4.5		-	-
All Others		1,574	6.0		1,565	7.5
Total international revenues	$	16,488	63.0%	$	11,762	55.9%

Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table Text Block]

	Three Months Ended March 31,
	2013		2012
Operating income:
United States	$	306	$	332
International		52		138
Total operating income	$	358	$	470

Reconciliation of Long Lived Assets from Segments to Consolidated [Table TextBlock}

	March 31,  2013		December 31, 2012
Long lived assets:
United States	$	4,557	$	3,145
International		2,118		2,129
Total long lived assets	$	6,675	$	5,274