Note 10 - Segment Information (Tables)

6 Months Ended

Jun. 30, 2013

Segment Reporting [Abstract]

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

	Three months ended				Six months ended
	June 30,				June 30,
	2013		2012		2013		2012
Revenues:
North America	$	2,039	$	2,098	$	3,741	$	3,897
Pacific Rim		1,198		683		1,762		2,246
Europe		581		689		1,595		1,341
Total	$	3,818	$	3,470	$	7,098	$	7,484

Revenue from External Customers by Products and Services [Table Text Block]

	Three months ended				Six months ended
	June 30,				June 30,
	2013		2012		2013		2012
Product Revenues:
Telecommunications and enterprise	$	2,774	$	2,734	$	5,318	$	5,944
Services		1,003		708		1,725		1,489
Other		41		28		55		51
Total	$	3,818	$	3,470	$	7,098	$	7,484