Note 10 - Segments and Geographic Information (Details) - Summary of Reportable Segment Data (USD $) In Thousands, unless otherwise specified	3 Months Ended			9 Months Ended
	Sep. 30, 2013	Jun. 28, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Segment Reporting Information [Line Items]
Net sales	$ 5,988		$ 7,904	$ 18,702	$ 20,878
Cost of sales	4,574		5,945	14,065	16,430
Gross profit	1,414		1,959	4,637	4,448
Operating expenses:
Research and development	57		102	266	87
Sales and marketing	1,550		1,423	4,351	4,084
General and administrative	1,185		1,211	3,524	3,479
Change in estimate of contingent liabilities				12
Restructuring expense	79			79
Loss on impairment		325		325
Total operating expenses	2,871		2,736	8,557	7,650
Other (expense) income	(192)		(149)	168	(485)
Income (loss) before income taxes	(1,649)		(926)	(3,752)	(3,687)
Provision for income taxes	(2)		(2)	(6)	(8)
Net loss	(1,651)		(928)	(3,758)	(3,695)
Solutions Segment [Member]
Segment Reporting Information [Line Items]
Net sales	2,104		2,066	5,894	5,811
Cost of sales	1,888		1,672	5,186	4,912
Gross profit	216		394	708	899
Operating expenses:
Sales and marketing	397		320	934	1,004
General and administrative	115		244	526	558
Loss on impairment	0		0	325	0
Total operating expenses	512		564	1,785	1,562
Income (loss) before income taxes	(296)		(170)	(1,077)	(663)
Products Segment [Member]
Segment Reporting Information [Line Items]
Net sales	3,884		5,838	12,808	15,067
Cost of sales	2,686		4,273	8,879	11,518
Gross profit	1,198		1,565	3,929	3,549
Operating expenses:
Research and development	57		102	266	87
Sales and marketing	821		957	2,616	2,708
General and administrative	106		119	307	261
Restructuring expense	79		0	79	0
Total operating expenses	1,063		1,178	3,268	3,056
Income (loss) before income taxes	135		387	661	493
Segements Total [Member]
Operating expenses:
Income (loss) before income taxes	(161)		217	(416)	(170)
Overhead [Member]
Operating expenses:
Sales and marketing	332		146	801	372
General and administrative	964		848	2,691	2,660
Change in estimate of contingent liabilities	0		0	12	0
Total operating expenses	$ 1,296		$ 994	$ 3,504	$ 3,032