Note 9 - Segments and Geographic Information (Details) - Summary of Reportable Segment Data (USD $) In Thousands, unless otherwise specified	1 Months Ended	3 Months Ended		6 Months Ended
	Jun. 28, 2013	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Segment Reporting Information [Line Items]
Net sales		$ 7,381	$ 7,672	$ 12,714	$ 12,974
Cost of sales		5,359	5,968	9,491	10,485
Gross profit		2,022	1,704	3,223	2,489
Operating expenses:
Research and development		172	(61)	209	(15)
Sales and marketing		1,498	1,390	2,801	2,661
General and administrative		1,273	1,114	2,339	2,268
Loss on impairment	325	325		325
Total operating expenses		3,280	2,443	5,686	4,914
Other income (expense)		580	(158)	360	(336)
Income (loss) before income taxes		(678)	(897)	(2,103)	(2,761)
Provision for income taxes		(1)	(3)	(4)	(6)
Net loss		(679)	(900)	(2,107)	(2,767)
Change in estimate of contingent liabilities		12		12
Solutions Segment [Member]
Segment Reporting Information [Line Items]
Net sales		1,983	2,105	3,790	3,745
Cost of sales		1,775	1,678	3,298	3,240
Gross profit		208	427	492	505
Operating expenses:
Sales and marketing		267	370	537	684
General and administrative		209	164	411	314
Loss on impairment		325		325
Total operating expenses		801	534	1,273	998
Income (loss) before income taxes		(593)	(107)	(781)	(493)
Products Segment [Member]
Segment Reporting Information [Line Items]
Net sales		5,398	5,567	8,924	9,229
Cost of sales		3,584	4,290	6,193	7,245
Gross profit		1,814	1,277	2,731	1,984
Operating expenses:
Research and development		172	(61)	209	(15)
Sales and marketing		998	890	1,795	1,751
General and administrative		327	61	401	142
Total operating expenses		1,497	890	2,405	1,878
Income (loss) before income taxes		317	387	326	106
Segements Total [Member]
Operating expenses:
Income (loss) before income taxes		(276)	280	(455)	(387)
Overhead [Member]
Operating expenses:
Sales and marketing		233	130	469	226
General and administrative		737	889	1,527	1,812
Total operating expenses		982	1,019	2,008	2,038
Change in estimate of contingent liabilities		$ 12		$ 12