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Note 10 - Segments and Geographic Information (Tables)
9 Months Ended
Sep. 30, 2013
Note 10 - Segments and Geographic Information (Tables) [Line Items]  
Schedule of Segment Reporting Information, by Segment [Table Text Block]
   

Three months ended

September 30,

   

Nine months ended

September 30,

 
   

2013

   

2012

   

2013

   

2012

 

Solutions:

                               

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

    -       -       325       -  

Total operating expenses

    512       564       1,785       1,562  

Segment loss

  $ (296 )   $ (170 )   $ (1,077 )   $ (663 )
                                 

Products:

                               

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       -       79       -  

Total operating expenses

    1,063       1,178       3,268       3,056  

Segment income

  $ 135     $ 387     $ 661     $ 493  
                                 

Reconciliation of segment income (loss) to net loss:

                               

Segment (loss) income:

                               

Solutions

  $ (296 )   $ (170 )   $ (1,077 )   $ (663 )

Products

    135       387       661       493  

Total segment (loss) income

    (161 )     217       (416 )     (170 )

Operating expenses:

                               

Sales and marketing

    332       146       801       372  

General and administrative

    964       848       2,691       2,660  

Change in estimate of contingent liabilities

    -       -       12       -  

Total operating expenses

    1,296       994       3,504       3,032  

Other (expense) income

    (192 )     (149 )     168       (485 )

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

Three months ended

September 30,

   

Nine months ended

September 30,

 
   

2013

   

2012

   

2013

   

2012

 
                                 

United States

  $ 5,348     $ 6,976     $ 16,683     $ 18,700  

International

    640       928       2,019       2,178  

Net sales

  $ 5,988     $ 7,904     $ 18,702     $ 20,878  
Schedule of Disclosure on Geographic Areas, Long-Lived Assets in Individual Foreign Countries by Country [Table Text Block]
   

September 30,

2013

   

December 31,

2012

 

United States

  $ 1,533     $ 2,350  

International

    39       58  

Long-lived assets, net

  $ 1,572     $ 2,408  
Products Segment [Member]
 
Note 10 - Segments and Geographic Information (Tables) [Line Items]  
Schedule of Segment Reporting Information, by Segment [Table Text Block]
   

Three months ended

September 30,

   

Nine months ended

September 30,

 
   

2013

   

2012

   

2013

   

2012

 

Products segment net sales:

                               

Pool and commercial products

  $ 2,612     $ 4,159     $ 8,503     $ 11,354  

Government products/R&D services

    1,272       1,679       4,305       3,713  

Total products segment net sales

    3,884       5,838       12,808       15,067  
                                 

Products segment cost of sales:

                               

Pool and commercial products

    1,668       2,892       5,490       8,077  

Government products/R&D services

    1,018       1,381       3,389       3,441  

Total products segment cost of sales

    2,686       4,273       8,879       11,518  
                                 

Products segment gross profit:

                               

Pool and commercial products

    944       1,267       3,013       3,277  

Government products/R&D services

    254       298       916       272  

Total products segment gross profit

  $ 1,198     $ 1,565     $ 3,929     $ 3,549