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Note 10 - Segments and Geographic Information (Tables)
6 Months Ended
Jun. 30, 2014
Segment Reporting [Abstract]  
Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table Text Block]
   

Three months ended

   

Six months ended

 
   

June 30,

   

June 30,

 
   

2014

   

2013

   

2014

   

2013

 

Solutions:

                               

Net sales

  $ 1,133     $ 1,983     $ 3,321     $ 3,790  

Cost of sales

    948       1,775       2,513       3,298  

Gross profit

    185       208       808       492  

Operating expenses:

                               

Selling, general, and administrative

    352       476       783       948  

Loss on impairment

    -       325       -       325  

Total operating expenses

    352       801       783       1,273  

Segment (loss) income

  $ (167 )   $ (593 )   $ 25     $ (781 )
                                 

Products:

                               

Net sales

  $ 5,566     $ 3,670     $ 8,297     $ 6,321  

Cost of sales

    3,577       2,640       5,509       4,692  

Gross profit

    1,989       1,030       2,788       1,629  

Operating expenses:

                               

Research and development

    55       172       118       209  

Selling, general, and administrative

    1,223       1,025       2,018       1,609  

Total operating expenses

    1,278       1,197       2,136       1,818  

Segment income (loss)

  $ 711     $ (167 )   $ 652     $ (189 )
                                 

Reconciliation of segment income (loss) to net loss:

                               

Segment income (loss):

                               

Solutions

  $ (167 )   $ (593 )   $ 25     $ (781 )

Products

    711       (167 )     652       (189 )

Total segment income (loss)

    544       (760 )     677       (970 )

Operating expenses:

                               

Research and development

    148       -       276       -  

Selling, general, and administrative

    958       970       2,036       1,996  

Change in estimate of contingent liabilities

    -       12       -       12  

Total operating expenses

    1,106       982       2,312       2,008  

Other (expense) income

    (61 )     580       (3,039 )     360  

Loss from continuing operations before income taxes

    (623 )     (1,162 )     (4,674 )     (2,618 )

Benefit (provision) for income taxes

    1       -       2       -  

Net loss from continuing operations

  $ (622 )   $ (1,162 )   $ (4,672 )   $ (2,618 )
Reconciliation of Revenue from Segments to Consolidated [Table Text Block]
   

Three months ended

   

Six months ended

 
   

June 30,

   

June 30,

 
   

2014

   

2013

   

2014

   

2013

 

Products segment net sales:

                               

Commercial

  $ 1,929     $ 1,647     $ 3,095     $ 3,288  

Government

    3,620       1,603       5,162       1,856  

R&D services

    17       420       40       1,177  

Total products segment net sales

    5,566       3,670       8,297       6,321  
                                 

Products segment cost of sales:

                               

Commercial

    1,194       1,168       1,965       2,321  

Government

    2,387       1,060       3,525       1,301  

R&D services

    (4 )     412       19       1,070  

Total products segment cost of sales

    3,577       2,640       5,509       4,692  
                                 

Products segment gross profit:

                               

Commercial

    735       479       1,130       967  

Government

    1,233       543       1,637       555  

R&D services

    21       8       21       107  

Total products segment gross profit

  $ 1,989     $ 1,030     $ 2,788     $ 1,629  
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,

 
   

2014

   

2013

   

2014

   

2013

 
                                 

United States

  $ 5,590     $ 4,885     $ 9,873     $ 8,770  

International

    1,109       768       1,745       1,341  

Net sales

  $ 6,699     $ 5,653     $ 11,618     $ 10,111  
Schedule of Disclosure on Geographic Areas, Long-Lived Assets in Individual Foreign Countries by Country [Table Text Block]
   

June 30,

   

December 31,

 
   

2014

   

2013

 
                 

United States

  $ 527     $ 582  

International

    31       9  

Long-lived assets, net

  $ 558     $ 591