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Note 9 - Segments and Geographic Information (Tables) | 3 Months Ended
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Mar. 31, 2014
Segment Reporting [Abstract] |
Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table Text Block] |
|  | Three months ended March 31, |
|  | 2014 |  |  | 2013 |
Solutions: |  |  |  |  |  |  |  |
Net sales |  | $ | 2,188 |  |  | $ | 1,807 |
Cost of sales |  |  | 1,565 |  |  |  | 1,523 |
Gross profit |  |  | 623 |  |  |  | 284 |
Operating expenses: |  |  |  |  |  |  |  |
Selling, general, and administrative |  |  | 431 |  |  |  | 472 |
Segment income (loss) |  | $ | 192 |  |  | $ | (188 | )
Products: |  |  |  |  |  |  |  |
Net sales |  | $ | 2,731 |  |  | $ | 2,651 |
Cost of sales |  |  | 1,932 |  |  |  | 2,052 |
Gross profit |  |  | 799 |  |  |  | 599 |
Operating expenses: |  |  |  |  |  |  |  |
Research and development |  |  | 63 |  |  |  | 37 |
Selling, general, and administrative |  |  | 795 |  |  |  | 584 |
Total operating expenses |  |  | 858 |  |  |  | 621 |
Segment loss |  | $ | (59 | ) |  | $ | (22 | )
Reconciliation of segment income (loss) to net loss: |  |  |  |  |  |  |  |
Segment income (loss): |  |  |  |  |  |  |  |
Solutions |  | $ | 192 |  |  | $ | (188 | )
Products |  |  | (59 | ) |  |  | (22 | )
Total segment income (loss) |  |  | 133 |  |  |  | (210 | )
Operating expenses: |  |  |  |  |  |  |  |
Research and development |  |  | 128 |  |  |  | - |
Selling, general, and administrative |  |  | 1,078 |  |  |  | 1,026 |
Total operating expenses |  |  | 1,206 |  |  |  | 1,026 |
Other expense |  |  | (2,978 | ) |  |  | (220 | )
Loss from continuing operations before income taxes |  |  | (4,051 | ) |  |  | (1,456 | )
Benefit for income taxes |  |  | 1 |  |  |  | - |
Net loss from continuing operations |  | $ | (4,050 | ) |  | $ | (1,456 | )
Reconciliation of Revenue from Segments to Consolidated [Table Text Block] |
|  | Three months ended March 31, |
|  | 2014 |  |  | 2013 |
Products segment net sales: |  |  |  |  |  |  |  |
Commercial products |  | $ | 1,166 |  |  | $ | 1,641 |
Government products/R&D services |  |  | 1,565 |  |  |  | 1,010 |
Total products segment net sales |  |  | 2,731 |  |  |  | 2,651 |
Products segment cost of sales: |  |  |  |  |  |  |  |
Commercial products |  |  | 771 |  |  |  | 1,153 |
Government products/R&D services |  |  | 1,161 |  |  |  | 899 |
Total products segment cost of sales |  |  | 1,932 |  |  |  | 2,052 |
Products segment gross profit: |  |  |  |  |  |  |  |
Commercial products |  |  | 395 |  |  |  | 488 |
Government products/R&D services |  |  | 404 |  |  |  | 111 |
Total products segment gross profit |  | $ | 799 |  |  | $ | 599 |
Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area [Table Text Block] |
|  | Three months ended March 31, |
|  | 2014 |  |  | 2013 |
United States |  | $ | 4,283 |  |  | $ | 3,885 |
International |  |  | 636 |  |  |  | 573 |
Net sales |  | $ | 4,919 |  |  | $ | 4,458 |
Schedule of Disclosure on Geographic Areas, Long-Lived Assets in Individual Foreign Countries by Country [Table Text Block] |
|  | March 31, |  |  | December 31, |
|  | 2014 |  |  | 2013 |
United States |  | $ | 526 |  |  | $ | 582 |
International |  |  | 31 |  |  |  | 9 |
Long-lived assets, net |  | $ | 557 |  |  | $ | 591 |

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