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OPERATING SEGMENT AND GEOGRAPHIC INFORMATION (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2014 | Jun. 30, 2013 | Jun. 30, 2014 operating_segments | Jun. 30, 2013 | Dec. 31, 2013
Segment Reporting Information [Line Items] |  |  |  |  |
Number of operating segments (in operating segments) |  |  | 2 |  |
Net Sales | $ 6,764 | $ 7,306 | $ 13,015 | $ 14,680 |
Gross Profit | 2,393 | 2,973 | 4,887 | 6,228 |
Net Loss before Taxes | (3,901) | (2,873) | (7,572) | (6,394) |
Income Tax Expense (Benefit) | (8) | (6) | 497 | 60 |
Net Loss | (3,893) | (2,867) | (8,069) | (6,454) | (15,987)
Depreciation/Amortization | 488 | 687 | 981 | 1,431 |
Interest expense, net | 146 | 151 | 328 | 304 |
Total Assets | 31,091 | 39,363 | 31,091 | 39,363 | 30,278
Laboratory services |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net Sales | 3,843 | 4,012 | 7,531 | 8,439 |
Gross Profit | 1,490 | 1,853 | 3,122 | 4,046 |
Net Loss before Taxes | (3,277) | (2,181) | (6,261) | (5,267) |
Income Tax Expense (Benefit) | 40 | 0 | 549 | 0 |
Net Loss | (3,317) | (2,181) | (6,810) | (5,267) |
Depreciation/Amortization | 438 | 646 | 878 | 1,209 |
Interest expense, net | 83 | 84 | 190 | 219 |
Total Assets | 23,370 | 27,834 | 23,370 | 27,834 |
Genetic Assays and Platforms [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net Sales | 2,921 | 3,294 | 5,484 | 6,241 |
Gross Profit | 903 | 1,120 | 1,765 | 2,182 |
Net Loss before Taxes | (624) | (692) | (1,311) | (1,127) |
Income Tax Expense (Benefit) | (48) | (6) | (52) | 60 |
Net Loss | (576) | (686) | (1,259) | (1,187) |
Depreciation/Amortization | 50 | 41 | 103 | 222 |
Interest expense, net | 63 | 67 | 138 | 85 |
Total Assets | 7,721 | 11,529 | 7,721 | 11,529 |
United states |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net Sales | 4,870 | 5,797 | 9,633 | 11,146 |
Italy |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net Sales | 337 | 372 | 722 | 827 |
All Other Countries [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Net Sales | $ 1,557 | $ 1,137 | $ 2,660 | $ 2,707 |
Maximum | All Other Countries [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Percent of revenue from countries not separately disclosed |  |  | 5.00% |  |
Minimum | United states |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Long-lived asset percentage held in a specific location | 99.00% |  | 99.00% |  |

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