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Segment Reporting and Concentrations (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2016 | Sep. 30, 2015 | Sep. 30, 2016 | Sep. 30, 2015 | Dec. 31, 2015
Segment Reporting Information [Line Items] |  |  |  |  |  |
Revenues |  | $ 16,060 | $ 15,135 | $ 47,400 | $ 43,000 |
Income (loss) before provision for income taxes |  | (2,520) | 736 | (3,723) | (1,882) |
Total assets |  | 50,913 |  | 50,913 |  | $ 51,237
Before Intersegment Eliminations [Member] |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Income (loss) before provision for income taxes | [1] | (2,520) | 736 | (3,723) | (1,882) |
After Intersegment Eliminations [Member] |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Income (loss) before provision for income taxes | [2] | (2,520) | 736 | (3,723) | (1,882) |
DDS [Member] |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Revenues |  | 12,052 | 13,474 | 38,928 | 38,035 |
Total assets |  | 29,505 |  | 29,505 |  | 41,842
DDS [Member] | Before Intersegment Eliminations [Member] |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Income (loss) before provision for income taxes | [1] | (1,132) | 2,534 | 1,195 | 3,596 |
DDS [Member] | After Intersegment Eliminations [Member] |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Income (loss) before provision for income taxes | [2] | (1,882) | 1,892 | (980) | 1,755 |
IADS [Member] |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Revenues |  | 1,028 | 484 | 3,090 | 1,434 |
Total assets |  | 735 |  | 735 |  | 1,026
IADS [Member] | Before Intersegment Eliminations [Member] |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Income (loss) before provision for income taxes | [1] | (1,296) | (1,496) | (3,754) | (4,590) |
IADS [Member] | After Intersegment Eliminations [Member] |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Income (loss) before provision for income taxes | [2] | (553) | (861) | (1,598) | (2,773) |
MIS [Member] |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Revenues |  | 2,980 | 1,177 | 5,382 | 3,531 |
Total assets |  | 20,673 |  | 20,673 |  | $ 8,369
MIS [Member] | Before Intersegment Eliminations [Member] |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Income (loss) before provision for income taxes | [1] | (92) | (302) | (1,164) | (888) |
MIS [Member] | After Intersegment Eliminations [Member] |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |
Income (loss) before provision for income taxes | [2] | $ (85) | $ (295) | $ (1,145) | $ (864) |
[1] | Before elimination of any inter-segment profits
[2] | After elimination of any inter-segment profits

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