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Segment Reporting and Concentrations (Details) - USD ($) $ in Thousands | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2017 | Mar. 31, 2016 | Dec. 31, 2016 | Dec. 31, 2015
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues |  | $ 14,953 | $ 15,698 |  |
Income (loss) before provision for income taxes |  | (1,383) | 409 |  |
Assets |  | 48,585 |  | $ 47,588 |
Goodwill |  | 2,747 | 1,531 | 2,734 | $ 1,476
Before Intersegment Eliminations [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Income (loss) before provision for income taxes | [1] | (1,383) | 409 |  |
After Intersegment Eliminations [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Income (loss) before provision for income taxes | [2] | (1,383) | 409 |  |
IADS [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues |  | 1,002 | 897 |  |
Assets |  | 1,184 |  | 1,282 |
IADS [Member] | Before Intersegment Eliminations [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Income (loss) before provision for income taxes | [1] | (1,146) | (1,369) |  |
IADS [Member] | After Intersegment Eliminations [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Income (loss) before provision for income taxes | [2] | (414) | (671) |  |
MIS [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Income (loss) before provision for income taxes |  | 2,596 | 1,157 |  |
Assets |  | 21,805 |  | 21,874 |
Goodwill |  | 2,072 |  | 2,059 |
MIS [Member] | Before Intersegment Eliminations [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Income (loss) before provision for income taxes | [1] | (162) | (468) |  |
MIS [Member] | After Intersegment Eliminations [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Income (loss) before provision for income taxes | [2] | (152) | (462) |  |
DDS [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Revenues |  | 11,355 | 13,644 |  |
Assets |  | 25,596 |  | 24,432 |
Goodwill |  | 675 |  | $ 675 |
DDS [Member] | Before Intersegment Eliminations [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Income (loss) before provision for income taxes | [1] | (75) | 2,246 |  |
DDS [Member] | After Intersegment Eliminations [Member] |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |
Income (loss) before provision for income taxes | [2] | $ (817) | $ 1,542 |  |
[1] | Before elimination of any inter-segment profits
[2] | After elimination of any inter-segment profits

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