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Fair Value Measurements (Details Narrative) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2020 | Jun. 30, 2019 | Dec. 31, 2019
Average value | $ 114 | $ (234) | $ 120 | $ (242) |
Lattice Model [Member] |  |  |  |  |
Average value |  |  | 193 |  | $ 73
Lattice Model [Member] | Minimum [Member] |  |  |  |  |
Average value |  |  | 174 |  | 60
Lattice Model [Member] | Maximum [Member] |  |  |  |  |
Average value |  |  | $ 243 |  | $ 120
Level 3 [Member] |  |  |  |  |
Percentage for discount rate |  |  | 10.00% |  |

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