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Earn-out Milestone Liability (Details Narrative) - USD ($) |  | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Jun. 20, 2014 | Jun. 30, 2018 | Mar. 31, 2018 | Jun. 30, 2017 | Mar. 31, 2017 | Jun. 30, 2018 | Jun. 30, 2017 | Dec. 31, 2017 | Dec. 31, 2016
Gain (Loss) from Change in Fair Value of Earn out Milestone Liability |  |  |  |  |  | $ 547,324 |  |  |
Minimum [Member] |  |  |  |  |  |  |  |  |
Risk adjusted assessment of each milestone |  | 35.00% | 35.00% | 50.00% | 50.00% | 35.00% | 50.00% | 35.00% | 50.00%
Estimated Time to Achieve the Milestone |  |  | 1 year 29 days |  | 1 year 9 months | 9 months 29 days | 1 year 6 months | 1 year 3 months 29 days | 2 years
Maximum [Member] |  |  |  |  |  |  |  |  |
Risk adjusted assessment of each milestone |  | 80.00% | 80.00% | 80.00% | 80.00% | 80.00% | 80.00% | 80.00% | 80.00%
Estimated Time to Achieve the Milestone |  |  | 1 year 2 months 30 days |  | 2 years 2 months 30 days | 1 year | 2 years | 1 year 6 months | 2 years 6 months
EGEN Inc [Member] |  |  |  |  |  |  |  |  |
Future earn-out payments | $ 30,400,000 |  |  |  |  |  |  | $ 24,400,000 |
Fair value of Acquisition consideration | $ 13,900,000 |  | $ 12,800,000 |  | $ 13,500,000 | $ 13,100,000 | $ 13,800,000 | $ 12,500,000 | $ 13,200,000
Gain (Loss) from Change in Fair Value of Earn out Milestone Liability |  | $ 270,195 |  | $ 292,228 |  | $ 547,324 | $ 575,979 |  |
EGEN Inc [Member] | Minimum [Member] |  |  |  |  |  |  |  |  |
Risk adjusted assessment of each milestone | 10.00% |  |  |  |  |  |  |  |
Estimated Time to Achieve the Milestone | 1 year 6 months |  |  |  |  |  |  |  |
EGEN Inc [Member] | Maximum [Member] |  |  |  |  |  |  |  |  |
Future earn-out payments | $ 30,400,000 |  |  |  |  |  |  |  |
Risk adjusted assessment of each milestone | 67.00% |  |  |  |  |  |  |  |
Estimated Time to Achieve the Milestone | 2 years 6 months |  |  |  |  |  |  |  |

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