Commitments and Contingencies (Details) - USD ($) |
1 Months Ended | 12 Months Ended | |
|---|---|---|---|
Jun. 15, 2012 |
Dec. 31, 2019 |
Dec. 31, 2018 |
|
| Oak Ridge National Laboratory [Member] | |||
| Commitments and Contingencies (Textual) | |||
| Purchase of materials | $ 200,000 | $ 300,000 | |
| Fred Hutchinson Cancer Research Center [Member] | License and Sponsored Research Agreement [Member] | |||
| Commitments and Contingencies (Textual) | |||
| Description of royalty payment | Royalty payments of 2% of net sales will be due to FHCRC. | ||
| Milestone payment | $ 1,000,000 | ||
| Goodwin [Member] | |||
| Commitments and Contingencies (Textual) | |||
| Research and development costs | 1,500,000 | 1,200,000 | |
| Project remaining cost | 300,000 | ||
| Medpace, Inc [Member] | |||
| Commitments and Contingencies (Textual) | |||
| Total project estimated to cost | 11,900,000 | ||
| Research and development costs | $ 3,100,000 | $ 3,100,000 | |