Stock-based Compensation - Schedule Of Recognized Stock-based Compensation Expense (Details) - USD ($) |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2019 |
Sep. 30, 2018 |
Sep. 30, 2019 |
Sep. 30, 2018 |
|
| Total Stock-based compensation | $ 232,175 | $ 648,302 | $ 542,592 | $ 848,612 |
| Research And Development [Member] | ||||
| Total Stock-based compensation | 20,416 | 73,463 | 92,503 | 91,511 |
| General And Administrative [Member] | ||||
| Total Stock-based compensation | $ 211,759 | $ 574,839 | $ 450,089 | $ 781,421 |