License and Other Agreements - Schedule of Fair Value Warrants Using Black-Scholes pricing Model (Details) - MacroGenics, Inc. [Member] |
May 07, 2018
$ / shares
|
|---|---|
| Fair value assumptions, Fair value of common stock on May 7, 2018 | $ 2.58 |
| Exercise Price [Member] | |
| Fair value assumptions, measurement input, per share | $ 2.50 |
| Expected Volatility [Member] | |
| Fair value assumptions, measurement input, percentages | 62.00% |
| Expected Dividend Yield [Member] | |
| Fair value assumptions, measurement input, percentages | 0.00% |
| Contractual Term (In Years) [Member] | |
| Fair value assumptions, measurement input, term | 7 years |
| Risk Free Interest Rate [Member] | |
| Fair value assumptions, measurement input, percentages | 2.86% |