Summary of Significant Accounting Policies - Schedule of Assets Measured on Recurring Basis (Detail) - Fair Value, Measurements, Recurring [Member] - USD ($) |
Mar. 31, 2020 |
Dec. 31, 2019 |
|---|---|---|
| Assets: | ||
| Cash and cash equivalents | $ 34,584,710 | $ 38,524,536 |
| Total assets | 34,584,710 | 38,524,536 |
| Level 1 [Member] | ||
| Assets: | ||
| Cash and cash equivalents | 34,584,710 | 38,524,536 |
| Total assets | $ 34,584,710 | $ 38,524,536 |