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Stockholders' Equity (Tables) | 3 Months Ended
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Mar. 31, 2020
Equity [Abstract] |
Schedule of reserved shares of common stock for issuance | The Company had reserved shares of common stock for issuance as follows:
| March 31, 2020 |  | December 31, 2019
Stock options and restricted stock units issued and outstanding | 5,988,461 |  |  | 5,562,484 |
Stock options and restricted stock units available for grant under stock option plans | 3,200,200 |  |  | 1,954,804 |
Common stock available for the Employee Stock Purchase Plan | 112,226 |  |  | 173,168 |
Total | 9,300,887 |  |  | 7,690,456 |

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- Definition Tabular disclosure of number of common shares reserved for future issuance. + References No definition available. + Details
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