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Stock-Based Compensation (Tables) | 9 Months Ended
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Sep. 30, 2020
Share-based Payment Arrangement [Abstract] |
Unrecognized compensation expense is expected to be recognized | At September 30, 2020, the Company had unrecognized compensation expense of $4,612 related to granted but unvested stock awards, which is to be recognized as follows:
Remainder of 2020 |  | $ | 922 |
2021 |  | 2,317 |
2022 |  | 864 |
2023 |  | 509 |
2024 |  | — |
Total |  | $ | 4,612 |
Summary of restricted stock activity | The following table summarizes restricted stock activity under the Plans from December 31, 2019 through September 30, 2020:
| Number of Shares |  | Weighted Average
Unvested, December 31, 2019 | 2,618 |  |  | $ | 6.91 |
Granted | — |  |  | $ | — |
Vested | (324) |  |  | $ | 11.77 |
Forfeited | (57) |  |  | $ | 13.16 |
Unvested, September 30, 2020 | 2,237 |  |  | $ | 4.85 |

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