Stock-based Compensation - Summary of PSU Activity (Details) - PSU |
6 Months Ended |
|---|---|
|
Jun. 30, 2020
$ / shares
shares
| |
| Number of Shares | |
| Unvested at beginning of period (in shares) | shares | 297,789 |
| Granted (in shares) | shares | 0 |
| Vested (in shares) | shares | 0 |
| Forfeited (in shares) | shares | (74,442) |
| Unvested at end of period (in shares) | shares | 223,347 |
| Weighted Average Fair Value | |
| Unvested at beginning of period (in dollars per share) | $ / shares | $ 1.36 |
| Granted (in dollars per share) | $ / shares | 0 |
| Vested (in dollars per share) | $ / shares | 0 |
| Forfeited (in dollars per share) | $ / shares | 0 |
| Unvested at end of period (in dollars per share) | $ / shares | $ 1.36 |