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Stock-Based Compensation (Tables) | 9 Months Ended
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Sep. 30, 2019
Stock-Based Compensation |
Schedule of stock-based compensation expense | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended September 30, | ​ | Nine Months Ended September 30,
(In thousands) |  | 2019 |  | 2018 |  | 2019 |  | 2018
General and administrative | ​ | $ | 489 | ​ | $ | (874) | ​ | $ | 1,568 | ​ | $ | 2,747
Schedule of unrecognized stock-based compensation cost | As of September 30, 2019, unrecognized stock-based compensation cost was as follows: ​
​ | ​ | ​ | ​
​ | ​ | Unrecognized
​ | ​ | Compensation
(In thousands) |  | Cost
RSUs | ​ | $ | 733
RSAs | ​ | ​ | 1,067
Total unrecognized compensation cost | ​ | $ | 1,800

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