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Stock-Based Compensation (Tables)
9 Months Ended
Sep. 30, 2018
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Restricted Stock Units and Restricted Stock Activity

A summary of restricted stock unit activity is presented below:

 

     Restricted
Stock
Units
     Weighted-
Average
Grant-Date
Fair Value
 

Unvested as of July 1, 2018

     499,335      $ 10.57  

Granted

     48,444        6.66  

Vested

     1,143        12.27  

Forfeited

     (4,500      10.65  
  

 

 

    

Unvested as of September 30, 2018

     544,422      $ 9.57  
  

 

 

    

A summary of restricted stock activity is presented below:

 

     Shares      Weighted-
Average
Grant-Date
Fair Value
 

Unvested as of July 1, 2018

     156,786      $ 6.54  

Granted

     —          —    

Vested

     (7,500      4.90  

Forfeited

     (24,286      5.51  
  

 

 

    

Unvested as of September 30, 2018

     125,000      $ 6.85