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Stock-Based Compensation (Tables)
3 Months Ended
Mar. 31, 2019
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 January 1, 2019
 
 
429,833
 
 
$
9.77
 
Granted
 
 
144,518
 
 
 
3.90
 
Vested
 
 
(18,417
)
 
 
10.13
 
Forfeited
 
 
(5,000
)
 
 
3.75
 
Unvested as of March 31, 2019
 
 
550,934
 
 
$
6.92
 
 
A summary of restricted stock activity is presented below:
 
 
 
Shares
 
 
Weighted-

Average

Grant-Date

Fair Value
 
Unvested as of January 1, 2019
 
 
101,500
 
 
$
6.42
 
Granted
 
 
 
 
 
 
Vested
 
 
(1,500
)
 
 
3.59
 
Forfeited
 
 
(500
)
 
 
3.75
 
Unvested as of March 31, 2019
 
 
99,500
 
 
$
4.92