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Stock Based Compensation (Tables)
 3 Months Ended
Mar. 31, 2017
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]  
Summary of Nonvested RSU Awards Activity

The table below summarizes nonvested RSU awards activity for the three months ended March 31, 2017:

 

 

 

Shares

 

 

Weighted-Average Grant Date Fair Value

 

Nonvested RSUs at December 31, 2016

 

 

781,500

 

 

$

12.53

 

Granted

 

 

48,000

 

 

$

13.38

 

Forfeited

 

 

(25,000

)

 

$

13.30

 

Vested

 

 

(285,875

)

 

$

12.24

 

Nonvested RSUs at March 31, 2017

 

 

518,625

 

 

$

12.72