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Stock-Based Compensation (Tables)
 12 Months Ended
Dec. 31, 2016
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Summary of Restricted Stock Awards
The following table summarizes restricted stock award activity for the years ended December 31, 2016 and 2015:
 
Shares
Weighted Average Share Price
Unvested balance at December 31, 2014
155,040

$
12.23

Granted
272,300

12.70

Vested
(32,643
)
12.23

Unvested balance at December 31, 2015
394,697

12.56

Granted
20,770

13.13

Vested
(121,899
)
12.60

Forfeited
(7,500
)
10.87

Unvested balance at December 31, 2016
286,068

$
12.63