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Share-Based Compensation (Tables)
9 Months Ended
Sep. 30, 2018
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Schedule of Stock Option Activity, Weighted Average Exercise Prices and Options Outstanding
The following table sets forth a summary of the stock option activity, weighted average exercise prices and options outstanding as of September 30, 2018 and September 30, 2017.
 
For the nine months ended September 30,
 
2018
 
2017
 
Common
Stock
Options
 
Weighted
Average
Exercise
Price
 
Common
Stock
Options
 
Weighted
Average
Exercise
Price
Outstanding at beginning of period:
2,130

 
$
13.43

 
2,167

 
$
13.33

Granted

 
$

 

 
$

Exercised
(25
)
 
$
10.75

 
(37
)
 
$
7.39

Expired or forfeited

 
$

 

 
$

Outstanding at end of period:
2,105

 
$
13.47

 
2,130

 
$
13.43

Schedule of Company's Outstanding, Nonvested Restricted Share Units and Performance Restricted Stock Units
A summary of the Company's PRSU activity is presented below:

 
For the nine months ended September 30,
 
2018
 
2017
 
Units
 
Weighted
Average
Grant-Date
Fair Value
 
Units
 
Weighted
Average
Grant-Date
Fair Value
Outstanding at beginning of period:
278

 
$
17.00

 
290

 
$
16.01

Granted
123

 
$
19.46

 
128

 
$
20.42

Performance condition adjustments
(28
)
 
$
19.49

 
(67
)
 
$
20.55

Released
(61
)
 
$
15.04

 
(64
)
 
$
14.87

Forfeited
(12
)
 
$
16.16

 

 
$

Outstanding at end of period:
300

 
$
18.05

 
287

 
$
17.07

A summary of the Company's outstanding, non-vested restricted share units is presented below:

 
For the nine months ended September 30,
 
2018
 
2017
 
Units
 
Weighted
Average
Grant-Date
Fair Value
 
Units
 
Weighted
Average
Grant-Date
Fair Value
Outstanding at beginning of period:
532

 
$
21.05

 
569

 
$
20.81

Granted
211

 
$
19.20

 
124

 
$
21.21

Released
(158
)
 
$
20.66

 
(175
)
 
$
20.61

Forfeited
(34
)
 
$
20.36

 
(30
)
 
$
21.21

Outstanding at end of period:
551

 
$
20.37

 
488

 
$
20.97