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Stock Based Compensation (Tables)
 12 Months Ended
Dec. 31, 2016
Employee Stock Option [Member]  
Stock based compensation:  
Activity relating to stock options
The following summarizes the activity relating to stock options under the plans mentioned above for the years ended December 31:
 
2016
 
2015
 
2014
 
Number
of
Options
 
Wtd. Avg.
Exercise Price
 
Number
of
Options
 
Wtd. Avg.
Exercise Price
 
Number
of
Options
 
Wtd. Avg.
Exercise Price
Outstanding - beginning of year
—

 
$
—

 
3,000

 
$
6.40

 
227,750

 
$
3.57

Granted
—

 
—

 
—

 
—

 
—

 
—

Exercised
—

 
—

 
(3,000
)
 
6.40

 
(224,750
)
 
3.53

Forfeited
—

 
—

 
—

 
—

 
—

 
—

Outstanding - end of year
—

 
$
—

 
—

 
$
—

 
3,000

 
$
6.40

Exercisable at December 31
—

 
$
—

 
—

 
$
—

 
3,000

 
$
6.40

Vested or expected to vest at December 31
—

 
$
—

 
—

 
$
—

 
3,000

 
$
6.40
Restricted Stock [Member]  
Stock based compensation:  
Status and changes of restricted stock
The following summarizes the status of Restricted Stock and changes during the years ended December 31:
 
2016
 
2015
 
2014
 
Number
of
Shares
 
Wtd. Avg.
Grant Date
Fair Value
 
Number
of
Shares
 
Wtd. Avg.
Grant Date
Fair Value
 
Number
of
Shares
 
Wtd. Avg.
Grant Date
Fair Value
Unvested - beginning of year
112,907

 
$
16.86

 
104,068

 
$
10.79

 
98,281

 
$
8.91

Granted
122,963

 
12.59

 
56,662

 
24.39

 
81,763

 
12.04

Vested
(49,183
)
 
14.16

 
(46,629
)
 
11.82

 
(75,976
)
 
10.03

Forfeited
(28,426
)
 
15.93

 
(1,194
)
 
24.39

 
—

 
—

Unvested - end of year
158,261

 
$
14.55

 
112,907

 
$
16.86

 
104,068

 
$
10.79