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Stock Based Compensation (Tables)
 12 Months Ended
Dec. 31, 2018
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:
 
2018
 
2017
 
2016
 
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
141,095

 
$
16.79

 
158,261

 
$
14.55

 
112,907

 
$
16.86

Granted
315,429

 
11.32

 
84,643

 
19.17

 
122,963

 
12.59

Vested
(82,067
)
 
16.57

 
(95,717
)
 
15.25

 
(49,183
)
 
14.16

Forfeited
(24,572
)
 
16.91

 
(6,092
)
 
17.93

 
(28,426
)
 
15.93

Unvested - end of year
349,885

 
$
10.62

 
141,095

 
$
16.79

 
158,261

 
$
14.55