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Stock-Based Compensation Plan (Tables)
 6 Months Ended
Jun. 30, 2015
Share-based Compensation [Abstract]  
Restricted Stock Activity
 
Six Months Ended
 
June 30,
 
2015
 
2014
 
Shares
 
Weighted
Average
Grant Date
Fair Value
 
Shares
 
Weighted
Average
Grant Date
Fair Value
Nonvested, beginning of period
15,151

 
$
22.27

 
17,050

 
$
19.92

Granted
14,650

 
23.85

 
14,900

 
23.50

Vested
(6,250
)
 
20.95

 
(10,009
)
 
19.65

Forfeited
—

 
—

 
(790
)
 
21.80

Nonvested, end of period
23,551

 
$
23.61

 
21,151

 
$
22.50