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Earnings per Share
 9 Months Ended
Sep. 30, 2014
Earnings Per Share, Basic and Diluted [Abstract]  
Earnings per Share
Earnings per Share
The following table sets forth the computation of basic and diluted earnings per share:
 
Three Months Ended 
 September 30,
 
Nine Months Ended 
 September 30,
(Dollars and shares in thousands, except per share data)
2014
 
2013
 
2014
 
2013
Numerator for basic and diluted earnings per share—income available to common shareholders
$
6,235

 
$
6,039

 
$
17,041

 
$
16,267

Denominator for basic earnings per share—weighted-average shares outstanding
16,226

 
16,658

 
16,241

 
16,714

Effect of dilutive securities—employee stock options and awards
88

 
84

 
90

 
61

Denominator for diluted earnings per share—adjusted weighted-average shares outstanding
16,314

 
16,742

 
16,331

 
16,775

Basic earnings per share
$
0.38

 
$
0.36

 
$
1.05

 
$
0.97

Diluted earnings per share
$
0.38

 
$
0.36

 
$
1.04

 
$
0.97

Average anti-dilutive options and awards excluded from computation of diluted earnings per share
503

 
470

 
499

 
567