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Earnings Per Share
 6 Months Ended
Jun. 30, 2014
Earnings Per Share [Abstract]  
Earnings Per Share
Earnings Per Share

The following table sets forth the computation of basic and diluted earnings per share (unaudited, in thousands, except per share data):
 
 
Three Months Ended
 
Six Months Ended
 
 
June 30,
 
June 30,
 
 
2014
 
2013
 
2014
 
2013
Numerator:
 
 
 
 
 
 
 
 
Income from continuing operations for calculating basic and diluted earnings per share
 
$
16,015

 
$
15,654

 
$
38,969

 
$
35,834

Income (loss) from discontinued operations
 
—

 
9

 
(272
)
 
93

Net income for calculating basic and diluted earnings per share
 
$
16,015

 
$
15,663

 
$
38,697

 
$
35,927

 
 
 
 
 
 
 
 
 
Denominator:
 
 
 
 
 
 
 
 
Weighted-average common shares for calculating basic earnings per share
 
28,938

 
29,167

 
28,945

 
29,240

Effect of dilutive securities:
 
 
 
 
 
 
 
 
Stock options and nonvested awards
 
403

 
436

 
396

 
539

Weighted-average common shares for calculating diluted earnings per share
 
29,341

 
29,603

 
29,341

 
29,779

 
 
 
 
 
 
 
 
 
Basic earnings per share:
 
 
 
 
 
 
 
 
Income from continuing operations
 
$
0.55

 
$
0.54

 
$
1.35

 
$
1.23

Income (loss) from discontinued operations
 
—

 
—

 
(0.01
)
 
—

Net income per basic share
 
$
0.55

 
$
0.54

 
$
1.34

 
$
1.23

 
 
 
 
 
 
 
 
 
Diluted earnings per share:
 
 
 
 
 
 
 
 
Income from continuing operations
 
$
0.55

 
$
0.53

 
$
1.33

 
$
1.21

Income (loss) from discontinued operations
 
—

 
—

 
(0.01
)
 
—

Net income per diluted share
 
$
0.55

 
$
0.53

 
$
1.32

 
$
1.21