Quarterly report pursuant to Section 13 or 15(d)

Net Income Per Share

v2.4.0.8
Net Income Per Share
 6 Months Ended
Jun. 30, 2013
Earnings Per Share [Abstract]  
Net Income Per Share
Net Income Per Share

The following table sets forth the computation of basic and diluted net income per share:
 
 
Three months ended
 
Six months ended
 
 
June 30,
2013
 
June 30,
2012
 
June 30, 2013
 
June 30, 2012
Numerator:
 
 
 
 
 
 
 
 
Numerator for basic and diluted income per share - net income
 
$
13,831

 
$
14,167

 
$
24,685

 
$
24,440

Denominator (in thousands):
 
 

 
 

 
 
 
 
Denominator for basic income per share - weighted-average shares
 
30,161

 
28,908

 
29,838

 
28,800

Effect of dilutive stock options (in thousands)
 
476

 
474

 
537

 
533

Effect of dilutive performance shares (in thousands)
 
9

 
—

 
6

 
—

Effect of dilutive non-vested shares and deferred stock units (in thousands)
 
90

 
63

 
96

 
69

Denominator for diluted income per share - adjusted weighted-average shares
 
30,736

 
29,445

 
30,477

 
29,402

Basic net income per share
 
$
0.46

 
$
0.49

 
$
0.83

 
$
0.85

Diluted net income per share
 
$
0.45

 
$
0.48

 
$
0.81

 
$
0.83



The number of instruments that could potentially dilute net income per basic share in the future, but that were not included in the computation of net income per diluted share because to do so would have been anti-dilutive for the periods presented, are as follows:
 
June 30,
2013
 
June 30,
2012
Anti-dilutive stock options (in thousands)
176

 
213

Anti-dilutive performance shares (in thousands)
—

 
19

Anti-dilutive non-vested shares and deferred stock units (in thousands)
—

 
81

Total anti-dilutive shares (in thousands)
176

 
313