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Earnings Per Share
3 Months Ended
Mar. 31, 2013
Earnings Per Share [Abstract]  
Earnings Per Share
Note 2 – Earnings Per Share

We calculate basic earnings per share (EPS) by dividing net income by the weighted average number of common shares outstanding.  We include outstanding unvested restricted stock awards of our common stock in the basic weighted average share calculation.  Diluted EPS includes the dilutive effects of other share-based awards.  Stock options with exercise prices that are higher than the average market prices of our common stock are excluded from the diluted EPS calculation because their effect is anti-dilutive.

The table below presents the computation of earnings per share, including the reconciliation of basic and diluted weighted average shares outstanding (in thousands, except EPS):

 
 
Three Months Ended
 
 
March 31,
 
 
2013
 
2012
Net income
 
$
3,440

 
$
3,651

 
 
 
 
 
Weighted average shares outstanding:
 
 
 
 
Basic
 
46,385

 
47,519

Effect of dilutive securities:
 
 
 
 
Stock options and employee stock purchase plan
 
1,195

 
1,079

Diluted
 
47,580

 
48,598

 
 
 
 
 
Earnings per share:
 
 
 
 
Basic
 
$
0.07

 
$
0.08

Diluted
 
$
0.07

 
$
0.08

 
 
 
 
 
Anti-dilutive stock options excluded from diluted earnings per share computations
 
3

 
1,199