XML 87 R11.htm IDEA: XBRL DOCUMENT v2.4.0.6
EARNINGS PER SHARE
 12 Months Ended
Dec. 31, 2012
Earnings Per Share [Abstract]  
EARNINGS PER SHARE
EARNINGS PER SHARE
The following table sets forth the computation of basic and diluted earnings per share:
 
Year Ended December 31,
 
2012
 
2011
 
2010
Numerator:
 
 
 
 
 
Net income
$
257,411

 
$
217,186

 
$
130,244

Denominator:
 
 
 
 
 
Basic weighted average shares outstanding
83,087

 
83,681

 
84,407

Effect of dilutive securities - Stock options and awards
1,088

 
1,027

 
816

Diluted weighted average shares outstanding
84,175

 
84,708

 
85,223

Basic earnings per share
$
3.10

 
$
2.60

 
$
1.54

Diluted earnings per share
$
3.06

 
$
2.56

 
$
1.53


For the years ended December 31, 2012, 2011 and 2010, common shares subject to equity-based awards of 107,814, 626,135 and 1,504,346, respectively, were excluded from the computation of diluted earnings per share because the effect of their exercise would be anti-dilutive.