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Earnings Per Share (Tables)
 6 Months Ended
May 31, 2013
Earnings Per Share [Abstract]  
Calculation of Basic and Diluted Earnings Per Share
The following table sets forth the calculation of basic and diluted earnings per share from continuing operations on an interim basis (in thousands, expect per share data):
 
 
Three Months Ended
 
Six Months Ended
 
May 31,
2013
 
May 31,
2012
 
May 31,
2013
 
May 31,
2012
Income from continuing operations
$
8,142

 
$
8,855

 
$
17,955

 
$
24,715

Weighted average shares outstanding
54,919

 
63,051

 
56,410

 
62,598

Dilutive impact from common stock equivalents
817

 
—

 
834

 
1,043

Diluted weighted average shares outstanding
55,736

 
63,051

 
57,244

 
63,641

Basic earnings per share from continuing operations
$
0.15

 
$
0.14

 
$
0.32

 
$
0.39

Diluted earnings per share from continuing operations
$
0.15

 
$
0.14

 
$
0.31

 
$
0.39