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Earnings Per Share (Tables)
 3 Months Ended
Feb. 28, 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
 
February 28,
2013
 
February 29,
2012
Income from continuing operations
$
9,123

 
$
11,950

Weighted average shares outstanding
57,901

 
62,145

Dilutive impact from common stock equivalents
851

 
985

Diluted weighted average shares outstanding
58,752

 
63,130

Basic earnings per share from continuing operations
$
0.16

 
$
0.19

Diluted earnings per share from continuing operations
$
0.16

 
$
0.19