Earnings Per Share (Tables)
 6 Months Ended
May 31, 2014
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, except per share data):
 
 
Three Months Ended
 
Six Months Ended
 
May 31,
2014
 
May 31,
2013
 
May 31,
2014
 
May 31,
2013
Income from continuing operations
$
12,799

 
$
8,142

 
$
23,899

 
$
17,955

Weighted average shares outstanding
51,049

 
54,919

 
51,271

 
56,410

Dilutive impact from common stock equivalents
624

 
817

 
648

 
834

Diluted weighted average shares outstanding
51,673

 
55,736

 
51,919

 
57,244

Basic earnings per share from continuing operations
$
0.25

 
$
0.15

 
$
0.47

 
$
0.32

Diluted earnings per share from continuing operations
$
0.25

 
$
0.15

 
$
0.46

 
$
0.31