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Computation of Earnings Per Share
 12 Months Ended
May 31, 2016
Earnings Per Share [Abstract]  
Computation of Earnings Per Share
Computation of Earnings per Share
The following is a reconciliation of the denominator used in the computation of basic and diluted EPS for the fiscal years ended May 31:
 
2016
 
2015
 
2014
Denominator:
 
 
 
 
 
Denominator for basic earnings per share—weighted average common shares outstanding (including shares issuable for vested restricted stock units)
24,414

 
24,360

 
24,325

Effect of unvested restricted stock units
15

 
18

 
32

Diluted shares used in per share calculation
24,429

 
24,378

 
24,357

Net income
$
4,784

 
$
15,432

 
$
20,408

Earnings per share:
 
 
 
 
 
Basic
$
0.20

 
$
0.63

 
$
0.84

Diluted
$
0.20

 
$
0.63

 
$
0.84


We did not include 47, 5, and 3 shares in the calculation of diluted earnings per share for the years ended May 31, 2016, 2015 and 2014, respectively, as to do so would have been antidilutive.