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Earnings Per Share
 9 Months Ended
Oct. 29, 2016
Earnings Per Share [Abstract]  
Earnings Per Share
Earnings Per Share
Basic earnings per share is computed based on the weighted-average number of common shares outstanding during the period. Diluted earnings per share is computed based on the weighted-average number of common shares outstanding, plus the effect of dilutive potential common shares outstanding during the period using the treasury stock method. Dilutive potential common shares represent outstanding restricted stock units. The components of basic and diluted earnings per share were as follows (in thousands, except per share data):
 
 
 
Thirteen Weeks Ended
 
Thirty-Nine Weeks Ended
 
 
October 29,
2016
 
October 31,
2015
 
October 29,
2016
 
October 31,
2015
Numerator:
 
 
 
 
 
 
 
 
Net income
 
$
8,780

 
$
10,268

 
$
16,307

 
$
11,847

Denominator:
 
 
 
 
 
 
Weighted-average number of common shares (basic)
 
36,557

 
38,057

 
37,045

 
39,085

Dilutive effect of stock-based awards
 
125

 
42

 
128

 
19

Weighted-average number of common shares (diluted)
 
36,682

 
38,099

 
37,173

 
39,104

Earnings per share:
 
 
 
 
 
 
Basic
 
$
0.24

 
$
0.27

 
$
0.44

 
$
0.30

Diluted
 
$
0.24

 
$
0.27

 
$
0.44

 
$
0.30


As of October 29, 2016 and October 31, 2015, there were an immaterial number of additional shares issuable upon the vesting of restricted stock units that were excluded from the diluted share calculations because they were anti-dilutive.