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NOTE 19 - CONSOLIDATED QUARTERLY DATA (Unaudited- see accompanying accountant's report.) (Tables)
 12 Months Ended
Jan. 29, 2017
Quarterly Financial Information Disclosure [Abstract]  
Quarterly Financial Information [Table Text Block]
   
Fiscal Quarter
  
   
First
    
Second
    
Third
    
Fourth
  
2017
                        
Net sales
  
$
121,831
    
$
136,163
    
$
145,298
    
$
173,927
  
Cost of sales
    
95,232
      
107,685
      
114,372
      
133,809
  
Gross profit
    
26,599
      
28,478
      
30,926
      
40,118
  
Selling and administrative expenses
    
20,944
      
19,441
      
20,653
      
22,728
  
Net income
    
2,500
      
5,349
      
6,459
      
10,979
  
Basic earnings per share
  
$
0.22
    
$
0.46
    
$
0.56
    
$
0.95
  
Diluted earnings per share
  
$
0.22
    
$
0.46
    
$
0.56
    
$
0.95
  
2016
                                
Net sales
  
$
60,956
    
$
60,140
    
$
65,338
    
$
60,565
  
Cost of sales
    
44,581
      
44,047
      
47,173
      
42,510
  
Gross profit
    
16,375
      
16,093
      
18,165
      
18,055
  
Selling and administrative expenses
    
11,133
      
10,234
      
11,525
      
11,534
  
Net income
    
3,472
      
3,938
      
4,630
      
4,145
  
Basic earnings per share
  
$
0.32
    
$
0.36
    
$
0.43
    
$
0.38
  
Diluted earnings per share
  
$
0.32
    
$
0.36
    
$
0.43
    
$
0.38