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Calculation of earnings per share and weighted average shares outstanding (Tables)
9 Months Ended
Jul. 04, 2015
Calculation of earnings per share and weighted average shares outstanding [Abstract]  
Basic and fully diluted earnings per share
Basic and diluted net income per common share for the three and nine month periods ended July 4, 2015 and June 28, 2014 were calculated as follows:
  
(in thousands of dollars except per share data)
 
  
Three months ended
  
Nine months ended
 
  
July 4,
2015
  
June 28,
2014
  
July 4,
2015
  
June 28,
2014
 
         
Numerator:
        
Net income attributable to common stockholders for computing net income per ordinary share - basic
 
$
171
  
$
222
  
$
881
  
$
872
 
Dividend eliminated upon assumed conversion of convertible preference shares
  
-
   
-
   
335
   
-
 
Net income attributable to common stockholders for computing net income per ordinary share - diluted
 
$
171
  
$
222
  
$
1,216
  
$
872
 
                 
Denominator:
                
Weighted average shares used in calculating net income per ordinary share - basic
  
3,486
   
3,406
   
3,459
   
3,394
 
Adjustment for assumed conversion of convertible preference shares
  
-
   
-
   
1,374
   
-
 
Adjustment for shares issuable upon vesting of restricted stock
  
91
   
93
   
80
   
74
 
Weighted average shares used in calculating net income per ordinary share - diluted
  
3,577
   
3,499
   
4,913
   
3,468
 
Net income per ordinary share - basic
 
$
0.04
  
$
0.07
  
$
0.25
  
$
0.26
 
Net income per ordinary share - diluted
 
$
0.04
  
$
0.06
  
$
0.25
  
$
0.25
 
No. of shares of convertible preference stock excluded during the period as such shares and related dividends would have the effect of increasing earnings per share
  
1,357
   
-
   
-
   
-