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Note 10. Per Share Data
 12 Months Ended
Dec. 31, 2011
Earnings Per Share [Text Block]
10.  PER SHARE DATA

The number of common shares used to calculate basic and diluted earnings per share for fiscal years ended December 31, 2011 and January 1, 2011 was determined as follows:

   
Fiscal Years Ended
 
   
December 31,
2011
   
January 1,
2011
 
Basic shares outstanding
    12,976,308       13,053,593  
Dilutive effect of stock options
    168,092       148,842  
                 
Dilutive shares
    13,144,400       13,202,435  

For the fiscal year ended December 31, 2011, there were 76,900 options not included in the calculation of common stock equivalents because the exercise price of the options exceeded the average market price during the year.

For the fiscal year ended January 1, 2011, there were 660,900 options not included in the calculation of common stock equivalents because the exercise price of the options exceeded the average market price during the year.  

Unissued shares of common stock were reserved for the following purposes:

   
December 31,
2011
   
January 1,
2011
 
             
Exercise of options outstanding
    916,594       1,101,594  
Future grants of options or shares
    437,600       415,600  
Shares reserved for employee stock purchase plan
    276,957       320,364  
                 
Total
    1,631,151       1,837,558