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QUARTERLY FINANCIAL INFORMATION (UNAUDITED)
12 Months Ended
Dec. 31, 2012
Quarterly Financial Information Disclosure [Abstract]  
QUARTERLY FINANCIAL INFORMATION (UNAUDITED)
12.
QUARTERLY FINANCIAL INFORMATION (UNAUDITED)
 
The following is a summary of the unaudited quarterly financial information for the years ended December 31, 2012 and 2011:
 
   
Net Sales
   
Operating Income
   
Net
Income
   
Basic Income
Per Share
   
Diluted
Income Per Share
   
Cash
Dividends Declared Per Share
 
                                     
2012
                                   
First Quarter
  $ 94,957     $ 3,882     $ 2,010     $ 0.18     $ 0.18     $ 0.13  
Second Quarter
    87,346       3,361       2,546       0.23       0.23       0.13  
Third Quarter
    77,957       2,534       2,890       0.26       0.26       0.13  
Fourth Quarter
    82,403       2,773       1,676       0.15       0.15       0.13  
Total
  $ 342,663     $ 12,550     $ 9,122     $ 0.82     $ 0.82     $ 0.52  
                                                 
2011
                                               
First Quarter
  $ 108,925     $ 12,584     $ 7,444     $ 0.63     $ 0.61     $ 0.12  
Second Quarter
    97,566       9,777       5,776       0.49       0.47       0.12  
Third Quarter
    96,777       8,139       4,871       0.42       0.41       0.12  
Fourth Quarter
    109,391       8,195       4,917       0.44       0.43       0.12  
Total
  $ 412,659     $ 38,695     $ 23,008     $ 1.98     $ 1.92     $ 0.48