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Note H - Earnings Per Share (Tables)
9 Months Ended
Sep. 30, 2014
Earnings Per Share [Abstract]  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
   

Three Months Ended

   

Nine Months Ended

 
   

September 30,

   

September 30,

 
   

2014

   

2013

   

2014

   

2013

 
   

(in thousands, except per share data)

 
                                 

Net income

  $ 5,057     $ 2,393     $ 11,359     $ 4,619  
                                 

Basic weighted average common shares outstanding

    7,993       8,654       7,990       8,667  

Dilutive effect of common stock equivalents

    39       9       44       4  

Diluted weighted average common shares outstanding

    8,032       8,663       8,034       8,671  
                                 

Basic earnings per share

  $ 0.63     $ 0.28     $ 1.42     $ 0.53  

Diluted earnings per share

  $ 0.63     $ 0.28     $ 1.41     $ 0.53