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Note A - Basis of Presentation and Summary of Significant Accounting Policies (Tables)
6 Months Ended
Dec. 31, 2013
Accounting Policies [Abstract]  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
   

Three Months Ended
December 31,

   

Six Months Ended
December 31,

 
   

2013

   

2012

   

2013

   

2012

 

Numerator

                               

Net income

  $ 194     $ 102     $ 282     $ 799  

Denominator

                               

Basic weighted average common shares outstanding

    6,817       6,891       6,817       6,905  

Dilutive effect of stock options

    33       9       30       10  

Diluted weighted average common shares outstanding

    6,850       6,900       6,847       6,915  

Basic net income per common share

  $ 0.03     $ 0.01     $ 0.04     $ 0.12  

Diluted net income per common share

  $ 0.03     $ 0.01     $ 0.04     $ 0.12