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Note F -Defined Benefit Pension Plan (Tables)
6 Months Ended
Dec. 31, 2014
Notes Tables  
Schedule of Net Benefit Costs [Table Text Block]
 
 
Three Months Ended
December 31,
 
 
Six Months Ended
December 31,
 
 
 
2014
 
 
2013
 
 
2014
 
 
2013
 
Interest cost
  $ 21     $ 22     $ 42     $ 44  
Expected return on plan assets
    (8 )     (9 )     (17 )     (19 )
Net periodic expense
  $ 13     $ 13     $ 25     $ 25