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Note K - Pension Liability (Tables)
9 Months Ended
Sep. 30, 2020
Notes Tables  
Schedule of Net Benefit Costs [Table Text Block]
  

Nine months ended September 30,

 
  

2020

  

2019

 

Components of net periodic benefit cost:

        

Service cost and amortization of loss

 $21  $15 

Interest cost

  8   11 
         

Net periodic benefit cost

 $29  $26