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Note H - Components of Net Periodic Benefit Cost (Tables)
9 Months Ended
Sep. 30, 2021
Notes Tables  
Schedule of Net Benefit Costs [Table Text Block]
  

Three Months Ended September 30,

  

Nine Months Ended September 30,

 

In thousands

 

2021

  

2020

  

2021

  

2020

 

Interest cost

 $1,168  $1,473  $3,504  $4,419 

Expected return on plan assets

  (1,688)  (1,384)  (5,064)  (4,152)

Recognized actuarial loss

  860   812   2,580   2,436 

Net periodic benefit cost

 $340  $901  $1,020  $2,703