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Note 9 - Employee Benefit Plans (Tables)
9 Months Ended
Jun. 27, 2020
Notes Tables  
Schedule of Net Benefit Costs [Table Text Block]
  

Three Months Ended

  

Nine Months Ended

 
  

June 27,

  

June 29,

  

June 27,

  

June 29,

 

(In thousands)

 

2020

  

2019

  

2020

  

2019

 

Interest cost

 $82  $96  $249  $288 

Service cost

  83   74   245   222 

Recognized net actuarial loss

  72   35   212   105 

Net periodic pension cost

 $237  $205  $706  $615