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Note 9 - Employee Benefit Plans (Tables)
3 Months Ended
Jan. 02, 2021
Notes Tables  
Schedule of Net Benefit Costs [Table Text Block]
   

Three Months Ended

 
   

January 2,

   

December 28,

 

(In thousands)

 

2021

   

2019

 

Interest cost

  $ 79     $ 82  

Service cost

    78       83  

Recognized net actuarial loss

    54       72  

Net periodic pension cost

  $ 211     $ 237