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Note 9 - Employee Benefit Plans (Tables)
6 Months Ended
Mar. 29, 2025
Supplemental Employee Retirement Plan [Member]  
Notes Tables  
Schedule of Net Benefit Costs [Table Text Block]
   

Three Months Ended

   

Six Months Ended

 
   

March 29,

   

March 30,

   

March 29,

   

March 30,

 

(In thousands)

 

2025

   

2024

   

2025

   

2024

 

Interest cost

  $ 151     $ 147     $ 302     $ 294  

Service cost

    69       63       138       126  

Net periodic pension cost

  $ 220     $ 210     $ 440     $ 420