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Note 14 - Employee Benefit Plans (Tables)
9 Months Ended
Oct. 03, 2021
Notes Tables  
Schedule of Net Benefit Costs [Table Text Block]
   

Three Months Ended

   

Nine Months Ended

 
   

October 3,

   

October 4,

   

October 3,

   

October 4,

 
   

2021

   

2020

   

2021

   

2020

 
   

(Unaudited)

   

(Unaudited)

 
                                 

Service cost

  $ 1     $ 1     $ 3     $ 3  

Interest cost on projected benefit obligation

    194       271       581       813  

Net amortizations, deferrals and other costs

    153       158       459       474  

Expected return on plan assets

    (189

)

    (228

)

    (567

)

    (684

)

Net periodic benefit cost

  $ 159     $ 202     $ 476     $ 606  
Net Periodic Benefit Cost Recognized in Income Statement [Table Text Block]
   

Three Months Ended

   

Nine Months Ended

 
   

October 3,

   

October 4,

   

October 3,

   

October 4,

 
   

2021

   

2020

   

2021

   

2020

 
   

(Unaudited)

   

(Unaudited)

 

Service cost:

                               

Selling, general and administrative expenses

  $ 1     $ 1     $ 3     $ 3  

Other net periodic benefit costs:

                               

Other expense (income), net

    158       201       473       603  

Total

  $ 159     $ 202     $ 476     $ 606