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Note 14 - Retirement Fund and Profit Sharing Plan (Tables)
12 Months Ended
Dec. 31, 2022
Notes Tables  
Schedule of Net Benefit Costs [Table Text Block]
  

Year Ended December 31,

 
  

2022

  

2021

 
         

Service Cost

 $503  $677 

Interest Cost

  636   540 

Net amortization

  312   509 

Net periodic benefit cost

 $1,451  $1,726 
Defined Benefit Plan, Plan with Projected Benefit Obligation in Excess of Plan Assets [Table Text Block]
  

Year Ended December 31,

 
  

2022

  

2021

 

Fair value of plan assets, January 1

 $-  $- 

Company contributions

  606   504 

Benefits paid

  (606)  (504)

Fair value of plan assets, December 31

 $-  $- 

Benefit obligation, January 1

 $23,580  $24,308 

Service cost

  503   677 

Interest cost

  636   540 

Benefits paid

  (606)  (504)

Actuarial gains

  (5,938)  (1,441)

Benefit obligation, December 31

 $18,175  $23,580 

Underfunded status, December 31

 $(18,175) $(23,580)
Schedule of Expected Benefit Payments [Table Text Block]

Years Ending

     

December 31,

     
      

2023

  $927 

2024

   932 

2025

   961 

2026

   963 

2027

   1,075 
2028 - 2032   6,552 
Schedule of Amounts Recognized in Other Comprehensive Income (Loss) [Table Text Block]
  

December 31,

 
  

2022

  

2021

 

Prior service cost

 $334  $460 

Net (gain) loss

  (2,216)  3,907 
  $(1,882) $4,367 
Defined Benefit Plan, Assumptions [Table Text Block]
  

Year Ended December 31,

 
  

2022

  

2021

 

Net periodic benefit cost:

        

Discount rate

  2.75%  2.25%

Rate of compensation increase

  2.50%  2.50%

Benefit obligation:

        

Discount rate

  5.00%  2.75%

Rate of compensation increase

  2.50%  2.50%