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Note 14 - Employee Benefit Plans (Tables)
12 Months Ended
Dec. 31, 2023
Notes Tables  
Schedule of Net Benefit Costs [Table Text Block]
   

Year ended December 31,

 
   

2023

   

2022

 

Service cost

  $ 0     $ 5  

Interest cost on projected benefit obligation

    1,236       839  

Net amortization of actuarial loss

    526       560  

Expected return on plan assets

    (726

)

    (837

)

Net periodic benefit cost

  $ 1,036     $ 567  
Net Periodic Benefit Cost Recognized in Income Statement [Table Text Block]
   

Year ended December 31,

 
   

2023

   

2022

 

Service cost:

               

Selling, general and administrative expenses

  $ 0     $ 5  

Other net periodic benefit costs:

               

Other expense, net

    1,036       562  

Total

  $ 1,036     $ 567  
Schedule of Changes in Projected Benefit Obligations [Table Text Block]
   

December 31,

 
   

2023

   

2022

 

Change in benefit obligation

               

Benefit obligation at beginning of year

  $ 24,791     $ 32,756  

Service cost

    0       5  

Interest cost

    1,236       839  

Actuarial loss

    (54

)

    (6,303

)

Benefits paid

    (2,385

)

    (2,506

)

Benefit obligation at end of year

  $ 23,588     $ 24,791  

Change in plan assets:

               

Fair value of plan assets at beginning of year

  $ 22,843     $ 30,051  

Actual return on plan assets

    1,334       (4,768 )

Company contributions

    16       66  

Benefits paid

    (2,385

)

    (2,506

)

Fair value of plan assets at end of year

  $ 21,808     $ 22,843  
                 

Underfunded status of the plans

  $ (1,780

)

  $ (1,948

)

                 

Balance sheet assets (liabilities):

               

Other assets

  $ 849     $ 645  

Accrued liabilities

    (922 )     (16 )

Other liabilities

    (1,707 )     (2,577 )

Net amount recognized

  $ (1,780 )   $ (1,948 )
                 

Pension plans with accumulated benefit obligation in excess of plan assets:

               

Projected benefit obligation

  $ 16,654     $ 17,260  

Accumulated benefit obligation

    16,654       17,260  

Fair value of plan assets

    14,026       14,665  
                 

Projected benefit obligation and net periodic pension cost assumptions:

               

Discount rate – projected benefit obligation

    5.10 %     5.40 %

Discount rate – net periodic pension cost

    5.40       2.70  

Rate of compensation increase

    N/A       N/A  

Expected long-term rate of return on plan assets

    2.95 3.55       2.35 3.40  
   

December 31,

 
   

2023

   

2022

 
Weighted average asset allocation:                

Equity securities

    17 %     16 %

Debt securities

    83       83  

Other

    0       1  

Total

    100 %     100 %
Schedule of Allocation of Plan Assets [Table Text Block]
   

Quoted Prices

In Active

Markets

(Level 1)

   

Significant

Other

Observable

Inputs

(Level 2)

 

Asset categories

               

Cash and cash equivalents

  $ 2,222     $ 0  

Equity securities:

            0  

U.S. Large Cap

    2,354       0  

U.S. Mid Cap

    301       0  

U.S. Small Cap

    175       0  

World Equity

    873       0  

Fixed income securities

    4,703       11,180  

Total Plan Assets

  $ 10,628     $ 11,180  
   

Quoted Prices

In Active

Markets

(Level 1)

   

Significant

Other

Observable

Inputs

(Level 2)

 

Asset categories

               

Cash and cash equivalents

  $ 2,365     $ 0  

Equity securities:

            0  

U.S. Large Cap

    1,671       0  

U.S. Mid Cap

    566       0  

U.S. Small Cap

    209       0  

World Equity

    1,194       0  

Real Estate

    210       0  

Other

    106       0  

Fixed income securities

    5,018       11,504  

Total Plan Assets

  $ 11,339     $ 11,504  
Schedule of Expected Benefit Payments [Table Text Block]

2024

    $ 2,377  

2025

      2,315  

2026

      2,235  

2027

      2,165  

2028

      2,090  
2029-2033       9,286  

Total

    $ 20,468