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Note 8 - Employee Benefit Plans (Tables)
12 Months Ended
Dec. 31, 2021
Notes Tables  
Schedule of Defined Benefit Plans Disclosures [Table Text Block]
  

December 31,

  

2021

  

2020

 

Change in benefit obligation

        

Projected benefit obligation at beginning of year

 $34,852  $29,641 

Service cost (1)

  1,445   1,080 

Interest cost

  736   820 

Actuarial loss (gain) (2)

  (786

)

  4,621 

Benefits paid

  (935

)

  (1,310

)

Projected benefit obligation at end of year

 $35,312  $34,852 
         

Change in plan assets

        

Fair value of plan assets at beginning of year

 $32,415  $25,007 

Actual return on plan assets

  4,707   3,718 

Employer contribution

  -   5,000 

Benefits paid

  (935

)

  (1,310

)

Fair value of plan assets at end of year

 $36,187  $32,415 
         

Funded status at the end of the year

 $875  $(2,437

)

Amounts recognized in the Consolidated Balance Sheet

        

Deferred tax (liability) asset

 $(184

)

 $512 

Other assets (liabilities)

  875   (2,437

)

Total amounts recognized in the Consolidated Balance Sheet

 $691  $(1,925

)

         

Amounts recognized in accumulated other comprehensive (loss) income, net

        

Net loss

 $(8,749

)

 $(12,855

)

Prior service cost

  -   11 

Deferred tax asset

  1,837   2,697 

Amount recognized

 $(6,912

)

 $(10,147

)

         

Accrued/Prepaid benefit cost, net

        

Benefit obligation

 $(35,312

)

 $(34,852

)

Fair value of assets

  36,187   32,415 

Unrecognized net actuarial loss

  8,749   12,855 

Unrecognized prior service cost

  -   (11

)

Deferred tax liability

  (2,021

)

  (2,185

)

Prepaid benefit cost included in other assets

 $7,603  $8,222 
         

Components of net periodic benefit cost

        

Service cost

 $1,445  $1,080 

Interest cost

  736   820 

Expected return on plan assets

  (2,220

)

  (1,679

)

Amortization of prior service cost

  (11

)

  (110

)

Recognized net actuarial loss

  833   710 

Net periodic benefit cost

 $783  $821 
         

Other changes in plan assets and benefit obligations recognized in other comprehensive (loss) income

        

Net (gain) loss

 $(4,106

)

 $1,871 

Amortization of prior service cost

  11   110 

Deferred income tax expense (benefit)

  860   (416

)

Total recognized

 $(3,235

)

 $1,565 
         

Total recognized in net periodic benefit cost and other comprehensive (loss) income

 $(3,312

)

 $2,802 
         

Weighted average assumptions at end of the year

        

Discount rate used for net periodic pension cost

  2.25

%

  3.00

%

Discount rate used for disclosure

  2.50

%

  2.25

%

Expected return on plan assets

  7.50

%

  7.50

%

Rate of compensation increase

  3.00

%

  3.00

%

Schedule of Allocation of Plan Assets [Table Text Block]
  

Fair Value Measurements at December 31, 2021

 

Asset Category

 

Total

  

Level 1

  

Level 2

  

Level 3)

 

Cash

 $1,390  $1,390  $-  $- 

Equity securities:

                

U. S. companies

  19,758   19,758   -   - 

International companies

  2,722   2,722   -   - 

Equities mutual funds (1)

  5,257   5,257   -   - 

State and political subdivisions

  57   -   57   - 

Corporate bonds – investment grade (2)

  7,003   -   7,003   - 

Total pension plan assets

 $36,187  $29,127  $7,060  $- 
  

Fair Value Measurements at December 31, 2020

 

Asset Category

 

Total

  

Level 1

  

Level 2

  

Level 3

 

Cash

 $4,336  $4,336  $-  $- 

Equity securities:

                

U. S. companies

  15,129   15,129   -   - 

International companies

  2,735   2,735   -   - 

Equities mutual funds (1)

  3,840   3,840   -   - 

State and political subdivisions

  152   -   152   - 

Corporate bonds – investment grade (2)

  6,223   -   6,223   - 

Total pension plan assets

 $32,415  $26,040  $6,375  $- 
Schedule of Expected Benefit Payments [Table Text Block]

2022

  $6,049 

2023

  $984 

2024

  $1,649 

2025

  $830 

2026

  $2,093 
2027 - 2031  $11,352