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Note 11 - Retirement Plans (Tables)
12 Months Ended
Dec. 31, 2021
Notes Tables  
Schedule of Net Funded Status [Table Text Block]
  

December 31,

 
  

2021

  

2020

 

Change in projected benefit obligation:

        

Projected benefit obligation at beginning of year

 $151  $135 

Interest cost

  4   4 

Actuarial (gain) loss

  (11)  16 

Benefits paid

  (4)  (4)

Projected benefit obligation at end of year

 $140  $151 
         

Change in plan assets:

        

Fair value of pension plan assets at beginning of year

 $108  $97 

Actual return on plan assets

  12   12 

Company contributions

  3   3 

Benefits paid

  (4)  (4)

Fair value of pension plan assets at end of year

  119   108 

Funded status of pension plan

 $(21) $(43)
         

Amounts recognized on our balance sheets consist of:

        

Accrued benefit cost

 $15  $10 

Accumulated other comprehensive loss

  (36)  (53)

Net liability recognized

 $(21) $(43)
Defined Benefit Plan, Assumptions [Table Text Block]
  

Year Ended December 31,

 
  

2021

  

2020

 

Weighted-average assumptions used to determine net periodic benefit cost for the Gray Pension Plan:

        

Discount rate

  2.38%  3.14%

Expected long-term rate of return on pension plan assets

  6.25%  6.50%

Estimated rate of increase in compensation levels

  N/A   N/A 
  

As of December 31,

 
  

2021

  

2020

 

Weighted-average assumptions used to determine benefit obligations:

        

Discount rate

  2.73%  2.38%
Schedule of Net Benefit Costs [Table Text Block]
  

Year Ended December 31,

 
  

2021

  

2020

  

2019

 

Components of net periodic pension cost:

            

Interest cost

 $4  $4  $5 

Expected return on plan assets

  (7)  (6)  (5)

Recognized net actuarial loss

  1   1   - 

Net periodic pension benefit

 $(2) $(1) $- 
Schedule of Expected Benefit Payments [Table Text Block]

Years

  

Amount

 

2022

  $4 

2023

   5 

2024

   5 

2025

   5 

2026

   6 
2027-2031   31 
Schedule of Allocation of Plan Assets by Asset Category [Table Text Block]
  

As of December 31,

 
  

2021

  

2020

 

Asset category:

        

Insurance general account

  13%  15%

Cash management accounts

  2%  3%

Equity accounts

  50%  48%

Fixed income accounts

  33%  32%

Real estate accounts

  2%  2%

Total

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

Target Range

 

Asset class:

 

Strategic Allocation

  

Lower Limit

  

Upper Limit

 

Equities:

            

Large Cap Blend

  27.0%  0.0%  50.0%

Mid Cap Blend

  10.0%  0.0%  40.0%

Small Cap Blend

  6.0%  0.0%  25.0%

Foreign Large Blend

  11.0%  0.0%  40.0%

Emerging Markets

  3.0%  0.0%  25.0%

Real Estate

  3.0%  0.0%  20.0%

Fixed Income:

            

U.S. Treasury Inflation Protected

  3.5%  0.0%  25.0%

Intermediate Core Plus Bond

  25.0%  0.0%  50.0%

Short-Term Bond

  3.0%  0.0%  25.0%

Bank Loan

  0.0%  0.0%  25.0%

High Yield Bond

  4.0%  0.0%  25.0%

Emerging Markets Bond

  3.0%  0.0%  20.0%

Money Market Taxable

  1.5%  0.0%  100.0%
Defined Benefit Plan, Fair Value of Plan Assets [Table Text Block]
  

As of December 31, 2021

 
  

Level 1

  

Level 2

  

Level 3

  

Total

 

Assets:

                

Insurance general account

 $-  $15  $-  $15 

Cash management accounts

  3   -   -   3 

Equity accounts

  59   -   -   59 

Fixed income accounts

  39   -   -   39 

Real estate accounts

  3   -   -   3 

Total

 $104  $15  $-  $119 
  

As of December 31, 2020

 
  

Level 1

  

Level 2

  

Level 3

  

Total

 

Assets:

                

Insurance general account

 $-  $16  $-  $16 

Cash management accounts

  3   -   -   3 

Equity accounts

  52   -   -   52 

Fixed income account

  35   -   -   35 

Real estate accounts

  2   -   -   2 

Total

 $92  $16  $-  $108