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Note 13 - Postretirement Medical Benefits (Tables)
12 Months Ended
Jan. 30, 2021
Notes Tables  
Changes in Projected Benefit Obligations, Fair Value of Plan Assets, and Funded Status of Plan [Table Text Block]
  

Fiscal Year Ended

  

Fiscal Year Ended

 
  

January 30, 2021

  

February 1, 2020

 

Change in Obligation

        

Projected benefit obligation, beginning of period

 $3,606  $4,174 

Company service cost

  58   88 

Interest cost

  57   115 

Plan participants’ contributions

  197   225 

Net actuarial loss

  (271)  (279)

Benefit payments made directly by the Company

  (901)  (717)

Projected benefit obligation, end of period

 $2,746  $3,606 

Change in Plan Assets

        

Fair value of plan assets, beginning of period

 $  $ 

Company contributions

  704   492 

Plan participants’ contributions

  197   225 

Benefit payments made directly by the Company

  (901)  (717)

Fair value of plan assets, end of period

      

Funded status, end of year

 $(2,746) $(3,606)
Schedule of Net Benefit Costs [Table Text Block]
  

Fiscal Year Ended

  

Fiscal Year Ended

  

Fiscal Year Ended

 
  

January 30, 2021

  

February 1, 2020

  

February 2, 2019

 

Service cost

 $58  $88  $143 

Interest cost

  57   115   150 

Net prior service credit amortization

  (48)  (693)  (693)

Amortization of unrecognized gain

  (638)  (962)  (316)

Net periodic postretirement benefit cost

 $(571) $(1,452) $(716)

Discount rate used to determine cost

  1.74%  3.04%  3.00%

Health care cost trend rates

  6.00%  6.50%  6.50%
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
  

Fiscal Year Ended

  

Fiscal Year Ended

 
  

January 30, 2021

  

February 1, 2020

 

AOCL, the beginning of period

 $(2,282) $(3,658)

Net prior service credit amortization

  48   693 

Amortization of net actuarial gain

  638   962 

Net actuarial loss

  (271)  (279)

AOCL, the end of the period

 $(1,867) $(2,282)
Defined Benefit Plan, Assumptions [Table Text Block]
  

January 30, 2021

  

February 1, 2020

 

Discount rate

  1.74%  3.04%

Health care cost trend rate assumed for next year

  6.00%  6.50%

Ultimate trend rate

  5.00%  5.00%

Year that the rate reaches the ultimate trend rate

 

2024

  

2024

 
Schedule of Expected Benefit Payments [Table Text Block]

Fiscal Year

 

Future Minimum Payments

 

2021

 $553 

2022

  602 

2023

  568 

2024

  485 

2025

  404 
2026 to 2030  249 

Total

 $2,861