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Workers' Compensation Expense (Tables)
12 Months Ended
Dec. 31, 2021
Workers' Compensation Expense  
Workers' compensation expense

Workers’ compensation expense consists of the following components:

Year Ended

    

Year Ended

    

Year Ended

December 31, 

December 31, 

December 31, 

    

2021

2020

2019

Self-insured occupational disease benefits:

 

  

 

  

 

  

Service cost

$

7,796

$

7,564

$

6,677

Interest cost(1)

 

4,439

 

5,115

 

4,922

Net amortization(1)

 

2,363

 

1,189

 

Total occupational disease

$

14,598

$

13,868

$

11,599

Traumatic injury claims and assessments

 

3,925

 

12,922

 

13,050

Total workers’ compensation expense

$

18,523

$

26,790

$

24,649

(1)

In accordance with the adoption of ASU 2017-07, “Compensation-Retirement Benefits (Topic 715): Improving the Presentation of Net Periodic Pension Cost and Net Periodic Postretirement Benefit Cost,” these costs are recorded within Nonoperating expenses in the Consolidated Statements of Operations on the line item “Non-service related pension and postretirement benefit costs.”

Schedule of Changes in Occupational Disease Obligations

    

Year Ended

    

Year Ended

December 31, 

December 31, 

(In thousands)

2021

2020

Beginning of period

$

183,001

$

158,325

Service cost

 

7,796

 

7,564

Interest cost

 

4,439

 

5,115

Actuarial (gain) loss

 

(21,245)

 

19,327

Benefit and administrative payments

 

(6,406)

 

(7,330)

$

167,585

$

183,001

Schedule of Occupational Disease Obligation Assumptions Used

    

Year Ended December 31, 2021

    

Year Ended December 31, 2020

(Percentages)

Discount rate

2.82

2.48

Workers' compensation liabilities

    

Year Ended

    

Year Ended

December 31, 

December 31, 

2021

2020

(In thousands)

Occupational disease costs

$

167,585

$

183,001

Traumatic and other workers’ compensation claims

 

70,722

 

76,953

Total obligations

 

238,307

 

259,954

Less amount included in accrued expenses

 

14,202

 

15,259

Noncurrent obligations

$

224,105

$

244,695

Schedule of expected future payments

    

Year

 

(In thousands)

2022

$

12,525

2023

 

12,883

2024

 

12,997

2025

 

13,318

2026

 

13,595

Next 5 years

 

33,849

$

99,167