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Components of Coal Workers' Pneumoconiosis (CWP) and Workers' Compensation Net Periodic Benefit Costs
9 Months Ended
Sep. 30, 2023
Retirement Benefits [Abstract]  
Components of Coal Workers' Pneumoconiosis (CWP) and Workers' Compensation Net Periodic Benefit Costs COMPONENTS OF COAL WORKERS’ PNEUMOCONIOSIS (CWP) AND WORKERS’ COMPENSATION NET PERIODIC BENEFIT COSTS:
The components of Net Periodic Benefit Cost are as follows:
CWPWorkers' Compensation
Three Months Ended
September 30,
Nine Months Ended
September 30,
Three Months Ended
September 30,
Nine Months Ended
September 30,
20232022202320222023202220232022
Service Cost$578 $727 $1,734 $2,179 $1,400 $1,230 $4,198 $3,690 
Interest Cost2,071 1,265 6,214 3,795 628 343 1,885 1,027 
Amortization of Actuarial (Gain) Loss(261)1,059 (784)3,178 (512)(106)(1,537)(316)
State Administrative Fees and Insurance Bond Premiums— — — — 471 449 1,482 1,334 
Net Periodic Benefit Cost$2,388 $3,051 $7,164 $9,152 $1,987 $1,916 $6,028 $5,735 
Expenses related to CWP and workers’ compensation are reflected in Operating and Other Costs in the Consolidated Statements of Income. Amounts reclassified out of accumulated other comprehensive income are reflected in Operating and Other Costs in the Consolidated Statements of Income.