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WORKERS' COMPENSATION AND PNEUMOCONIOSIS (Tables)

3 Months Ended

Mar. 31, 2025

Black lung benefits:

Reconciliation of changes in workers' compensation liability

​

​	​	​	​	​	​	​	​
​		Three Months Ended
​	​	March 31,					​
​	​	2025			2024		​
​	​	(in thousands)					​
Beginning balance	​	$	47,870	​	$	47,975	​
Changes in accruals	​		3,376	​		3,125	​
Payments	​		(3,302)	​		(4,048)	​
Interest accretion	​		567	​		509	​
Ending balance	​	$	48,511	​	$	47,561	​

Pneumoconiosis benefits

Black lung benefits:

Components of net periodic benefit cost

​	​	​	​	​	​	​	​
​		Three Months Ended					​
​	​	March 31,					​
​	​	2025			2024
​	​	(in thousands)					​
Service cost	​	$	859	​	$	861
Interest cost (1)	​		1,672	​		1,558	​
Net amortization (1)	​		226	​		839	​
Net periodic benefit cost	​	$	2,757	​	$	3,258	​

(1) Interest cost and net amortization are included in the Other income (expense) line item within our condensed consolidated statements of income.

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- Definition

Tabular disclosure of the changes in the liability for workers' compensation during the period.

+ References

No definition available.

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- Definition

Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 715
-SubTopic 20
-Subparagraph (h)
-Name Accounting Standards Codification
-Paragraph 1
-Section 50
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480506/715-20-50-1

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