Asset Retirement Obligations (Tables)

9 Months Ended

Sep. 30, 2024

Asset Retirement Obligation Disclosure [Abstract]

Schedule of Changes in Asset Retirement Obligation Liabilities

The components of the changes in the asset retirement obligation liabilities were:

(Dollars in thousands)	Short-Term Portion		Long-Term Portion		Total
Balance as of December 31, 2023	$	206	$	7,191	$	7,397
Accretion	442		81		523
Amounts paid	(361)		—		(361)
Reclassifications	4		(4)		—
Balance as of September 30, 2024	$	291	$	7,268	$	7,559