Derivative Financial Instruments - Gross Asset and Liability Fair Values (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Derivative [Line Items]
Gross amounts of recognized assets		$ 3,930
Derivative Asset, Fair Value, Gross Liability		0
Natural gas derivatives		3,930
Total	$ 4,316	3,930
Gross amounts netted in the consolidated balance sheets	(1,646)	0
Derivative Asset (Liability), Net	2,670	3,930
Offsetting Derivative Liabilities [Abstract]
Gross amounts netted in the consolidated balance sheets		0
Gross amounts netted in the consolidated balance sheets	(1,646)	0
Derivative asset		3,930
Derivative Asset (Liability), Net	$ 2,670	$ 3,930
Derivative Asset, Statement of Financial Position [Extensible Enumeration]	Other Assets, Noncurrent, Other Receivables, Net, Current	Other Assets, Noncurrent, Other Receivables, Net, Current
Current assets
Derivative [Line Items]
Gross amounts of recognized assets	$ 2,573
Derivative Asset, Fair Value, Gross Liability	461
Natural gas derivatives	2,112
Offsetting Derivative Liabilities [Abstract]
Gross amounts netted in the consolidated balance sheets	(461)
Derivative asset	2,112
Other Assets
Derivative [Line Items]
Gross amounts of recognized assets	1,743
Derivative Asset, Fair Value, Gross Liability	1,185
Natural gas derivatives	558
Offsetting Derivative Liabilities [Abstract]
Gross amounts netted in the consolidated balance sheets	(1,185)
Derivative asset	$ 558