Segment Reporting (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2025	Mar. 31, 2025	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2025	Jun. 30, 2024
Segment Reporting [Abstract]
Net sales	$ 131,840		$ 137,327		$ 243,679	$ 273,911
Cash cost of goods sold	107,354		110,021		197,560	220,763
Other segment expenses	22,531		21,949		43,090	46,411
Lower of cost or market inventory valuation adjustment	1,893		1,381		4,676	4,073
Research and development	1,348		1,447		3,227	3,074
Selling and administrative expenses	13,267		5,098		27,889	20,375
Rationalization expenses	0		110		0	3,255
Other income, net	(2,426)		(1,091)		(1,979)	(1,484)
Interest expense	25,418		15,609		55,259	31,235
Interest income	(1,866)		(1,853)		(3,801)	(3,377)
Income tax expense (benefit)	51,207		(592)		43,995	(4,793)
Net loss	$ (86,886)	$ (39,351)	$ (14,752)	$ (30,869)	$ (126,237)	$ (45,621)