Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Income Statement [Abstract]
Net sales	$ 107,921	$ 122,992	$ 213,609	$ 244,190
Cost of sales (exclusive of depreciation and amortization shown separately below)	89,699	101,257	181,345	202,343
Selling, general, and administrative expense	12,095	13,511	23,265	26,859
Depreciation and amortization	8,918	11,761	17,692	24,308
Other operating income, net	(1,327)	(1,390)	(2,440)	(2,390)
Loss from operations	(1,464)	(2,147)	(6,253)	(6,930)
Interest expense	5,657	5,873	10,851	11,239
Gain (Loss) on Extinguishment of Debt	3,007	0	3,007	0
Other expense (income), net	(619)	(3,461)	(2,788)	692
Loss before benefit (provision) for income taxes and share of net income from joint venture	(9,509)	(4,559)	(17,323)	(18,861)
Benefit (provision) for income taxes	(774)	215	(2,084)	(291)
Share of net income from joint venture	2,181	2,141	4,620	4,412
Net loss	(8,102)	(2,203)	(14,787)	(14,740)
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss) Arising During Period, Net of Tax	4,454	(3,387)	7,579	(5,733)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, after Tax	0	(449)	0	(898)
Other comprehensive income	4,454	(3,836)	7,579	(6,631)
Comprehensive Income (Loss), Net of Tax, Attributable to Parent, Total	$ (3,648)	$ (6,039)	$ (7,208)	$ (21,371)
Earnings Per Share, Basic [Abstract]
Net loss per common share (in dollars per shares)	$ (0.26)	$ (0.12)	$ (0.48)	$ (0.46)
Weighted average common shares outstanding, basic (in shares)	49,433	48,839	49,255	48,281
Earnings Per Share, Diluted [Abstract]
Net loss per common share (in dollars per share)	$ (0.26)	$ (0.12)	$ (0.48)	$ (0.46)
Weighted average common shares outstanding, diluted (in shares)	49,433	48,839	49,255	48,281