Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Income Statement [Abstract]
Net sales	$ 124,443	$ 127,297	$ 376,737	$ 380,726
Cost of sales (exclusive of depreciation and amortization shown separately below)	104,543	108,033	320,648	316,500
Selling, general, and administrative expense	11,693	10,205	35,833	38,453
Depreciation and amortization	11,577	11,193	34,643	33,962
Other operating expense (income), net	(631)	(17)	(526)	1,862
Loss from operations	(2,739)	(2,117)	(13,861)	(10,051)
Interest expense	5,739	3,746	15,484	10,673
Other expense (income), net	(1,463)	(1,156)	1,970	(4,219)
Loss before benefit (provision) for income taxes and share of net income from joint venture	(7,015)	(4,707)	(31,315)	(16,505)
Benefit (provision) for income taxes	245	1,068	(1,381)	(1,514)
Share of net income from joint venture	1,713	1,424	3,087	3,935
Net loss	(5,057)	(2,215)	(29,609)	(14,084)
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	(3,072)	(7,653)	(3,606)	(13,543)
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, after Tax	0	904	(230)	2,464
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, after Tax	(449)	(116)	(1,366)	(51)
Other comprehensive loss	(3,521)	(6,865)	(5,202)	(11,130)
Comprehensive Income (Loss), Net of Tax, Attributable to Parent, Total	$ (8,578)	$ (9,080)	$ (34,811)	$ (25,214)
Earnings Per Share, Basic [Abstract]
Net loss per common share (in dollars per shares)	$ (0.18)	$ (0.11)	$ (0.84)	$ (0.49)
Weighted average common shares outstanding, basic (in shares)	47,539	44,711	46,410	44,670
Earnings Per Share, Diluted [Abstract]
Net loss per common share (in dollars per share)	$ (0.18)	$ (0.11)	$ (0.84)	$ (0.49)
Weighted average common shares outstanding, diluted (in shares)	47,539	44,711	46,410	44,670