Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Income Statement [Abstract]
Net sales	$ 128,067	$ 126,804
Cost of sales (exclusive of depreciation and amortization shown separately below)	104,578	99,688
Selling, general, and administrative expense	13,454	14,575
Depreciation and amortization	11,429	11,568
Other operating expense (income), net	2,026	(5)
Income (loss) from operations	(3,420)	978
Interest expense	3,439	2,024
Loss on extinguishment of debt and write-off of debt issuance costs	0	2,390
Derivative payments on interest rate swap	0	1,717
Loss on interest rate swap	0	2,033
Other income, net	(2,996)	(122)
Loss before benefit (provision) for income taxes and share of net income from joint venture	(3,863)	(7,064)
Benefit (provision) for income taxes	(1,531)	756
Share of net income from joint venture	2,092	1,395
Loss from continuing operations	(3,302)	(4,913)
Net loss	(3,302)	(4,913)
Other comprehensive income (loss):
Foreign currency translation gain (loss)	2,600	(3,347)
Change in fair value, net of tax	1,187	0
Reclassification adjustment for losses included in net loss, net of tax	34	2,851
Other comprehensive income (loss)	3,821	(496)
Comprehensive income (loss)	$ 519	$ (5,409)
Basic net loss per common share:
Net loss per common share (in dollars per shares)	$ (0.13)	$ (0.46)
Weighted average common shares outstanding, basic (in shares)	44,594	42,672
Diluted net loss per common share:
Net loss per common share (in dollars per share)	$ (0.13)	$ (0.46)
Weighted average common shares outstanding, diluted (in shares)	44,594	42,672