Consolidated Statements of Operations and Comprehensive Income (Loss) - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Statement [Abstract]
Net sales	$ 477,584	$ 427,534	$ 489,514
Cost of sales (exclusive of depreciation and amortization shown separately below)	389,995	343,594	392,482
Selling, general, and administrative expense	51,489	58,055	68,895
Depreciation and amortization	46,195	45,680	44,896
Restructuring and integration expense, net	0	0	(12)
Goodwill impairment	0	92,942	0
Other operating expense (income), net	(1,091)	4,720	846
Loss from operations	(9,004)	(117,457)	(17,593)
Interest expense	12,664	18,898	13,030
Loss on extinguishment of debt and write-off of debt issuance costs	2,390	144	540
Derivative payments on interest rate swap	1,717	4,133	0
Loss on interest rate swap	2,033	11,669	0
Other expense (income), net	(5,366)	(213)	962
Loss from continuing operations before benefit (provision) for income taxes and share of net income from joint venture	(22,442)	(152,088)	(32,125)
Benefit (provision) for income taxes	1,756	8,972	(305)
Share of net income from joint venture	6,261	3,626	1,681
Loss from continuing operations	(14,425)	(139,490)	(30,749)
Income (loss) from discontinued operations, net of tax (Note 2)	1,200	38,898	(15,992)
Net loss	(13,225)	(100,592)	(46,741)
Other comprehensive income (loss):
Reclassification adjustment for discontinued operations	0	5,961	0
Foreign currency translation loss	(1,135)	(1,683)	(3,845)
Change in fair value, net of tax	59	(12,443)	(10,479)
Reclassification adjustment for losses included in net loss, net of tax	2,906	18,987	1,084
Other comprehensive income (loss)	1,830	10,822	(13,240)
Comprehensive loss	$ (11,395)	$ (89,770)	$ (59,981)
Basic net loss per common share:
Loss from continuing operations per common share (in usd per share)	$ (0.82)	$ (3.60)	$ (0.75)
Income (loss) from discontinued operations per common share (in usd per share)	0.03	0.92	(0.38)
Net loss per common share (in usd per share)	$ (0.79)	$ (2.68)	$ (1.13)
Weighted average common shares outstanding (in shares)	44,011	42,199	42,030
Diluted net loss per common share:
Diluted loss from continuing operations per common share (in usd per share)	$ (0.82)	$ (3.60)	$ (0.75)
Income (loss) from discontinued operations per common share (in usd per share)	0.03	0.92	(0.38)
Net loss per common share (in usd per share)	$ (0.79)	$ (2.68)	$ (1.13)
Weighted average common shares outstanding (in shares)	44,011	42,199	42,030