Consolidated Statement of Operations - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Statement [Abstract]
Net sales	$ 883,830	$ 857,110	$ 769,970
Cost of sales	(675,530)	(639,920)	(587,890)
Gross profit	208,300	217,190	182,080
Selling, general and administrative expenses	(131,190)	(121,970)	(134,480)
Net gain (loss) on dispositions of assets	21,950	(130)	(1,290)
Impairment of goodwill and indefinite-lived intangible assets	0	0	(134,600)
Operating profit (loss)	99,060	95,090	(88,290)
Other expense, net:
Interest expense	(14,110)	(14,510)	(14,660)
Debt financing and related expenses	0	(10,520)	0
Other income (expense), net	2,720	(950)	240
Other expense, net	(11,390)	(25,980)	(14,420)
Income (loss) before income taxes	87,670	69,110	(102,710)
Income tax benefit (expense)	(21,500)	(11,800)	22,950
Net income (loss)	$ 66,170	$ 57,310	$ (79,760)
Basic earnings (loss) per share:
Net income (loss) per share	$ 1.57	$ 1.33	$ (1.83)
Weighted average common shares—basic	42,249,244	43,006,922	43,581,232
Diluted earnings (loss) per share:
Net income (loss) per share	$ 1.56	$ 1.32	$ (1.83)
Weighted average common shares—diluted	42,478,015	43,281,076	43,581,232