Consolidated Statement of Operations - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Income Statement [Abstract]
Net sales	$ 645,720	$ 630,800	$ 652,150
Cost of sales	(507,560)	(501,260)	(498,850)
Gross profit	138,160	129,540	153,300
Selling, general and administrative expenses	(129,310)	(109,650)	(102,460)
Asbestos-related benefit (costs), net	27,770	(5,510)
Net gain (loss) on dispositions of assets	4,680	1,020	(180)
Impairment of indefinite-lived intangible assets	0	(230)	0
Operating profit (loss)	41,300	15,170	50,660
Other expense, net:
Interest expense	(18,030)	(19,560)	(15,920)
Other income (expense), net	990	210	1,110
Other expense, net	(17,040)	(19,350)	(14,810)
Income (loss) before income taxes	24,260	(4,180)	35,850
Income tax benefit (expense)	48,050	2,230	(6,310)
Income (loss) from continuing operations	72,310	(1,950)	29,540
Income from discontinued operations, net of income taxes	47,830	26,200	10,820
Net income (loss)	$ 120,140	$ 24,250	$ 40,360
Basic earnings (loss) per share:
Continuing operations	$ 1.79	$ (0.05)	$ 0.71
Discontinued operations	1.18	0.65	0.26
Net income (loss) per share	$ 2.97	$ 0.60	$ 0.97
Weighted average common shares—basic	40,384,270	40,725,714	41,439,027
Diluted earnings (loss) per share:
Continuing operations	$ 1.78	$ (0.05)	$ 0.71
Discontinued operations	1.17	0.65	0.26
Net income (loss) per share	$ 2.95	$ 0.60	$ 0.97
Weighted average common shares—diluted	40,790,137	40,725,714	41,685,348