Condensed Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Net sales	$ 129,162	$ 147,933	$ 259,935	$ 291,515
Costs and expenses:
Cost of goods sold	81,566	99,800	165,231	193,601
Selling and administrative expenses	43,382	45,969	86,761	88,183
Goodwill impairment charge	0	24,458	0	24,458
Intangible assets impairment charge	0	5,581	0	5,581
Other periodic pension costs	214	528	428	1,056
Interest expense	2,624	583	5,194	882
Costs and Expenses, Excluding Gain on Sale of Property Plant and Equipment	127,786	176,919	257,614	313,761
Income (loss) before income tax expense	1,376	(28,986)	2,321	(22,246)
Income tax expense (benefit)	163	(2,311)	220	(801)
Net income (loss)	$ 1,213	$ (26,675)	$ 2,101	$ (21,445)
Net income (loss) per share:
Basic (in dollars per share)	$ 0.08	$ (1.70)	$ 0.13	$ (1.37)
Diluted (in dollars per share)	$ 0.08	$ (1.70)	$ 0.13	$ (1.37)
Weighted average shares outstanding during the period:
Weighted average number of shares outstanding during the period, basic (in shares)	15,987,007	15,732,264	15,935,001	15,705,646
Weighted average number of shares outstanding during the period, diluted (in shares)	16,124,816	15,732,264	16,121,573	15,705,646
Other comprehensive income (loss), net of tax:
Recognition of net losses included in net periodic pension costs	$ 41	$ 319	$ 82	$ 638
Loss on cash flow hedging activities	0	(5)	0	(10)
Foreign currency translation adjustment	277	(763)	584	99
Other comprehensive income (loss)	318	(449)	666	727
Comprehensive income (loss)	$ 1,531	$ (27,124)	$ 2,767	$ (20,718)
Cash dividends per common share (in dollars per share)	$ 0.14	$ 0.14	$ 0.28	$ 0.26
Net sales	$ 129,162	$ 147,933	$ 259,935	$ 291,515