Condensed Consolidated Statements of Comprehensive Income (Loss) (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Net sales	$ 136,126	$ 138,703	$ 396,061	$ 430,218
Costs and expenses:
Cost of goods sold	82,928	88,066	248,159	281,667
Selling and administrative expenses	47,246	43,815	134,007	131,998
Goodwill impairment charge	0	21,460	0	45,918
Other periodic pension costs	214	528	642	1,584
Interest expense	2,464	1,794	7,658	2,676
Costs and Expenses, Excluding Gain on Sale of Property Plant and Equipment	132,852	155,663	390,466	469,424
Income (loss) before income tax expense	3,274	(16,960)	5,595	(39,206)
Income tax expense (benefit)	160	(4,241)	380	(5,042)
Net income (loss)	$ 3,114	$ (12,719)	5,215	(34,164)
Intangible assets impairment charge			$ 0	$ 5,581
Net income (loss) per share:
Basic (in dollars per share)	$ 0.19	$ (0.8)	$ 0.33	$ (2.17)
Diluted (in dollars per share)	$ 0.19	$ (0.8)	$ 0.32	$ (2.17)
Weighted average shares outstanding during the period:
Weighted average number of shares outstanding during the period, basic (in shares)	15,992,792	15,806,852	15,954,264	15,739,381
Weighted average number of shares outstanding during the period, diluted (in shares)	16,155,355	15,806,852	16,132,832	15,739,381
Other comprehensive income (loss), net of tax:
Recognition of net losses included in net periodic pension costs	$ 41	$ 319	$ 123	$ 957
Loss on cash flow hedging activities	0	(37)	0	(47)
Foreign currency translation adjustment	(424)	(521)	160	(422)
Other comprehensive loss	(383)	(239)	283	488
Comprehensive income (loss)	$ 2,731	$ (12,958)	$ 5,498	$ (33,676)
Cash dividends per common share (in dollars per share)	$ 0.14	$ 0.14	$ 0.42	$ 0.4
Net sales	$ 136,126	$ 138,703	$ 396,061	$ 430,218