Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Net sales	$ 118,722	$ 122,984	$ 334,191	$ 350,837
Cost of sales	99,428	97,866	275,839	286,853
Gross profit	19,294	25,118	58,352	63,984
Selling, general, and administrative expense	10,237	10,654	33,119	30,149
Operating income	9,057	14,464	25,233	33,835
Other income (expense)	(61)	11	(224)	56
Interest expense	(1,162)	(964)	(3,722)	(2,393)
Income before income taxes	7,834	13,511	21,287	31,498
Income tax expense	2,016	3,555	5,659	8,310
Net income	$ 5,818	$ 9,956	$ 15,628	$ 23,188
us-gaap_EarningsPerShareAbstract
Basic (in dollars per share)	$ 0.58	$ 1	$ 1.57	$ 2.34
Diluted (in dollars per share)	$ 0.58	$ 0.99	$ 1.55	$ 2.32
Shares used in per share calculations:
Basic (in shares)	10,014	9,927	9,985	9,909
Diluted (in shares)	10,107	10,010	10,088	9,988

The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities.

Name:	us-gaap_CostOfGoodsAndServicesSold
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

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