Condensed Consolidated Statements of Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Net sales	$ 43,299	$ 49,394	$ 134,220	$ 148,120
Cost of sales	32,771	36,073	100,919	107,932
Gross profit	10,528	13,321	33,301	40,188
Selling, general & administrative expenses	6,791	7,183	21,208	22,226
Loss on sale of fixed assets	12	0	298	0
Operating income	3,725	6,138	11,795	17,962
Interest expense	17	165	66	590
Other expense	0	24	362	461
Income before income tax expense	3,708	5,949	11,367	16,911
Income tax expense	720	308	2,170	2,938
Net income	$ 2,988	$ 5,641	$ 9,197	$ 13,973
Net income per share:
Basic (in dollars per share)	$ 0.40	$ 0.76	$ 1.23	$ 1.88
Diluted (in dollars per share)	$ 0.40	$ 0.75	$ 1.22	$ 1.87
Weighted average common shares outstanding:
Basic (in shares)	7,495	7,432	7,480	7,419
Diluted (in shares)	7,555	7,493	7,547	7,476

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.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 924
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 11.L)
-URI http://asc.fasb.org/extlink&oid=6472922&loc=d3e499488-122856

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.2(a),(d))
-URI http://asc.fasb.org/extlink&oid=120395209&loc=SL114868664-224227