CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended	9 Months Ended
Apr. 03, 2021	Mar. 28, 2020	Apr. 03, 2021	Mar. 28, 2020
Income Statement [Abstract]
Net sales	$ 134,600	$ 111,455	$ 386,069	$ 333,462
Cost of sales	123,504	102,207	354,336	306,819
Gross profit	11,096	9,248	31,733	26,643
Operating expenses
Research, development and engineering expenses	2,655	1,749	7,292	5,129
Selling, general and administrative expenses	5,865	5,735	16,349	15,713
Total operating expenses	8,520	7,484	23,641	20,842
Operating income	2,576	1,764	8,092	5,801
Interest expense, net	1,020	754	2,549	1,988
Income before income taxes	1,556	1,010	5,543	3,813
Income tax provision	689	100	1,377	527
Net income	$ 867	$ 910	$ 4,166	$ 3,286
Earnings per share:
Net income per share — Basic	$ 0.08	$ 0.08	$ 0.39	$ 0.31
Weighted average shares outstanding — Basic	10,760	10,760	10,760	10,760
Net income per share — Diluted	$ 0.08	$ 0.08	$ 0.38	$ 0.30
Weighted average shares outstanding — Diluted	11,429	10,885	11,040	10,813

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