CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Sep. 28, 2019	Sep. 29, 2018
Income Statement [Abstract]
Net sales	$ 105,285	$ 127,472
Cost of sales	96,012	117,939
Gross profit	9,273	9,533
Operating expenses
Research, development and engineering expenses	1,660	1,700
Selling, general and administrative expenses	5,074	5,288
Total operating expenses	6,734	6,988
Operating income	2,539	2,545
Interest expense, net	710	677
Income before income taxes	1,829	1,868
Income tax provision	277	275
Net income	$ 1,552	$ 1,593
Earnings per share:
Net income per share — Basic	$ 0.14	$ 0.15
Weighted average shares outstanding — Basic	10,760	10,760
Net income per share — Diluted	$ 0.14	$ 0.15
Weighted average shares outstanding — Diluted	10,805	10,979