CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 29, 2025	Mar. 30, 2024	Mar. 29, 2025	Mar. 30, 2024
Income Statement [Abstract]
Net sales	$ 111,974	$ 142,427	$ 357,385	$ 440,386
Cost of sales	103,367	134,346	327,769	409,680
Gross profit	8,607	8,081	29,616	30,706
Research, development and engineering expenses	2,308	2,234	6,917	6,233
Selling, general and administrative expenses	6,758	6,422	19,835	18,263
Gain on insurance proceeds, net of losses	0	0	0	(431)
Total operating expenses	9,066	8,656	26,752	24,065
Operating income (loss)	(459)	(575)	2,864	6,641
Interest expense, net	2,581	2,800	9,748	8,772
Loss before income taxes	(3,040)	(3,375)	(6,884)	(2,131)
Income tax benefit	(2,436)	(1,154)	(2,490)	(1,329)
Net loss	$ (604)	$ (2,221)	$ (4,394)	$ (802)
Net loss per share — Basic (in USD per share)	$ (0.06)	$ (0.21)	$ (0.41)	$ (0.07)
Weighted average shares outstanding — Basic (in shares)	10,762	10,762	10,762	10,762
Net loss per share — Diluted (in USD per share)	$ (0.06)	$ (0.21)	$ (0.41)	$ (0.07)
Weighted average shares outstanding — Diluted (in shares)	10,762	10,762	10,762	10,762