CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Jun. 28, 2025	Jun. 29, 2024
Income Statement [Abstract]
Net sales	$ 467,871	$ 566,942
Cost of sales	431,444	527,063
Gross profit	36,427	39,879
Research, development and engineering expenses	9,163	8,333
Selling, general and administrative expenses	26,702	25,219
Gain on insurance proceeds, net of losses	0	(431)
Total operating expenses	35,865	33,121
Operating income	562	6,758
Interest expense, net	12,523	11,945
Loss before income taxes	(11,961)	(5,187)
Income tax benefit	(3,643)	(2,400)
Net loss	$ (8,318)	$ (2,787)
Net loss per share — Basic (in dollars per share)	$ (0.77)	$ (0.26)
Weighted average shares outstanding — Basic (in shares)	10,762	10,762
Net loss per share — Diluted (in dollars per share)	$ (0.77)	$ (0.26)
Weighted average shares outstanding — Diluted (in shares)	10,762	10,762