CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 27, 2025	Dec. 28, 2024	Dec. 27, 2025	Dec. 28, 2024
Income Statement [Abstract]
Net sales	$ 96,319	$ 113,853	$ 195,069	$ 245,411
Cost of sales	95,759	106,147	186,255	224,402
Gross profit	560	7,706	8,814	21,009
Research, development and engineering expenses	1,844	2,320	3,923	4,609
Selling, general and administrative expenses	8,974	6,507	15,733	13,077
Total operating expenses	10,818	8,827	19,656	17,686
Operating income (loss)	(10,258)	(1,121)	(10,842)	3,323
Interest expense, net	2,371	3,904	5,147	7,167
Loss before income taxes	(12,629)	(5,025)	(15,989)	(3,844)
Income tax benefit	(4,059)	(111)	(5,164)	(54)
Net loss	$ (8,570)	$ (4,914)	$ (10,825)	$ (3,790)
Net loss per share — Basic (in USD per share)	$ (0.79)	$ (0.46)	$ (1.00)	$ (0.35)
Weighted average shares outstanding — Basic (in shares)	10,859	10,762	10,815	10,762
Net loss per share — Diluted (in USD per share)	$ (0.79)	$ (0.46)	$ (1.00)	$ (0.35)
Weighted average shares outstanding — Diluted (in shares)	10,859	10,762	10,815	10,762