Business Segment Information - Reconciliations of Segment Gross Profit to Consolidated Loss Before Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 29, 2026	Mar. 30, 2025	Mar. 29, 2026	Mar. 30, 2025
Segment Reporting Reconciling Item For Operating Profit Loss From Segment To Consolidated [Line Items]
Segment gross profit (loss)	$ 9,117	$ (445)	$ 16,115	$ 9,547
Selling, general and administrative expenses	11,188	12,295	32,849	37,058
Benefit for bad debts	(294)	(255)	(244)	(39)
Restructuring costs, net	0	1,320	1,853	1,320
Gain on sale of assets	0	0		(4,296)
Other operating (income) expense, net	(1,660)	55	(1,317)	144
Operating loss	(117)	(13,860)	(17,026)	(24,640)
Interest income	(446)	(198)	(1,294)	(632)
Interest expense	1,559	2,417	5,364	7,322
Equity in loss of unconsolidated affiliate	240	216	289	467
Loss before income taxes	(1,470)	(16,295)	(21,385)	(31,797)
Americas [Member]
Segment Reporting Reconciling Item For Operating Profit Loss From Segment To Consolidated [Line Items]
Segment gross profit (loss)	3,623	(6,957)	1,512	(14,875)
Brazil [Member]
Segment Reporting Reconciling Item For Operating Profit Loss From Segment To Consolidated [Line Items]
Segment gross profit (loss)	2,751	2,988	6,468	14,711
Asia [Member]
Segment Reporting Reconciling Item For Operating Profit Loss From Segment To Consolidated [Line Items]
Segment gross profit (loss)	$ 2,743	$ 3,524	$ 8,135	$ 9,711