Business Segment Information - Reconciliations of Segment Gross Profit (Loss) to Consolidated Loss Before Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2023	Jan. 01, 2023	Dec. 31, 2023	Jan. 01, 2023
Segment Reporting Reconciling Item For Operating Profit Loss From Segment To Consolidated [Line Items]
Gross profit (loss)	$ 1,636	$ (8,000)	$ 1,061	$ (1,437)
Selling, general and administrative expenses	12,408	11,748	24,017	23,521
Provision (benefit) for bad debts	1,289	(156)	1,080	18
Restructuring costs	5,101		5,101
Other operating expense (income), net	481	226	535	(463)
Operating loss	(17,643)	(19,818)	(29,672)	(24,513)
Interest income	(697)	(514)	(1,278)	(1,061)
Interest expense	2,613	1,889	5,098	3,136
Equity in earnings of unconsolidated affiliates	(93)	(86)	(293)	(381)
(Loss) income before income taxes	(19,466)	(21,107)	(33,199)	(26,207)
Americas [Member]
Segment Reporting Reconciling Item For Operating Profit Loss From Segment To Consolidated [Line Items]
Gross profit (loss)	(6,738)	(13,084)	(14,118)	(17,953)
Brazil [Member]
Segment Reporting Reconciling Item For Operating Profit Loss From Segment To Consolidated [Line Items]
Gross profit (loss)	3,139	1,330	5,306	8,117
Asia [Member]
Segment Reporting Reconciling Item For Operating Profit Loss From Segment To Consolidated [Line Items]
Gross profit (loss)	$ 5,235	$ 3,754	$ 9,873	$ 8,399