Business Segment Information - Geographic Information for Net Sales (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 28, 2025	Dec. 29, 2024	Dec. 28, 2025	Dec. 29, 2024
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	$ 121,368	$ 138,880	$ 257,042	$ 286,252
U.S. [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	68,701	74,944	144,607	152,574
BRAZIL [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	23,328	27,482	52,089	61,792
CHINA
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	20,589	27,199	42,229	53,218
All Other Foreign Countries [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	8,750	9,255	18,117	18,668
Export Sales from US Operations [Member] | U.S. [Member]
Revenues From External Customers And Long Lived Assets [Line Items]
Revenues	$ 10,516	$ 15,910	$ 23,160	$ 35,745