Business Segment Information - Geographic Information for Total Assets (Details) - USD ($) $ in Thousands	Jun. 28, 2020	Jun. 30, 2019	Jun. 24, 2018
Segment Reporting Information [Line Items]
Total assets	$ 474,162	$ 592,151	$ 601,807
U.S. [Member]
Segment Reporting Information [Line Items]
Total assets	352,869	457,571	455,963
BRAZIL [Member]
Segment Reporting Information [Line Items]
Total assets	49,967	67,490	59,657
CHINA
Segment Reporting Information [Line Items]
Total assets	39,238	30,982	32,703
All Other Foreign Countries [Member]
Segment Reporting Information [Line Items]
Total assets	$ 32,088	$ 36,108	$ 53,484