Segment information (Property, plant and equipment, net, by geographic area) (Details) - USD ($) $ in Thousands	Mar. 28, 2020	Jun. 29, 2019
Property, plant and equipment, net, by geographic area
Property, plant and equipment, net	$ 413,371	$ 452,171
Americas
Property, plant and equipment, net, by geographic area
Property, plant and equipment, net	193,859	213,802
United States
Property, plant and equipment, net, by geographic area
Property, plant and equipment, net	189,000	209,900
EMEA
Property, plant and equipment, net, by geographic area
Property, plant and equipment, net	183,903	200,379
Germany
Property, plant and equipment, net, by geographic area
Property, plant and equipment, net	86,200	95,200
United Kingdom
Property, plant and equipment, net, by geographic area
Property, plant and equipment, net	71,500	70,500
Belgium
Property, plant and equipment, net, by geographic area
Property, plant and equipment, net	22,800	25,200
Asia Pacific
Property, plant and equipment, net, by geographic area
Property, plant and equipment, net	$ 35,609	$ 37,990