Segment information (Property, plant and equipment, net, by geographic area) (Details) - USD ($) $ in Thousands	Jan. 02, 2021	Jun. 27, 2020
Property, plant and equipment, net, by geographic area
Property, plant and equipment, net	$ 403,270	$ 404,607
Americas
Property, plant and equipment, net, by geographic area
Property, plant and equipment, net	164,979	183,892
United States
Property, plant and equipment, net, by geographic area
Property, plant and equipment, net	160,900	179,400
EMEA
Property, plant and equipment, net, by geographic area
Property, plant and equipment, net	198,857	183,382
Germany
Property, plant and equipment, net, by geographic area
Property, plant and equipment, net	87,500	84,900
United Kingdom
Property, plant and equipment, net, by geographic area
Property, plant and equipment, net	84,800	72,700
Belgium
Property, plant and equipment, net, by geographic area
Property, plant and equipment, net	22,900	22,400
Asia Pacific
Property, plant and equipment, net, by geographic area
Property, plant and equipment, net	$ 39,434	$ 37,333