Segment information (Property, plant and equipment, net, by geographic area) (Details) - USD ($) $ in Thousands	Mar. 30, 2019	Jun. 30, 2018
Property, plant and equipment, net, by geographic area
Property, plant and equipment, net	$ 455,484	$ 522,909
Americas
Property, plant and equipment, net, by geographic area
Property, plant and equipment, net	219,283	276,156
United States
Property, plant and equipment, net, by geographic area
Property, plant and equipment, net	215,000	271,400
EMEA
Property, plant and equipment, net, by geographic area
Property, plant and equipment, net	197,090	204,797
Germany
Property, plant and equipment, net, by geographic area
Property, plant and equipment, net	94,800	99,400
United Kingdom
Property, plant and equipment, net, by geographic area
Property, plant and equipment, net	65,300	52,500
Belgium
Property, plant and equipment, net, by geographic area
Property, plant and equipment, net	27,200	43,400
Asia Pacific
Property, plant and equipment, net, by geographic area
Property, plant and equipment, net	$ 39,111	$ 41,956