Segment Information - Property Plant and Equipment (Details) - USD ($) $ in Thousands	Jul. 01, 2018	Apr. 01, 2018
Segment Reporting Information [Line Items]
Property, plant and equipment, net	$ 86,935	$ 86,845
United States
Segment Reporting Information [Line Items]
Property, plant and equipment, net	40,704	41,230
Malaysia
Segment Reporting Information [Line Items]
Property, plant and equipment, net	29,379	28,264
Germany
Segment Reporting Information [Line Items]
Property, plant and equipment, net	9,689	10,210
All other countries
Segment Reporting Information [Line Items]
Property, plant and equipment, net	$ 7,163	$ 7,141