Reportable Segments Schedule of Inventory by Reportable Segment (Details) - USD ($) $ in Thousands	9 Months Ended
	Mar. 26, 2017	Jun. 26, 2016
Segment Reporting Information [Line Items]
Document Period End Date	Mar. 26, 2017
Inventories	$ 291,133	$ 303,542
Lighting Products [Member]
Segment Reporting Information [Line Items]
Inventories	151,698	172,261
LED Products [Member]
Segment Reporting Information [Line Items]
Inventories	111,308	104,544
Power and RF Products [Member]
Segment Reporting Information [Line Items]
Inventories	24,041	21,871
Total segment inventories [Member]
Segment Reporting Information [Line Items]
Inventories	287,047	298,676
Unallocated inventories [Member]
Segment Reporting Information [Line Items]
Inventories	$ 4,086	$ 4,866