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Reportable Segments Schedule of Inventory by Reportable Segment (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 24, 2017	Jun. 25, 2017
Segment Reporting Information [Line Items]
Document Period End Date	Sep. 24, 2017
Inventories, net	$ 277,944	$ 284,385
Lighting Products [Member]
Segment Reporting Information [Line Items]
Inventories, net	141,544	145,710
LED Products [Member]
Segment Reporting Information [Line Items]
Inventories, net	105,799	108,297
Power and RF Products [Member]
Segment Reporting Information [Line Items]
Inventories, net	26,172	26,453
Total segment inventories [Member]
Segment Reporting Information [Line Items]
Inventories, net	273,515	280,460
Unallocated inventories [Member]
Segment Reporting Information [Line Items]
Inventories, net	$ 4,429	$ 3,925

X

- Definition

The end date of the period reflected on the cover page if a periodic report. For all other reports and registration statements containing historical data, it is the date up through which that historical data is presented. If there is no historical data in the report, use the filing date. The format of the date is CCYY-MM-DD.

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- Definition

Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.6(a))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 330
-SubTopic 10
-Section 35
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=68049868&loc=d3e3927-108312

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section 45
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=82887183&loc=d3e6676-107765

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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