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Reportable Segments Schedule of Inventory by Reportable Segment (Details) - USD ($) $ in Thousands | Dec. 24, 2017 | Jun. 25, 2017
--- | --- | ---
Segment Reporting Information [Line Items] |  |
Inventories, net | $ 273,211 | $ 284,385
Lighting Products |  |
Segment Reporting Information [Line Items] |  |
Inventories, net | 140,657 | 145,710
LED Products |  |
Segment Reporting Information [Line Items] |  |
Inventories, net | 100,411 | 108,297
Power and RF Products |  |
Segment Reporting Information [Line Items] |  |
Inventories, net | 28,047 | 26,453
Total segment inventories |  |
Segment Reporting Information [Line Items] |  |
Inventories, net | 269,115 | 280,460
Unallocated inventories |  |
Segment Reporting Information [Line Items] |  |
Inventories, net | $ 4,096 | $ 3,925

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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 + Details
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