Reportable Segments Schedule of Inventory by Reportable Segment (Details) (USD $) In Thousands, unless otherwise specified	Mar. 30, 2014	Jun. 30, 2013
Segment Reporting Information [Line Items]
Inventories	$ 251,234	$ 197,001
LED Products [Member]
Segment Reporting Information [Line Items]
Inventories	107,392	99,835
Product Lighting [Member]
Segment Reporting Information [Line Items]
Inventories	133,067	87,546
Power and RF Products [Member]
Segment Reporting Information [Line Items]
Inventories	6,997	6,593
Total segment inventories [Member]
Segment Reporting Information [Line Items]
Inventories	247,456	193,974
Unallocated inventories [Member]
Segment Reporting Information [Line Items]
Inventories	$ 3,778	$ 3,027

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

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=6386567&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=28358313&loc=d3e6676-107765

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant