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Reportable Segments (Revenues, Gross Profit and Gross Margin, by Segment) (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Dec. 29, 2013 | Dec. 30, 2012 | Dec. 29, 2013 | Dec. 30, 2012
Segment Reporting Information [Line Items] |  |  |  |
Revenue, net | $ 415,086 | $ 346,286 | $ 806,092 | $ 662,039
Gross profit | 155,778 | 133,476 | 306,535 | 249,525
Gross Profit, Percent | 37.50% | 38.50% | 38.00% | 37.70%
LED Products [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue, net | 215,022 | 200,962 | 433,045 | 388,509
Gross profit | 97,644 | 84,186 | 199,297 | 159,653
Gross Profit, Percent | 45.40% | 41.90% | 46.00% | 41.10%
Lighting Products [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue, net | 173,656 | 122,714 | 321,574 | 230,787
Gross profit | 48,426 | 41,383 | 88,244 | 75,483
Gross Profit, Percent | 27.90% | 33.70% | 27.40% | 32.70%
Power And RF Products [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue, net | 26,408 | 22,610 | 51,473 | 42,743
Gross profit | 15,321 | 12,798 | 28,777 | 23,220
Gross Profit, Percent | 58.00% | 56.60% | 55.90% | 54.30%
Total Segment Gross Profit [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Gross profit | 161,391 | 138,367 | 316,318 | 258,356
Unallocated Costs [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Gross profit | $ (5,613) | $ (4,891) | $ (9,783) | $ (8,831)

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