Reportable Segments (Details) (USD $)	3 Months Ended	9 Months Ended
Mar. 31, 2013 operating_segments	Mar. 25, 2012	Mar. 31, 2013	Mar. 25, 2012
Segment Reporting Information [Line Items]
Number of Operating Segments	3
Revenue	$ 348,934,000	$ 284,801,000	$ 1,010,973,000	$ 857,899,000
Gross Profit	133,010,000	99,413,000	382,535,000	302,559,000
LED Products [Member]
Segment Reporting Information [Line Items]
Revenue	195,561,000	180,944,000	584,070,000	571,884,000
Gross Profit	85,728,000	70,257,000	245,381,000	218,319,000
Lighting Products [Member]
Segment Reporting Information [Line Items]
Revenue	130,659,000	86,527,000	361,446,000	233,936,000
Gross Profit	39,966,000	24,640,000	115,449,000	72,517,000
Power And RF Products [Member]
Segment Reporting Information [Line Items]
Revenue	22,714,000	17,330,000	65,457,000	52,079,000
Gross Profit	12,033,000	7,954,000	35,253,000	21,970,000
Total Segment Gross Profit [Member]
Segment Reporting Information [Line Items]
Gross Profit	137,727,000	102,851,000	396,083,000	312,806,000
Unallocated Costs [Member]
Segment Reporting Information [Line Items]
Gross Profit	(4,717,000)	(3,438,000)	(13,548,000)	(10,247,000)
Cost of revenue, net [Member] \| LED Products [Member]
Segment Reporting Information [Line Items]
Inventory Write-down	$ 2,200,000		$ 2,200,000