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Commitments and Contingencies (Schedule of Product Warranty Liability) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 25, 2017	Jun. 26, 2016	Jun. 28, 2015
Movement in Standard and Extended Product Warranty, Increase (Decrease) [Roll Forward]
Balance at beginning of period	$ 21,531	$ 13,968	$ 6,822
Warranties accrued in current period	32,024	19,866	9,242
Recall cossts accrued in current period	0	5,756	5,418
Expenditures	(25,636)	(18,059)	(7,514)
Balance at end of period	27,919	$ 21,531	$ 13,968
Product Warranty Liability, Long-term	$ 14,300
Minimum
Movement in Standard and Extended Product Warranty, Increase (Decrease) [Roll Forward]
Product Warranty, Range Period	90 days
Maximum
Movement in Standard and Extended Product Warranty, Increase (Decrease) [Roll Forward]
Product Warranty, Range Period	10 years

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Product Warranty, Range Period

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Recall costs accrued in current period related to voluntary recall of the Company's linear LED T8 replacement lamps due to the hazard of overheating and melting

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Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 460
-SubTopic 10
-Section 50
-Paragraph 8
-Subparagraph (c)(1)
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-Publisher FASB
-Name Accounting Standards Codification
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Carrying value as of the balance sheet date of obligations incurred through that date and due after one year (or beyond the operating cycle if longer) for estimated claims under standard and extended warranty protection rights granted to customers.

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Amount of increase in the standard and extended product warranty accrual from warranties issued.

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Amount of decrease in the standard product warranty accrual from payments made in cash or in kind to satisfy claims under the terms of the standard product warranty. Excludes extended product warranties.

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