Investments and Forward Contracts - Available for Sale Securities (Details) - USD ($) $ in Millions	Oct. 03, 2020	Jun. 27, 2020	Jun. 29, 2019
Available-for-sale Debt Securities [Abstract]
Amortized Cost/ Carrying Cost	$ 0.9	$ 0.9
Gross Unrealized Gains	0.0	0.0
Gross Unrealized Losses	(0.4)	(0.4)
Fair Value	0.5	0.5	$ 0.5
Asset-backed securities
Available-for-sale Debt Securities [Abstract]
Amortized Cost/ Carrying Cost	0.9	0.9
Gross Unrealized Gains	0.0	0.0
Gross Unrealized Losses	(0.4)	(0.4)
Fair Value	$ 0.5	$ 0.5	$ 0.5

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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- Definition

Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

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-Publisher FASB
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Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121645371&loc=d3e27161-111563

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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