Goodwill and Intangible Assets - Future Amortization Expense of Intangible Assets (Details) - USD ($) $ in Millions	Dec. 27, 2020	Jun. 28, 2020
Acquired Finite-Lived Intangible Assets [Line Items]
June 27, 2021	$ 9.8
June 26, 2022	18.1
June 25, 2023	14.9
June 30, 2024	13.7
June 29, 2025	12.9
Thereafter	79.5
Total future amortization expense	148.9	$ 156.9
Acquisition Related Intangibles
Acquired Finite-Lived Intangible Assets [Line Items]
June 27, 2021	7.2
June 26, 2022	13.5
June 25, 2023	11.0
June 30, 2024	10.4
June 29, 2025	10.4
Thereafter	68.4
Total future amortization expense	120.9	128.1
Patents
Acquired Finite-Lived Intangible Assets [Line Items]
June 27, 2021	2.6
June 26, 2022	4.6
June 25, 2023	3.9
June 30, 2024	3.3
June 29, 2025	2.5
Thereafter	11.1
Total future amortization expense	$ 28.0	$ 28.8

Finite-Lived Intangible Asset, Expected Amortization, after Year Four

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in remainder of current fiscal year.

+ References

No definition available.

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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- Definition

Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

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