Acquired Intangibles and Goodwill - Summary of Life, Gross Carrying Value of Acquired Intangible Assets, and Related Accumulated Amortization (Detail) - USD ($) $ in Millions	6 Months Ended
Dec. 24, 2022	Jun. 25, 2022
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 693.3	$ 699.7
Accumulated Amortization	(359.6)	(309.7)
Net Carrying Value	$ 333.7	390.0
Weighted Average Life in Years	4 years 10 months 24 days
Audio and Video Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 101.6	122.8
Accumulated Amortization	(130.3)	(109.3)
Net Carrying Value	$ 231.9	232.1
Weighted Average Life in Years	5 years 7 months 6 days
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 56.8	70.8
Accumulated Amortization	(101.4)	(99.7)
Net Carrying Value	$ 158.2	170.5
Weighted Average Life in Years	4 years 1 month 6 days
Wireless and Connectivity Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 83.0	94.2
Accumulated Amortization	(45.0)	(33.8)
Net Carrying Value	$ 128.0	128.0
Weighted Average Life in Years	5 years 8 months 12 days
Video Interface Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 16.0	29.6
Accumulated Amortization	(66.0)	(52.4)
Net Carrying Value	$ 82.0	82.0
Weighted Average Life in Years	3 years
Licensed Technology and Other [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 2.3	2.4
Accumulated Amortization	(8.5)	(7.5)
Net Carrying Value	$ 10.8	9.9
Weighted Average Life in Years	4 years 4 months 24 days
Patents [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 0.4	0.7
Accumulated Amortization	(4.0)	(3.7)
Net Carrying Value	$ 4.4	4.4
Weighted Average Life in Years	8 years
Tradename [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 1.6	2.5
Accumulated Amortization	(4.2)	(3.3)
Net Carrying Value	$ 5.8	5.8
Weighted Average Life in Years	4 years 4 months 24 days
In-Process Research and Development [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 67.0	67.0
Net Carrying Value	$ 67.0	$ 67.0

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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

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-Publisher FASB
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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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