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. 30, 2023	Jun. 24, 2023
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 736.7	$ 723.3
Accumulated Amortization	(466.3)	(424.8)
Net Carrying Value	$ 270.4	298.5
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	$ 231.9	231.9
Accumulated Amortization	(164.0)	(150.7)
Net Carrying Value	$ 67.9	81.2
Weighted Average Life in Years	5 years 7 months 6 days
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 158.2	158.2
Accumulated Amortization	(126.7)	(117.8)
Net Carrying Value	$ 31.5	40.4
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	$ 171.5	158.0
Accumulated Amortization	(73.6)	(58.0)
Net Carrying Value	$ 97.9	100.0
Weighted Average Life in Years	5 years 7 months 6 days
Video Interface Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 82.0	82.0
Accumulated Amortization	(82.0)	(79.7)
Net Carrying Value	$ 0.0	2.3
Weighted Average Life in Years	3 years
Human Presence Detection Technology [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 5.2	5.2
Accumulated Amortization	1.2	0.7
Net Carrying Value	$ 4.0	4.5
Weighted Average Life in Years	5 years
Licensed Technology and Other [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 10.7	10.8
Accumulated Amortization	(9.2)	(8.9)
Net Carrying Value	$ 1.5	1.9
Weighted Average Life in Years	4 years 4 months 24 days
Patents [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 4.4	4.4
Accumulated Amortization	(4.4)	(4.3)
Net Carrying Value	$ 0.0	0.1
Weighted Average Life in Years	8 years
Tradename [Member]
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Value	$ 5.8	5.8
Accumulated Amortization	(5.2)	(4.7)
Net Carrying Value	$ 0.6	1.1
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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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 210
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-Name Accounting Standards Codification
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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
-Topic 926
-SubTopic 20
-Name Accounting Standards Codification
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