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Debt - Inphi Convertible Notes & Capped Calls (Details) - USD ($) shares in Millions, $ in Millions				1 Months Ended	4 Months Ended
	May 01, 2021	Apr. 29, 2021	Apr. 23, 2021	Jun. 03, 2021	Aug. 31, 2021	Oct. 29, 2022	Jan. 29, 2022	Sep. 01, 2021	Apr. 20, 2021
Debt Instrument [Line Items]
Long-term debt						$ 4,511.6	$ 4,548.0
Convertible Debt
Debt Instrument [Line Items]
Debt conversion, converted instrument, shares issued (in shares)		7.1
Capped call fixed payment			$ 74.1
Convertible Debt | Exchange Agreements
Debt Instrument [Line Items]
Capped call fixed payment		$ 35.5
Convertible Debt | Inphi 2021 Convertible Notes
Debt Instrument [Line Items]
Aggregate principal amount		9.6						$ 6.1	$ 15.7
Debt conversion, converted instrument, shares issued (in shares)					0.2
Debt instrument, converted instrument, cash issued								$ 7.1
Convertible Debt | Inphi 2021 Convertible Notes | Exchange Agreements
Debt Instrument [Line Items]
Aggregate principal amount									9.6
Convertible Debt | Inphi 2025 Convertible Notes
Debt Instrument [Line Items]
Aggregate principal amount	$ 114.0	$ 199.5		$ 192.5					506.0
Debt conversion, converted instrument, shares issued (in shares)	2.3			3.8
Debt instrument, converted instrument, cash issued	$ 64.7			$ 109.2
Long-term debt				$ 0.0
Convertible Debt | Inphi 2025 Convertible Notes | Exchange Agreements
Debt Instrument [Line Items]
Aggregate principal amount									$ 199.5

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