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Basis of Presentation and New Accounting Standards - Schedule of Non-Operating Expense, Net (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 29, 2024	Dec. 31, 2023	Dec. 29, 2024	Dec. 31, 2023
Accounting Policies [Abstract]
Interest income	$ (17.0)	$ (38.2)	$ (39.2)	$ (78.8)
Interest expense, net of capitalized interest	80.5	64.3	145.0	126.0
Loss on Wafer Supply Agreement	0.0	6.6	9.2	13.5
Unrealized gain on equity investment	(15.7)	(5.4)	(15.7)	(5.4)
Other, net	1.5	0.5	1.7	1.0
Non-operating expense, net	$ 49.3	$ 27.8	$ 101.0	$ 56.3

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Amount of unrealized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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Amount of interest expense classified as nonoperating.

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Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities.

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Supply Commitment, Gain (Loss)

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