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Discontinued Operations - Schedule of Discontinued Operations (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2024	Jun. 25, 2023	Jun. 26, 2022
Operating expenses:
Net loss	$ (290.6)	$ (69.4)	$ 49.2
RF Business | Discontinued Operations, Disposed of by Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenue, net	59.6	163.4	174.1
Cost of revenue, net	68.7	126.8	132.9
Gross (loss) profit	(9.1)	36.6	41.2
Operating expenses:
Research and development	30.5	59.7	53.8
Sales, general and administrative	13.9	21.0	20.5
Amortization of intangibles	1.5	9.2	11.4
Loss on disposal of assets	0.3	0.0	0.0
Other operating expense	24.3	15.5	0.2
Operating loss	(79.6)	(68.8)	(44.7)
Non-operating expense	0.0	(0.1)	(0.5)
Loss before income taxes and loss on sale	(79.6)	(68.7)	(44.2)
Loss on sale	204.0	0.0	0.0
Loss before income taxes	(283.6)	(68.7)	(44.2)
Income tax expense	7.0	0.7	0.8
Net loss	$ (290.6)	$ (69.4)	$ (45.0)

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