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Discontinued Operations - Narrative (Details) - USD ($)		3 Months Ended			12 Months Ended			24 Months Ended
Discontinued Operations - Narrative (Details) - USD ($)	Mar. 01, 2021	Mar. 27, 2022	Dec. 27, 2020	Sep. 27, 2020	Jun. 25, 2023	Jun. 26, 2022	Jun. 27, 2021	Jun. 27, 2021	Sep. 25, 2022
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Term of certain silicon carbide materials and fabrication services	4 years
Term of real estate license agreement	24 months
Discontinued Operation, Gain (Loss) on Disposal, Statement of Income or Comprehensive Income [Extensible Enumeration]						Gain (Loss) on Disposition of Other Assets	Gain (Loss) on Disposition of Other Assets
Discontinued operation, other expense					$ 13,600,000	$ 800,000	$ 800,000
LED Business \| Discontinued Operations, Disposed of by Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Cash received from divestiture	$ 50,000,000
Unsecured promissory note issued to parent in disposition	125,000,000
Potential earn-out payment						101,800,000			$ 101,800,000
Loss on sale							29,100,000
Cost of selling business								$ 27,400,000
Proceeds from sale of business, net		$ 125,000,000
Discontinued operation, gain on disposal of discontinued operation, net of tax						94,200,000	2,500,000
Income tax expense						3,900,000	11,000,000
Discontinued operation, amount of continuing cash flows after disposal						(1,200,000)
Goodwill impairment			$ 6,900,000	$ 105,700,000			112,600,000
Impairment on assets held for sale							19,500,000
Disposal group, including discontinued operation, other liabilities, noncurrent	31,000,000				0
Discontinued operation, other expense					13,600,000	800,000	800,000
Disposal group, including discontinued operation, other assets, noncurrent					1,300,000
LED Business \| Discontinued Operations, Disposed of by Sale \| Cree Venture LED
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Income tax expense						2,400,000	4,100,000
LED Business \| Discontinued Operations, Disposed of by Sale \| Minimum
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Potential earn-out payment	2,500,000
LED Business \| Discontinued Operations, Disposed of by Sale \| Maximum
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Potential earn-out payment	$ 125,000,000
LED Business, Real Estate License Agreement \| Discontinued Operations, Disposed of by Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Administrative fees					2,400,000	3,600,000	1,200,000
LED Business, Real Estate License Agreement \| Discontinued Operations, Disposed of by Sale \| Accounts Receivable
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Administrative fees					0
Transition Service Agreement \| Discontinued Operations, Disposed of by Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Administrative fees					6,000,000	$ 9,200,000	$ 4,000,000
Transition Service Agreement \| Discontinued Operations, Disposed of by Sale \| Accounts Receivable
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Administrative fees					$ 200,000