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Discontinued Operations - Narrative (Details) - USD ($)			3 Months Ended		9 Months Ended		12 Months Ended
Discontinued Operations - Narrative (Details) - USD ($)	Mar. 01, 2021	Dec. 27, 2020	Mar. 27, 2022	Mar. 28, 2021	Mar. 27, 2022	Mar. 28, 2021	Jun. 27, 2021
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Costs of selling business						$ 27,400,000
Term of certain silicon carbide materials and fabrication services	4 years
Proceeds from sale of business, net, including receipt of note receivable					$ 125,000,000.0	36,600,000
(Gain) loss on disposal or impairment of other assets			$ 600,000	$ (100,000)	300,000	(800,000)
non-operating expense			(1,200,000)	0	(1,200,000)	0
Net loss from discontinued operations			0	(41,600,000)	0	(178,800,000)
Non-operating income			500,000	100,000	1,400,000	100,000
Discontinued Operations, Disposed of by Sale \| LED Business
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		124,400,000		124,400,000
Loss on sale				(26,300,000)		(29,100,000)
Goodwill impairment		$ 6,900,000		0		112,600,000
Proceeds from sale of business, net, including receipt of note receivable			125,000,000
Portion of early payment			123,200,000		123,200,000
non-operating expense			(1,200,000)
Net loss from discontinued operations			500,000	$ (41,600,000)		(178,800,000)
Supply Agreement liability	$ 31,000,000		10,200,000		10,200,000
Non-operating income			500,000		1,400,000
Other assets			2,400,000		2,400,000
Discontinued Operations, Disposed of by Sale \| LED Business \| CREE Trademark
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
(Gain) loss on disposal or impairment of other assets			(1,100,000)
Discontinued Operations, Disposed of by Sale \| LED Business \| SMART Trademark
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
(Gain) loss on disposal or impairment of other assets			1,800,000
Discontinued Operations, Disposed of by Sale \| LED Business \| Purchase Price Note \| Unsecured Promissory Note \| LIBOR
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Basis spread on variable rate of debt instrument (as a percent)	3.00%
Discontinued Operations, Disposed of by Sale \| LED Business \| Minimum
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Potential earn-out payment	$ 2,500,000
Discontinued Operations, Disposed of by Sale \| LED Business \| Maximum
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Potential earn-out payment	$ 125,000,000
Term of real estate license agreement	24 months
Discontinued Operations, Disposed of by Sale \| LED Business, Real Estate License Agreement
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Administrative fees			900,000		2,700,000
Discontinued Operations, Disposed of by Sale \| LED Business, Real Estate License Agreement \| Accounts Receivable, Net
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Administrative fees					300,000
Discontinued Operations, Disposed of by Sale \| LED Business, Transition Services Agreement
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Administrative fees			$ 2,100,000		7,400,000
Discontinued Operations, Disposed of by Sale \| LED Business, Transition Services Agreement \| Accounts Receivable, Net
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Administrative fees					$ 600,000
Discontinued Operations, Held-for-sale \| LED Business
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Loss on sale						$ (26,300,000)
Goodwill impairment							$ 105,700,000