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Discontinued Operations - Narrative (Details) - USD ($) |  | 3 Months Ended | 6 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Mar. 01, 2021 | Dec. 31, 2023 | Sep. 24, 2023 | Dec. 25, 2022 | Dec. 31, 2023 | Dec. 25, 2022 | Dec. 02, 2023 | Dec. 01, 2023 | Jun. 25, 2023
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Restructuring and related cost, facility transfer period threshold |  |  |  |  |  |  | 2 years |  |
Restructuring and related cost, lease not yet commenced, period |  |  |  |  |  |  | 15 years |  |
Other current liabilities |  | $ 85,700,000 |  |  | $ 85,700,000 |  |  |  | $ 35,700,000
Other current assets |  | 228,900,000 |  |  | 228,900,000 |  |  |  | 131,500,000
Other long-term liabilities |  | 281,400,000 |  |  | 281,400,000 |  |  |  | 143,500,000
Term of certain silicon carbide materials and fabrication services | 4 years |  |  |  |  |  |  |  |
Loss before income taxes |  | (125,900,000) |  | $ (72,000,000.0) | (249,300,000) | $ (86,000,000.0) |  |  |
RF Business Master Supply Agreement |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Other current liabilities |  | 92,900,000 |  |  | 92,900,000 |  | $ 95,000,000 |  |
Other current assets |  | 1,000,000 |  |  | 1,000,000 |  |  |  |
RF Business, Long-Term Epi Supply Agreement |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Other long-term liabilities |  |  |  |  |  |  | 58,000,000 |  |
RF Business, RTP Fab Transfer |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Other long-term liabilities |  |  |  |  |  |  | 38,000,000 |  |
Wafer Supply Agreement |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Other current assets |  | 900,000 |  |  | 900,000 |  |  |  |
Loss before income taxes |  | (6,600,000) |  | (2,600,000) | (13,500,000) | (2,500,000) |  |  |
Discontinued Operations, Held-for-sale | RF Business |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Impairment on assets held for sale |  |  | $ 144,600,000 |  |  |  |  |  |
Excess loss liability on assets held for sale |  |  | $ 75,400,000 |  |  |  |  |  |
Gain (loss) from sale of disposal |  | 16,000,000.0 |  | 0 | (204,000,000) | 0 |  |  |
Disposal group, selling costs |  |  |  |  |  |  | 25,400,000 |  |
Supply agreement liability |  |  |  |  |  |  |  |  | $ 5,300,000
Discontinued Operations, Held-for-sale | RF Business, Consideration, Cash |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Aggregate net proceeds from sale of business unit |  |  |  |  |  |  | $ 75,000,000 |  |
Discontinued Operations, Held-for-sale | RF Business, Consideration, Equity Interest Issued Or Issuable |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Aggregate net proceeds from sale of business unit |  |  |  |  |  |  |  | $ 60,800,000 |
Disposal group, including discontinued operation, consideration, equity interest issued or issuable (in shares) |  |  |  |  |  |  | 711,528 |  |
Discontinued Operations, Disposed of by Sale | LED Business |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
Supply agreement liability | $ 31,000,000 | $ 0 |  |  | $ 0 |  |  |  |
Discontinued Operations, Disposed of by Sale | LED Business | Maximum |  |  |  |  |  |  |  |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |  |  |  |
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 |  | 1,800,000 |  |  |
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 |  |  |  | $ 1,800,000 |  | $ 3,700,000 |  |  |

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