v3.25.4

Fair Value of Financial Instruments (Tables) | 6 Months Ended
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Dec. 28, 2025
Fair Value Disclosures [Abstract] |
Schedule of Financial Instruments Carried at Fair Value | The following table sets forth financial instruments carried at fair value within the U.S. GAAP hierarchy:
| Estimated fair value |  |  |  |  |  |  |  |
|  | Successor |  | Predecessor |  |  |  |  |  |  |  |
(in millions of U.S. Dollars) | Fair value hierarchy | December 28, 2025 |  | June 29, 2025 |  |  |  |  |  |  |  |
Assets: |  |  |  |  |  |  |  |  |  |  |  |
Money market funds | 1 | $98.8 |  |  | $61.8 |  |  |  |  |  |  |  |  |
U.S. treasury securities | 1 | 144.2 |  |  | 224.6 |  |  |  |  |  |  |  |  |
MACOM Shares | 1 | — |  |  | 102.0 |  |  |  |  |  |  |  |  |
Municipal bonds | 2 | 49.2 |  |  | 79.2 |  |  |  |  |  |  |  |  |
Corporate bonds | 2 | 119.1 |  |  | 196.8 |  |  |  |  |  |  |  |  |
Commercial paper | 2 | 25.5 |  |  | 28.3 |  |  |  |  |  |  |  |  |
Certificates of deposit | 2 | $— |  |  | $5.0 |  |  |  |  |  |  |  |  |
Liabilities: |  |  |  |  |  |  |  |  |  |  |  |
Forward equity contract | 2 | $302.5 |  |  | $— |  |  |  |  |  |  |  |  |
Warrants | 3 | 34.2 |  |  | — |  |  |  |  |  |  |  |  |
Embedded derivative on New 2L Renesas Convertible Notes | 3 | $103.5 |  |  | $— |  |  |  |  |  |  |  |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation | The following is a rollforward of balances for liabilities classified as recurring Level 3 fair value measurements:
(in millions of U.S. Dollars) | Stock Warrant Liability |  | Embedded Derivative
Balance as of June 29, 2025 (Predecessor) | — |  |  | — |
Issuance at September 29, 2025 (See Note 2 and Note 3) | $33.6 |  | $94.5
Changes in fair value | 0.6 |  | 9.0
Balance as of December 28, 2025 | 34.2 |  | 103.5

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- Definition Tabular disclosure of the fair value measurement of liabilities using significant unobservable inputs (Level 3), a reconciliation of the beginning and ending balances, separately presenting changes attributable to the following: (1) total gains or losses for the period (realized and unrealized), segregating those gains or losses included in earnings (or changes in net assets), and gains or losses recognized in other comprehensive income (loss) and a description of where those gains or losses included in earnings (or changes in net assets) are reported in the statement of income (or activities); (2) purchases, sales, issues, and settlements (each type disclosed separately); and (3) transfers in and transfers out of Level 3 (for example, transfers due to changes in the observability of significant inputs) by class of liability. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-3 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
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- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
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