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Related Party Transactions (Tables) | 9 Months Ended
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Sep. 27, 2025
Related Party Transactions [Abstract] |
Schedule of Related Party Transactions |
|  | Three Months Ended September 27, 2025 |  | Three Months Ended September 28, 2024
(in millions) |  | Powersem | EB Tech | ATEC |  | Powersem | EB Tech | ATEC
Sales to related party |  | $ | 0.3 |  | $ | — |  | $ | — |  |  | $ | 0.3 |  | $ | — |  | $ | — |
Purchase material/service from related party |  | 0.6 |  | 0.1 |  | 2.4 |  |  | 0.6 |  | 0.2 |  | 0.6 |
|  | Nine Months Ended September 27, 2025 |  | Nine Months Ended September 28, 2024
(in millions) |  | Powersem | EB Tech | ATEC |  | Powersem | EB Tech | ATEC
Sales to related party |  | $ | 0.9 |  | $ | — |  | $ | — |  |  | $ | 1.2 |  | $ | — |  | $ | — |
Purchase material/service from related party |  | 1.7 |  | 0.8 |  | 5.7 |  |  | 3.0 |  | 0.6 |  | 3.5 |
|  | September 27, 2025 |  | December 28, 2024
(in millions) |  | Powersem | EB Tech | ATEC |  | Powersem | EB Tech | ATEC
Accounts receivable balance |  | $ | 0.1 |  | $ | — |  | $ | — |  |  | $ | — |  | $ | — |  | $ | — |
Accounts payable balance |  | 0.3 |  | — |  | 0.9 |  |  | 0.7 |  | 0.1 |  | 0.7 |

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- Definition Tabular disclosure of related party transactions. Examples of related party transactions include, but are not limited to, transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners and (d) affiliates. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 850 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483326/850-10-50-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 850 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483326/850-10-50-1 + Details
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