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Reverse Recapitalization - Schedule of Reconciles Elements of the Merger (Details) - USD ($) $ in Thousands | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 28, 2025 | Sep. 29, 2024 | Dec. 31, 2023
Schedule of Reconciles Elements of the Merger [Line Items] |  |  |
Cash proceeds | $ 20,000 | $ 68,725 |
Less: Cash payment |  |  | $ (1,170)
Net cash proceeds upon the closing of the Mergers and PIPE financing |  |  | 19,658
Net contributions from the Mergers and PIPE financing upon closing |  |  | 9,523
PIPE [Member] |  |  |
Schedule of Reconciles Elements of the Merger [Line Items] |  |  |
Cash proceeds |  |  | 12,800
FACT [Member] |  |  |
Schedule of Reconciles Elements of the Merger [Line Items] |  |  |
Less: Cash payment |  |  | (10,680)
Less: non-cash net liabilities assumed from FACT |  |  | (10,135)
FPA [Member] |  |  |
Schedule of Reconciles Elements of the Merger [Line Items] |  |  |
Less: Cash payment |  |  | (17,831)
FACT [Member] |  |  |
Schedule of Reconciles Elements of the Merger [Line Items] |  |  |
Cash proceeds |  |  | $ 36,539

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