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v3.26.1

Fair Value Measurements (Details) $ / shares in Units, $ in Thousands |  |  |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | ---
Mar. 25, 2026 USD ($) | Nov. 21, 2025 $ / shares | Sep. 16, 2024 | Mar. 29, 2026 USD ($) $ / shares | Dec. 28, 2025 USD ($) $ / shares | Dec. 29, 2024 USD ($)
Fair Value Measurements [Line Items] |  |  |  |  |  |
Fair Value, Net Derivative Asset (Liability), Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] |  |  |  | Other noncurrent assets | Other noncurrent assets |
Conversion probability of percentage |  |  | 7.00% |  |  |
Total estimated value (in Dollars) | $ 8,500 |  |  | $ 13,900 | $ 16,900 |
Closing share price (in Dollars per share) | $ / shares |  | $ 1.61 |  |  | $ 1.61 |
Capitalized interest (in Dollars) |  |  |  |  | $ 10,800 |
Due to related parties (in Dollars) |  |  |  |  | $ 155,289 | $ 145,831
Related Party [Member] |  |  |  |  |  |
Fair Value Measurements [Line Items] |  |  |  |  |  |
Due to related parties (in Dollars) |  |  |  |  |  | 1,300
September 2024 Notes [Member] |  |  |  |  |  |
Fair Value Measurements [Line Items] |  |  |  |  |  |
Interest rates |  |  |  |  | 7 |
November 2025 Note [Member] |  |  |  |  |  |
Fair Value Measurements [Line Items] |  |  |  |  |  |
Interest rates |  |  |  |  | 12 |
SAFE Agreements [Member] |  |  |  |  |  |
Fair Value Measurements [Line Items] |  |  |  |  |  |
Conversion probability of percentage |  |  |  | 50.00% | 50.00% |
Discount rate of conversion |  |  |  | 50.00% | 50.00% |
July 2024 Notes [Member] |  |  |  |  |  |
Fair Value Measurements [Line Items] |  |  |  |  |  |
Capitalized interest (in Dollars) |  |  |  | $ 9,600 | $ 10,800 | $ 13,600
Risk-Free Rates [Member] |  |  |  |  |  |
Fair Value Measurements [Line Items] |  |  |  |  |  |
Interest rates |  |  |  | 3.53 |  |
Risk-Free Rates [Member] | September 2024 Notes [Member] |  |  |  |  |  |
Fair Value Measurements [Line Items] |  |  |  |  |  |
Interest rates |  |  |  | 7 |  |
Risk-Free Rates [Member] | November 2025 Note [Member] |  |  |  |  |  |
Fair Value Measurements [Line Items] |  |  |  |  |  |
Interest rates |  |  |  | 12 |  |
Stock Price [Member] |  |  |  |  |  |
Fair Value Measurements [Line Items] |  |  |  |  |  |
Deferred consideration shares, measurement input |  |  |  | 1.25 |  |
Measurement Input, Price Volatility [Member] |  |  |  |  |  |
Fair Value Measurements [Line Items] |  |  |  |  |  |
Interest rates |  |  |  | 85.5 |  |
Dividend Yield [Member] |  |  |  |  |  |
Fair Value Measurements [Line Items] |  |  |  |  |  |
Deferred consideration shares, measurement input |  |  |  | 0 |  |
Minimum [Member] |  |  |  |  |  |
Fair Value Measurements [Line Items] |  |  |  |  |  |
Deferred ambia consideration shares issuable (in Dollars per share) | $ / shares |  | $ 1.4988 |  | $ 1.4988 |  |
Minimum [Member] | Risk-Free Rates [Member] |  |  |  |  |  |
Fair Value Measurements [Line Items] |  |  |  |  |  |
Deferred consideration shares, measurement input |  |  |  | 3.74 |  |
Minimum [Member] | Measurement Input, Price Volatility [Member] |  |  |  |  |  |
Fair Value Measurements [Line Items] |  |  |  |  |  |
Deferred consideration shares, measurement input |  |  |  | 52 |  |
Minimum [Member] | Option Values [Member] |  |  |  |  |  |
Fair Value Measurements [Line Items] |  |  |  |  |  |
Deferred consideration shares, measurement input |  |  |  | 0.26 |  |
Maximum [Member] |  |  |  |  |  |
Fair Value Measurements [Line Items] |  |  |  |  |  |
Deferred ambia consideration shares issuable (in Dollars per share) | $ / shares |  |  |  | $ 2.8102 |  |
Maximum [Member] | Risk-Free Rates [Member] |  |  |  |  |  |
Fair Value Measurements [Line Items] |  |  |  |  |  |
Deferred consideration shares, measurement input |  |  |  | 3.76 |  |
Maximum [Member] | Measurement Input, Price Volatility [Member] |  |  |  |  |  |
Fair Value Measurements [Line Items] |  |  |  |  |  |
Deferred consideration shares, measurement input |  |  |  | 72 |  |
Maximum [Member] | Option Values [Member] |  |  |  |  |  |
Fair Value Measurements [Line Items] |  |  |  |  |  |
Deferred consideration shares, measurement input |  |  |  | 0.38 |  |

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