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Summary of Significant Accounting Policies (Details) - USD ($) | 9 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Sep. 28, 2025 | Dec. 29, 2024 | Dec. 31, 2023 | Jan. 31, 2025
Summary of Significant Accounting Policies [Line Items] |  |  |  |
Installation projects term | 12 months |  |  |
Percentage of borrowing unsecured convertible notes | 12.00% |  |  |
Cash balance |  | $ 13,400,000 | $ 2,600,000 | $ 60,000.00
Increase in contract assets |  | 26,066,000 |  |
Revenue recognized |  | 3,500,000 | 2,100,000 |
Deferred long-term service contract |  | 900,000 | 1,200,000 |
Deferred commissions |  | 0 | 4,200,000 |
Capitalized cost |  | 1,200,000 | 1,900,000 |
Unamortized balance |  | $ 200,000 | $ 3,800,000 |
Portion of tax benefit recorded positions more likely than not to be sustained |  | 50.00% |  |
Lease term |  | 12 months |  |
Minimum [Member] |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |
Payment terms to customers range | 30 days |  |  |
Guarantees to customers installation |  | 10 years |  |
Maximum [Member] |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |
Payment terms to customers range | 60 days |  |  |
Guarantees to customers installation |  | 30 years |  |
Customer Concentration Risk [Member] | Customer One [Member] | Accounts Receivable [Member] |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |
Concentration risk percentage |  |  | 38.00% |
Customer Concentration Risk [Member] | Customer One [Member] | Revenue Benchmark [Member] |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |
Concentration risk percentage |  | 55.00% | 55.00% |
Customer Concentration Risk [Member] | Customer Two [Member] | Accounts Receivable [Member] |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |
Concentration risk percentage |  |  |  |
Customer Concentration Risk [Member] | Three Customer [Member] | Revenue Benchmark [Member] |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |
Concentration risk percentage |  | 36.00% | 55.00% |
Credit Concentration Risk [Member] | Customer Two [Member] | Accounts Receivable [Member] |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |
Concentration risk percentage |  |  | 16.00% |
Supplier Concentration Risk [Member] | Suppliers One [Member] | Inventory Purchases [Member] |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |
Concentration risk percentage |  |  | 40.00% |

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