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Fair Value Measurements - Schedule of Financial Liabilities that were not Measured at Fair Value, on a Non-Recurring Basis (Details) - Fair Value, Nonrecurring [Member] - USD ($) $ in Thousands | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 28, 2025 | Dec. 29, 2024
Financial Liabilities |  |
Carrying value | $ 68,208 | $ 48,709
Estimated fair value | 174,861 | 140,541
Financial Liabilities | 174,861 | 140,541
July 2024 Notes [Member] |  |
Financial Liabilities |  |
Carrying value | 36,998 | 17,965
Estimated fair value | 34,187 | 21,390
Financial Liabilities | 34,187 | 21,390
July 2024 Notes - related parties [Member] |  |
Financial Liabilities |  |
Carrying value |  | 24,632
Estimated fair value |  | 33,323
Financial Liabilities |  | 33,323
September 2024 Notes [Member] |  |
Financial Liabilities |  |
Carrying value | 15,750 | 5,636
Estimated fair value | 78,563 | 77,245
Financial Liabilities | 78,563 | 77,245
September 2024 Notes - related parties [Member] |  |
Financial Liabilities |  |
Carrying value |  | 476
Estimated fair value |  | 8,583
Financial Liabilities |  | 8,583
Fair Value, Inputs, Level 1 [Member] |  |
Financial Liabilities |  |
Financial Liabilities |  |
Fair Value, Inputs, Level 1 [Member] | July 2024 Notes [Member] |  |
Financial Liabilities |  |
Financial Liabilities |  |
Fair Value, Inputs, Level 1 [Member] | July 2024 Notes - related parties [Member] |  |
Financial Liabilities |  |
Financial Liabilities |  |
Fair Value, Inputs, Level 1 [Member] | September 2024 Notes [Member] |  |
Financial Liabilities |  |
Financial Liabilities |  |
Fair Value, Inputs, Level 1 [Member] | September 2024 Notes - related parties [Member] |  |
Financial Liabilities |  |
Financial Liabilities |  |
Fair Value, Inputs, Level 2 [Member] |  |
Financial Liabilities |  |
Financial Liabilities |  |
Fair Value, Inputs, Level 2 [Member] | July 2024 Notes [Member] |  |
Financial Liabilities |  |
Financial Liabilities |  |
Fair Value, Inputs, Level 2 [Member] | July 2024 Notes - related parties [Member] |  |
Financial Liabilities |  |
Financial Liabilities |  |
Fair Value, Inputs, Level 2 [Member] | September 2024 Notes [Member] |  |
Financial Liabilities |  |
Financial Liabilities |  |
Fair Value, Inputs, Level 2 [Member] | September 2024 Notes - related parties [Member] |  |
Financial Liabilities |  |
Financial Liabilities |  |
Fair Value, Inputs, Level 3 [Member] |  |
Financial Liabilities |  |
Financial Liabilities | 174,861 | 140,541
Fair Value, Inputs, Level 3 [Member] | July 2024 Notes [Member] |  |
Financial Liabilities |  |
Financial Liabilities | 34,187 | 21,390
Fair Value, Inputs, Level 3 [Member] | July 2024 Notes - related parties [Member] |  |
Financial Liabilities |  |
Financial Liabilities |  | 33,323
Fair Value, Inputs, Level 3 [Member] | September 2024 Notes [Member] |  |
Financial Liabilities |  |
Financial Liabilities | $ 78,563 | 77,245
Fair Value, Inputs, Level 3 [Member] | September 2024 Notes - related parties [Member] |  |
Financial Liabilities |  |
Financial Liabilities |  | $ 8,583

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- Definition Fair value of financial obligations, including, but not limited to, debt instruments, derivative liabilities, federal funds purchased and sold under agreements to repurchase, securities loaned or sold under agreements to repurchase, financial instruments sold not yet purchased, guarantees, line of credit, loans and notes payable, servicing liability, and trading liabilities. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 28 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-28 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 11 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-11 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 11 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-11 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-10 Reference 5: 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 6: 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 Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2E -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2E + Details
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