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Stock-Based Compensation - Schedule of Stock Option Activity (Details) - Stock Option [Member] - USD ($) $ / shares in Units, $ in Thousands |  |  | 9 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Dec. 29, 2024 | Dec. 31, 2023 | Sep. 28, 2025 | Dec. 29, 2024
Schedule of Stock Option Activity [Line Items] |  |  |  |
Number of Shares, outstanding | 9,997,233 | 11,716,646 | 4,410,078 | 9,997,233
Weighted Average Exercise Price per Share, outstanding (in Dollars per share) | $ 2.77 | $ 3.48 | $ 3.04 | $ 2.77
Weighted Average Contractual Term (Years), outstanding | 5 years 3 months 14 days | 8 years 6 months 10 days |  | 5 years 3 months 14 days
Aggregate Intrinsic Value, outstanding (in Dollars) | $ 6,356 | $ 2,756 | $ 2,157 | $ 6,356
Number of Shares, Vested and expected to vest | 9,997,233 |  | 4,410,078 | 9,997,233
Weighted Average Exercise Price per Share, Vested and expected to vest (in Dollars per share) | $ 2.77 |  | $ 3.04 | $ 2.77
Aggregate Intrinsic Value, Vested and expected to vest (in Dollars) | $ 6,356 |  | $ 2,157 | $ 6,356
Number of Shares, Vested and exercisable | 4,264,705 |  | 2,364,439 | 4,264,705
Weighted Average Exercise Price per Share, Vested and exercisable (in Dollars per share) | $ 3.54 |  | $ 6.98 | $ 3.54
Aggregate Intrinsic Value , Vested and exercisable (in Dollars) | $ 1,857 |  | $ 722 | $ 1,857
Number of shares, Options granted |  |  |  | 6,121,251
Number of Shares, Options exercised |  |  | (712,467) | (398,883)
Weighted Average Exercise Price per Share, Options exercised (in Dollars per share) |  |  | $ 0.73 | $ 0.77
Aggregate Intrinsic Value, Options exercised (in Dollars) |  |  | $ 88 | $ 39
Number of Shares, Options canceled |  |  | (4,874,689) | (7,441,781)
Weighted Average Exercise Price per Share, Options canceled (in Dollars per share) |  |  | $ 2.53 | $ 0.17

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- Definition Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(03) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition Gross number of share options (or share units) granted during the period. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(01) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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- Definition Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c)(1)(ii) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
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