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Basis of Presentation and Significant Accounting Policies - Additional Information (Details) | 3 Months Ended | 6 Months Ended
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Jun. 27, 2025 USD ($) | Jun. 27, 2025 USD ($) Property
Organization And Description Of Business And Accounting Policies [Line Items] |  |
Recognized costs of severance and reduction in workforce | $ 3,645,000 | $ 12,453,000
Consulting expenses | 227,000 | 866,000
Impairment on real property right-of-use assets | 676,000 | $ 4,083,000
Number of leased properties looking for subleases | Property |  | 2
Restructuring, impairment and related charges | 5,248,000 | $ 27,912,000
Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration] |  | srt:ChiefExecutiveOfficerMember
Segment Reporting, CODM, Profit (Loss) Measure, How Used, Description |  | The CODM assesses performance by comparing actual results to forecasts and decides how to allocate resources, i.e., headcount and compensation, based on consolidated net loss.
Leasehold Improvements |  |
Organization And Description Of Business And Accounting Policies [Line Items] |  |
Recognized cost | 700,000 | $ 7,759,000
Internally Developed Software |  |
Organization And Description Of Business And Accounting Policies [Line Items] |  |
Impairment of internally developed software | $ 0 | $ 2,751,000
Maximum | Consolidated Accounts Payable | Vendor Concentration Risk |  |
Organization And Description Of Business And Accounting Policies [Line Items] |  |
Concentration risk, aggregate of percentage |  | 10.00%

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