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Related Party Transactions (Details) |  | 3 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Sep. 24, 2024 | Jan. 03, 2026 USD ($) | Mar. 29, 2025 USD ($) | Jan. 03, 2026 USD ($) ft² | Dec. 28, 2024 USD ($) | Dec. 30, 2023 USD ($) | Oct. 24, 2024 USD ($) | Sep. 19, 2024 director | Jun. 26, 2023 director
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
License fee |  |  |  |  |  |  | $ 2,500,000 |  |
Change in control |  | $ 15,000,000.0 |  | $ 15,000,000.0 |  |  | 15,000,000.0 |  |
Additional change in control |  |  |  |  |  |  | $ 2,000,000.0 |  |
Total revenue |  |  |  | 1,526,900,000 | $ 1,395,200,000 | $ 1,275,500,000 |  |  |
Accounts receivable net current |  | 275,800,000 |  | 275,800,000 | 283,200,000 | 224,200,000 |  |  |
Related Party |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Other current liabilities |  | 23,500,000 |  | 23,500,000 | 5,300,000 |  |  |  |
Total revenue |  |  |  | 118,500,000 | 114,100,000 | 93,900,000 |  |  |
Accounts receivable net current |  | 14,900,000 |  | 14,900,000 | 14,300,000 |  |  |  |
Related Party | Willow Laboratories, Inc. |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Minimum aggregate royalty payments |  |  |  | 22,600,000 | 20,400,000 | 19,200,000 |  |  |
Royalty prepayment |  | 17,000,000.0 |  | 17,000,000.0 |  |  |  |  |
Payment for administrative fees |  |  |  | 100,000 | 500,000 | 500,000 |  |  |
Sublease Income |  |  |  |  | 1,200,000 | 1,200,000 |  |  |
Other current liabilities |  | 6,400,000 |  | $ 6,400,000 | 4,900,000 |  |  |  |
Related Party | Leased Property |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Square feet of office | ft² |  |  |  | 34,000 |  |  |  |  |
Related Party | Not for Profit Organization |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Cash contributions |  |  |  | $ 0 | 2,500,000 | 1,000,000.0 |  |  |
Related Party | Like Minded Entertainment |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Cash contributions |  |  |  | 0 |  | 1,500,000 |  |  |
Related Party | Politan |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Cash contributions |  |  |  | 100,000 | 27,600,000 | 18,000,000.0 |  |  |
Number of directors | director |  |  |  |  |  |  |  | 2 | 2
Related party transaction, percentage of outstanding shares | 8.80% |  |  |  |  |  |  |  |
Legal fees |  |  |  | 2,000,000.0 |  |  |  |  |
Related Party | Cardinal Health |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Total revenue |  |  |  | 118,500,000 | 114,100,000 | $ 93,900,000 |  |  |
Accounts receivable net current |  | 14,900,000 |  | 14,900,000 | 14,300,000 |  |  |  |
Chief Executive Officer | Reimbursement Fee |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Cash contributions |  |  |  | 100,000 | $ 100,000 |  |  |  |
Minimum | Related Party |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Minimum aggregate royalty payments |  |  |  | $ 5,000,000.0 |  |  |  |  |
Minimum | Related Party | Willow Laboratories, Inc. |  |  |  |  |  |  |  |  |
Related Party Transaction [Line Items] |  |  |  |  |  |  |  |  |
Minimum aggregate royalty payments |  | $ 27,000,000.0 | $ 12,800,000 |  |  |  |  |  |

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