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Related Party Transactions - Additional Information (Detail) | 1 Months Ended | 12 Months Ended
--- | --- | ---
Jul. 31, 2015 USD ($) | Dec. 28, 2019 USD ($) ft² death | Dec. 29, 2018 USD ($) | Dec. 30, 2017 USD ($)
Related Party Transaction [Line Items] |  |  |  |
Patent and Licensing Fee - Aggregate | $ 2,400,000 |  |  |
Estimate of annual preventable hospital deaths prevented by 2020 (more than) | death |  | 200,000 |  |
Not for Profit Organization |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Related Party Transaction, Date |  | Dec. 31, 2024 |  |
Related Party Transaction, Amounts of Transaction |  | $ 1,000,000.0 | $ 2,000,000.0 | $ 0
Variable Interest Entity, Primary Beneficiary |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Minimum aggregate royalty payments |  | 12,100,000 | 10,900,000 | 8,000,000.0
Payment for Administrative Fees |  | 200,000 | 200,000 | 200,000
Variable Interest Entity, Primary Beneficiary | Not for Profit Organization |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Related Party Transaction, Amounts of Transaction |  | 35,262 | 207,530 | 1,300
Minimum | Variable Interest Entity, Primary Beneficiary |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Minimum aggregate royalty payments |  | $ 5,000,000.0 |  |
Leased Property |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Property Plant and Equipment, Occupied Square Feet | ft² |  | 34,000 |  |
Subleased Property |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Property Plant and Equipment, Occupied Square Feet | ft² |  | 16,830 |  |
Cercacor Laboratories |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Related Party Transaction, Other Revenues from Transactions with Related Party |  | $ 100,000 | 100,000 | 100,000
Operating Leases, Income Statement, Lease and Sublease Revenue |  | 400,000 | 400,000 | 400,000
Related Party Transaction, Due from (to) Related Party |  | 2,900,000 | 2,900,000 |
Reimbursement Fee |  |  |  |
Related Party Transaction [Line Items] |  |  |  |
Related Party Transaction, Expenses from Transactions with Related Party |  | $ 100,000 | $ 200,000 | $ 100,000

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