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Fair value measurement - Additional Information (Details) - USD ($) $ in Thousands | Sep. 28, 2025 | Dec. 31, 2024
--- | --- | ---
Fair Value Disclosures [Abstract] |  |
Contingent consideration liabilities | $ 65,186 | $ 49,277
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Contingent consideration liabilities | 65,186 | $ 49,277
Standard Bariatrics |  |
Fair Value Disclosures [Abstract] |  |
Contingent consideration liabilities | 15,000 |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Contingent consideration liabilities | 15,000 |
Palette |  |
Fair Value Disclosures [Abstract] |  |
Contingent consideration liabilities | 50,000 |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Contingent consideration liabilities | 50,000 |
Maximum | Standard Bariatrics |  |
Fair Value Disclosures [Abstract] |  |
Contingent consideration liabilities | 65,000 |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Contingent consideration liabilities | $ 65,000 |

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