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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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Amount of liability recognized arising from contingent consideration in a business combination.

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