v3.25.1
Fair value measurement - Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) - Fair Value, Measurements, Recurring - USD ($)
$ in Millions
Mar. 29, 2025
Dec. 28, 2024
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Derivative assets $ 23.6 $ 33.3
Derivative liabilities (76.3) (43.9)
Cash equivalents 25.2 72.3
Quoted prices in active markets (Level 1)    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Derivative assets 0.0 0.0
Derivative liabilities 0.0 0.0
Cash equivalents 0.0 41.5
Significant observable inputs (Level 2)    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Derivative assets 23.6 33.3
Derivative liabilities (76.3) (43.9)
Cash equivalents $ 25.2 $ 30.8