v3.25.1
Fair value measurement (Tables)
 3 Months Ended
Mar. 29, 2025
Fair Value Disclosures [Abstract]  
Schedule of Carrying Amount and Fair Value of Debt
The carrying amount and fair value of our debt are set out below:
As of March 29, 2025As of December 28, 2024
(dollars in millions)
Carrying 
amount
Fair value
Carrying 
amount
Fair value
Current$31.6 $31.4 $39.1 $38.7 
Non-current2,308.1 2,327.6 2,311.5 2,314.3 
$2,339.7 $2,359.0 $2,350.6 $2,353.0 
Schedule of Assets and Liabilities Measured at Fair Value on a Recurring Basis
The following table categorizes the assets and liabilities that are measured at fair value on a recurring basis:
(dollars in millions)
Quoted prices in active
markets (Level 1)
Significant observable
inputs (Level 2)
Total
As of March 29, 2025
Derivative assets$— $23.6 $23.6 
Derivative liabilities$— $(76.3)$(76.3)
Cash equivalents$— $25.2 $25.2 
As of December 28, 2024
Derivative assets$— $33.3 $33.3 
Derivative liabilities$— $(43.9)$(43.9)
Cash equivalents$41.5 $30.8 $72.3