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Share Plans (Tables)
3 Months Ended
Mar. 31, 2024
Share-Based Payment Arrangement [Abstract]  
Schedule of Share-based Compensation Expense
Total share-based compensation expense for the quarters ended March 31, 2024 and April 2, 2023 was as follows:
First Quarter
In millions20242023
Total share-based compensation charges$0.6 $0.6 
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions
The following table illustrates the assumptions used in deriving the fair value of share options granted during the First Quarter of 2024 and the year-ended December 31, 2023:
First QuarterYear ended December 31,
20242023
Dividend yield (%)
3.15 - 3.32
3.15 - 3.32
Expected volatility range (%)
31.54 - 43.49
31.54 - 43.49
Risk-free interest rate (%)
3.67 - 5.16
3.67 - 5.16
Expected life of share options range (years)
1.00 - 4.00
1.00 - 4.00
Forfeiture rate (%)5.00 5.00 
Weighted average exercise price ($)$1.00$1.00
Model usedBlack-Scholes & Monte-CarloBlack-Scholes & Monte-Carlo