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Retirement Plans (Tables)
3 Months Ended
Apr. 30, 2022
Retirement Benefits [Abstract]  
Schedule of Net Benefit Costs
The components of net periodic pension benefit cost for the Pension Scheme are as follows:

13 weeks ended
(in millions)April 30, 2022May 1, 2021
Components of net periodic benefit (cost) income:
Interest cost
$(0.9)$(1.0)
Expected return on plan assets
0.6 1.3 
Amortization of unrecognized actuarial losses(0.9)(0.2)
Amortization of unrecognized net prior service costs(0.1)— 
Pension settlement loss(131.9)— 
Total net periodic benefit (cost) income
$(133.2)$0.1