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Summary Of Expected Benefit Payments (Detail) (USD $)
In Millions, unless otherwise specified
Feb. 02, 2013
Defined Benefit Plan Disclosure [Line Items]  
Fiscal 2014 $ 9.4
Fiscal 2015 10.0
Fiscal 2016 11.1
Fiscal 2017 11.5
Fiscal 2018 11.1
Fiscal 2019 to Fiscal 2023 $ 65.6