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Summary of Significant Accounting Policies - Schedule of Debt Securities, Available-for-Sale (Detail) - USD ($)
$ in Millions
Apr. 30, 2023
Jan. 29, 2023
Description Of Business And Basis Of Presentation [Line Items]    
Long-term debt, fair value $ 1,295.9 $ 1,306.3
Credit facility—revolver    
Description Of Business And Basis Of Presentation [Line Items]    
Long-term debt, fair value 0.0 0.0
Term loan    
Description Of Business And Basis Of Presentation [Line Items]    
Long-term debt, fair value 846.8 864.5
Senior secured notes    
Description Of Business And Basis Of Presentation [Line Items]    
Long-term debt, fair value $ 449.1 $ 441.8