v3.26.1
Fair Values of Financial Assets and Hierarchy of Level of Inputs (Detail) - USD ($)
$ in Thousands
May 02, 2026
Jan. 31, 2026
May 03, 2025
Fair Value, Inputs, Level 1      
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]      
Cash equivalents $ 268,441 $ 746,996 $ 348