Fair Value Measurements (Schedule of Fair Value of Assets and Liabilities) (Details) - USD ($) $ in Thousands	May 02, 2026	Jan. 31, 2026	May 03, 2025
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total	$ 219,936	$ 218,654	$ 195,123
Fair Value, Inputs, Level 1 | Mutual funds (Level 1)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total	177,384	181,532	195,123
Fair Value, Inputs, Level 2 | Fixed-income securities (Level 2)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total	$ 42,552	$ 37,122	$ 0