Fair Value (Amortized Cost, Fair Value, and Corresponding Amount of Gross Unrealized Gains and Losses Recognized in AOCI of Available-for-Sale Security) (Details) - USD ($) $ in Thousands	Oct. 27, 2024	Jan. 28, 2024
Debt Securities, Available-for-sale [Line Items]
Estimated Fair Value	$ 4,840	$ 4,986
Fair Value, Inputs, Level 1 [Member] | Money Market Funds [Member]
Debt Securities, Available-for-sale [Line Items]
Cost or Amortized Cost		28,396
Estimated Fair Value		28,396
Fair Value, Inputs, Level 3 [Member] | Corporate Trust [Member]
Debt Securities, Available-for-sale [Line Items]
Cost or Amortized Cost	5,409	5,556
Gross Unrealized Losses	(569)	(570)
Estimated Fair Value	$ 4,840	$ 4,986