Fair Value Measurements - Underlying Asset Value (Details) - USD ($) $ in Thousands	Oct. 31, 2020	Feb. 01, 2020	Nov. 02, 2019
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total	$ 145,382	$ 141,443	$ 136,870
Level 1
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total	134,991	134,440	129,461
Level 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Total	$ 10,391	$ 7,003	$ 7,409