Fair Value Measurements - Financial Assets Based on Priority of Inputs to Valuation Technique Instruments (Details) - USD ($) $ in Thousands	Apr. 30, 2022	Jan. 29, 2022	May 01, 2021
Money market securities | Level 1 | Cash equivalents
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Cash equivalents	$ 51,843	$ 32,764	$ 70,477,000
Money market securities | Level 2 | Cash equivalents
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Cash equivalents	0	0	0
Money market securities | Level 3 | Cash equivalents
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Cash equivalents	0	0	0
Commercial paper | Level 1 | Cash equivalents
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Cash equivalents	0	0	0
Commercial paper | Level 1 | Commercial paper
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Cash equivalents	0	0	0
Commercial paper | Level 2 | Cash equivalents
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Cash equivalents	4,995	4,999,000	0
Commercial paper | Level 3 | Cash equivalents
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Cash equivalents	0	0	0
Commercial paper | Level 3 | Commercial paper
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Cash equivalents	$ 0	$ 0	$ 0