v3.22.2.2
Fair Value Measurements - Assets Measured at Fair Value on a Recurring Basis (Detail) - USD ($)
$ in Thousands
Oct. 29, 2022
Jan. 29, 2022
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable securities $ 91,776 $ 177,260
Other long-term assets 11,598 11,808
Level 1 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total 12,223 24,719
Level 1 [Member] | Money Market Funds [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Cash equivalents 5,729 17,890
Other long-term assets 6,494 6,829
Level 2 [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Total 91,776 177,260
Level 2 [Member] | U.S. Treasury and Government Agency Securities [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable securities 18,275 28,432
Level 2 [Member] | Corporate Debt Securities [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable securities 57,763 123,196
Level 2 [Member] | State and Local Government Securities [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Marketable securities $ 15,738 $ 25,632