v3.20.4
Fair Value Measurements - Assets and Liabilities Measured on a Recurring Basis (Details) - USD ($)
$ in Thousands
Jan. 30, 2021
Feb. 01, 2020
Assets    
Severance pay fund $ 623 $ 693
Total assets 115,268 135,225
Level 1    
Assets    
Severance pay fund 0 0
Total assets 0 46,355
Level 2    
Assets    
Severance pay fund 623 693
Total assets 115,268 88,870
Level 3    
Assets    
Severance pay fund 0 0
Total assets 0 0
Money market funds    
Assets    
Cash equivalents   46,355
Money market funds | Level 1    
Assets    
Cash equivalents   46,355
Money market funds | Level 2    
Assets    
Cash equivalents   0
Money market funds | Level 3    
Assets    
Cash equivalents   0
Time deposits    
Assets    
Cash equivalents 114,645 88,177
Time deposits | Level 1    
Assets    
Cash equivalents 0 0
Time deposits | Level 2    
Assets    
Cash equivalents 114,645 88,177
Time deposits | Level 3    
Assets    
Cash equivalents $ 0 $ 0