v3.20.1
Fair Value Measurements - Assets and Liabilities Measured on a Recurring Basis (Details) - USD ($)
$ in Thousands
Feb. 01, 2020
Feb. 02, 2019
Assets    
Other non-current assets $ 693 $ 727
Total assets 135,225 91,491
Level 1    
Assets    
Other non-current assets 0 0
Total assets 46,355 16,829
Level 2    
Assets    
Other non-current assets 693 727
Total assets 88,870 74,662
Level 3    
Assets    
Other non-current assets 0 0
Total assets 0 0
Money market funds    
Assets    
Cash equivalents 46,355 16,829
Money market funds | Level 1    
Assets    
Cash equivalents 46,355 16,829
Money market funds | Level 2    
Assets    
Cash equivalents 0 0
Money market funds | Level 3    
Assets    
Cash equivalents 0 0
Time deposits    
Assets    
Cash equivalents 88,177 73,935
Time deposits | Level 1    
Assets    
Cash equivalents 0 0
Time deposits | Level 2    
Assets    
Cash equivalents 88,177 73,935
Time deposits | Level 3    
Assets    
Cash equivalents $ 0 $ 0