Prepaid Expenses and Other Current Assets (Tables)
12 Months Ended
Jan. 31, 2021
Prepaid Expense and Other Assets, Current [Abstract]  
Summary of Prepaid Expenses and Other Current Assets
Prepaid expenses and other current assets consist of the following at January 31:
 
    
2021
    
2020
 
Prepaid expenses
   $ 2,046      $ 1,507  
Other assets
     126        48  
  
 
 
    
 
 
 
   $ 2,172      $ 1,555