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Summary of Significant Accounting Policies - Narrative (Details)
$ in Millions
12 Months Ended
Feb. 06, 2021
Jan. 31, 2022
USD ($)
Jan. 31, 2021
USD ($)
Jan. 31, 2020
USD ($)
Jun. 30, 2021
USD ($)
Accounting Policies [Abstract]          
Stock split ratio 0.3333        
Advertising expense   $ 7.8 $ 6.2 $ 4.2  
Deferred offering costs         $ 7.6
Capitalized contract cost, amortization period   4 years