Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation and Summary of Significant Accounting Policies - Correction Effect on Statement of Operations (Details)

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Basis of Presentation and Summary of Significant Accounting Policies - Correction Effect on Statement of Operations (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended
Apr. 30, 2022
Apr. 30, 2021
Error Corrections and Prior Period Adjustments Restatement [Line Items]    
Research and development $ 17,334 $ 13,088
Sales and marketing 86,938 60,474
Total operating expenses 126,385 89,769
Operating loss (23,128) (10,498)
Loss before provision for income taxes (22,833) (12,689)
Net loss   (14,493)
Net loss (25,288) (14,493)
Net (loss) income attributable to Class A and Class B common stockholders - basic $ (25,288) $ (14,493)
Net loss per share attributable to Class A and Class B common stockholders, basic (in dollars per share) $ (0.10) $ (0.15)
Net loss per share attributable to Class A and Class B common stockholders, diluted (in dollars per share) $ (0.10) $ (0.15)
As reported    
Error Corrections and Prior Period Adjustments Restatement [Line Items]    
Research and development   $ 13,128
Sales and marketing   60,638
Total operating expenses   89,973
Operating loss   (10,702)
Loss before provision for income taxes   (12,893)
Net loss   $ (14,697)
Net loss per share attributable to Class A and Class B common stockholders, basic (in dollars per share)   $ (0.15)
Corrections | Accounting Standards Update 2014-09    
Error Corrections and Prior Period Adjustments Restatement [Line Items]    
Research and development   $ (40)
Sales and marketing   (164)
Total operating expenses   (204)
Operating loss   204
Loss before provision for income taxes   204
Net loss   $ 204
Net loss per share attributable to Class A and Class B common stockholders, basic (in dollars per share)   $ 0
Net loss per share attributable to Class A and Class B common stockholders, diluted (in dollars per share)   $ 0