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Income Taxes (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended 12 Months Ended
Jul. 31, 2022
Jul. 31, 2021
Jul. 31, 2022
Jul. 31, 2021
Jan. 31, 2022
Income Tax Disclosure [Abstract]          
Provision for (benefit from) income taxes $ (57) $ 989 $ 2,454 $ 2,245  
Loss before income taxes and loss from equity method investment (60,738) $ (39,777) (84,637) $ (66,803)  
Unrecognized tax benefits 5,500   5,500    
Unrecognized tax benefits that would effect tax rate $ 800   800    
Interest and penalties recognized     $ 100   $ 100