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Income Taxes - Schedule of Unrecognized Tax Benefits (Details) - USD ($)
$ in Thousands
12 Months Ended
Jan. 31, 2022
Jan. 31, 2021
Jan. 31, 2020
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]      
Unrecognized tax benefits at beginning of year $ 17,484 $ 5,290 $ 4,603
Decrease in tax positions in prior years (1,894)    
Increase in tax positions in prior years   6,059 53
Additions based on tax positions in the current year 7,108 6,135 634
Unrecognized tax benefits at end of year $ 22,698 $ 17,484 $ 5,290