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Income Taxes (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Oct. 31, 2022
Oct. 31, 2021
Oct. 31, 2022
Oct. 31, 2021
Jan. 31, 2022
Income Tax Disclosure [Abstract]          
Valuation allowance $ 8,893 $ 1,237 $ 8,893 $ 1,237 $ 11,412
Effective tax rate 3.90% 18.20% 2.60% 22.20%