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Investments in Marketable Securities (Tables)
12 Months Ended
Jan. 31, 2023
Investments, Debt and Equity Securities [Abstract]  
Schedule of Marketable Securities
The following tables summarize the Company's investments in marketable securities:
January 31, 2023
(in thousands)Amortized CostUnrealized GainsUnrealized LossesFair Value
Money market funds$68,165 $— $— $68,165 
U.S. treasury securities40,372 — (9)40,363 
Total marketable securities$108,537 $— $(9)$108,528 
January 31, 2022
(in thousands)Amortized CostUnrealized GainsUnrealized LossesFair Value
Money market funds$138,470 $— $— $138,470 
U.S. treasury securities— — — — 
Total marketable securities$138,470 $— $— $138,470