Quarterly report pursuant to Section 13 or 15(d)

Significant Accounting Policies - Summary of Cash, Cash Equivalents, and Restricted Cash Total (Detail)

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Significant Accounting Policies - Summary of Cash, Cash Equivalents, and Restricted Cash Total (Detail) - USD ($)
$ in Thousands
Apr. 30, 2022
Jan. 31, 2022
Apr. 30, 2021
Jan. 31, 2021
Accounting Policies [Abstract]        
Cash and cash equivalents $ 16,465 $ 17,528 $ 21,278 $ 5,856
Restricted cash 305 328 631 228
Total cash, cash equivalents and restricted cash $ 16,770 $ 17,856 $ 21,909 $ 6,084