Leases - Schedule of Supplemental Cash Flow Information Related to Leases (Detail) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended |
|---|---|---|
Jul. 31, 2022 |
Jul. 31, 2022 |
|
| Leases [Abstract] | ||
| Cash paid for operating leases included in operating cash flows | $ 1,090 | $ 2,159 |
| Supplemental non-cash information related to lease liabilities arising from obtaining right-of-use assets | 83 | 170 |
| Leased assets obtained in exchange for operating lease liabilities arising from lease modifications | $ 810 | $ 810 |