Composition of certain financial statement captions - Schedule of Prepaid and Other Current Assets (Details) - USD ($) $ in Thousands |
Apr. 30, 2026 |
Jan. 31, 2026 |
|---|---|---|
| Composition of Certain Financial Statements [Abstract] | ||
| Prepaid software and business systems | $ 6,177 | $ 7,246 |
| Prepaid data center expenses | 4,226 | 4,661 |
| Prepaid insurance | 1,216 | 1,721 |
| Other prepaid expenses and other current assets | 4,510 | 4,350 |
| Total prepaid and other current assets | $ 16,129 | $ 17,978 |