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v3.23.1

Available-for-sale securities (Tables) | 3 Months Ended
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Apr. 30, 2023
Investments [Abstract] |
Summary of Investments | The following table summarizes the values of the Company’s available-for-sale securities:
| April 30, 2023 |  | January 29, 2023
(in thousands) | Fair Value |  | Amortized Cost |  | Gross Unrealized Gain/(Loss) |  | Fair Value |  | Amortized Cost |  | Gross Unrealized Gain/(Loss)
Convertible debt investments | $ | 14,305 |  |  | $ | 15,978 |  |  | $ | (1,673) |  |  | $ | 13,995 |  |  | $ | 15,635 |  |  | $ | (1,640) |
Total available-for-sale securities | $ | 14,305 |  |  | $ | 15,978 |  |  | $ | (1,673) |  |  | $ | 13,995 |  |  | $ | 15,635 |  |  | $ | (1,640) |
Schedule of Investments, Classified by Maturity Period | The following table summarizes the maturities of the Company’s available-for-sale securities:
| April 30, 2023 |  |
(in thousands) | Fair Value |  | Amortized Cost |  |  |  |
Within 1 year | $ | 12,803 |  |  | $ | 13,975 |  |  |  |  |
After 1 year through 5 years | 1,502 |  |  | 2,003 |  |  |  |  |
Total available-for-sale securities | $ | 14,305 |  |  | $ | 15,978 |  |  |  |  |

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- Definition Tabular disclosure of maturities of an entity's investments as well as any other information pertinent to the investments. + References No definition available. + Details
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- Definition Tabular disclosure of the reconciliation of available-for-sale securities from cost basis to fair value. + References No definition available. + Details
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