Fair Value Measurements - Narrative (Details) |
3 Months Ended | 12 Months Ended |
|---|---|---|
|
Apr. 30, 2026
USD ($)
security
|
Jan. 31, 2026
USD ($)
security
|
|
| Fair Value Disclosures [Abstract] | ||
| Debt securities, available-for-sale, continuous unrealized loss position, 12 months or longer, number of securities | security | 0 | 0 |
| Debt securities, available-for-sale, impairment Loss | $ | $ 0 | $ 0 |
| X | ||||||||||
- Definition Debt Securities, Available-For-Sale, Impairment Loss No definition available.
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| X | ||||||||||
- Definition Number of investments in debt securities measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for 12 months or longer, without an allowance for credit loss. Includes beneficial interest in securitized financial asset. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- References No definition available.
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