Revenues - Narrative (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jul. 31, 2026 |
Jul. 31, 2025 |
Jul. 31, 2026 |
Jul. 31, 2025 |
|
| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] | ||||
| Deferred revenue recognized | $ 98.7 | $ 88.7 | $ 244.9 | $ 220.4 |
| Revenue, remaining performance obligation, amount | $ 522.0 | $ 522.0 | ||
| Deferred contract acquisition costs, amortization period (in years) | 3 years | 3 years | ||
| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-08-01 | ||||
| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] | ||||
| Revenue, remaining performance obligation, percentage | 81.00% | 81.00% | ||
| Revenue, remaining performance obligation, expected timing of satisfaction, period (in months) | 12 months | 12 months | ||