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Revenue - Narrative (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Oct. 31, 2024 | Oct. 31, 2023 | Oct. 31, 2024 | Oct. 31, 2023 | Jan. 31, 2024
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |  |  |  |  |
Remaining performance obligations | $ 2,300.0 |  | $ 2,300.0 |  |
Contract assets | $ 13.6 |  | 13.6 |  | $ 15.9
Revenue recognized that was included in contract liability balance at the beginning of the period |  |  | $ 1,200.0 | $ 1,100.0 |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-11-01 |  |  |  |  |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |  |  |  |  |
Remaining performance obligation, percentage | 56.00% |  | 56.00% |  |
Remaining performance obligations, period of recognition | 12 months |  | 12 months |  |
Product Concentration Risk | Revenue | Subscription |  |  |  |  |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |  |  |  |  |
Concentration risk percentage | 97.00% | 97.00% | 97.00% | 97.00% |

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