For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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Revenue (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
Revenue (Details) - USD ($) $ in Millions	Oct. 31, 2025	Oct. 31, 2024	Oct. 31, 2025	Oct. 31, 2024	Jan. 31, 2025
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Remaining performance obligations	$ 2,300.0		$ 2,300.0
Contract assets	$ 9.0		9.0		$ 13.8
Revenue recognized that was included in contract liability balance at the beginning of the period			$ 1,300.0	$ 1,200.0
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2025-11-01
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Remaining performance obligation, percentage	58.00%		58.00%
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	98.00%	97.00%	98.00%	97.00%