Revenue - Narrative (Details) $ in Thousands	6 Months Ended
Jul. 31, 2025 USD ($) performance_obligation	Jul. 31, 2024	Jan. 31, 2025 USD ($)
Revenue from External Customer [Line Items]
Number of performance obligations \| performance_obligation	2
Customer contract assets	$ 1,000		$ 1,700
Unearned revenue, current	185,592		229,144
Unearned revenue, noncurrent	500
Unearned revenue, revenue recognized	158,000
Customer deposits	$ 800		$ 200
Sales Revenue, Net \| Product Concentration Risk \| Professional Services
Revenue from External Customer [Line Items]
Concentration risk, percentage	7.00%	7.00%
Sales Revenue, Net \| Geographic Concentration Risk \| UNITED STATES
Revenue from External Customer [Line Items]
Concentration risk, percentage	81.00%	78.00%
Sales Revenue, Net \| Geographic Concentration Risk \| UNITED KINGDOM
Revenue from External Customer [Line Items]
Concentration risk, percentage	18.00%	20.00%

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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