Revenues - Narrative (Details) $ in Millions	3 Months Ended
Revenues - Narrative (Details) $ in Millions	Apr. 30, 2026 USD ($)
Disaggregation of Revenue [Line Items]
Contract with customer, liability, revenue recognized	$ 99.7
Remaining performance obligation amount	$ 1,300.0
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-05-01
Disaggregation of Revenue [Line Items]
Remaining performance obligation percentage	67.00%
Remaining performance obligation, expected timing of satisfaction	24 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2028-05-01
Disaggregation of Revenue [Line Items]
Remaining performance obligation percentage	28.00%
Minimum \| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2028-05-01
Disaggregation of Revenue [Line Items]
Remaining performance obligation, expected timing of satisfaction	25 months
Maximum \| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2028-05-01
Disaggregation of Revenue [Line Items]
Remaining performance obligation, expected timing of satisfaction	48 months

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details

nCino, Inc. 10-Q