BUSINESS COMBINATIONS AND ASSET ACQUISITIONS - Other Business Combination Information (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jul. 31, 2025	Jul. 31, 2024	Jul. 31, 2025	Jul. 31, 2024	Oct. 11, 2024
Business Combination [Line Items]
Change in fair value, recorded in other expense (benefit), net	$ 0.2	$ 0.2	$ (7.5)	$ (0.2)
Fair Value, Liability, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]	Selling, general and administrative	Selling, general and administrative	Selling, general and administrative	Selling, general and administrative
Contingent consideration obligations, fair value					$ 19.0
Payments of contingent consideration earned	$ 1.6	$ 0.8	$ 8.0	$ 4.0
Recurring
Business Combination [Line Items]
Contingent consideration obligations, fair value	6.8		6.8
Accrued Expenses And Other Current Liabilities \| Recurring
Business Combination [Line Items]
Contingent consideration obligations, fair value	5.7		5.7
Other Noncurrent Liabilities \| Recurring
Business Combination [Line Items]
Contingent consideration obligations, fair value	$ 1.1		$ 1.1

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

VERINT SYSTEMS INC 10-Q