BUSINESS COMBINATIONS, ASSET ACQUISITIONS, AND DIVESTITURES - Conversocial Limited - Schedule of Purchase Price allocation (Details) - USD ($) $ in Thousands	Aug. 23, 2021	Jan. 31, 2024	Jan. 31, 2023	Jan. 31, 2022
Business Acquisition [Line Items]
Goodwill		$ 1,352,715	$ 1,347,213	$ 1,353,421
Conversocial Limited
Business Acquisition [Line Items]
Cash	$ 53,409
Other purchase price adjustments	(190)
Total purchase price	53,219
Accounts receivable	1,694
Other current assets, including cash acquired	5,462
Other assets	511
Current and other liabilities	(1,945)
Contract liabilities - current and long-term	(3,410)
Deferred income taxes	(301)
Net tangible assets	2,011
Identifiable intangible assets	19,900
Goodwill	31,308
Total purchase price allocation	53,219
Conversocial Limited | Customer relationships
Business Acquisition [Line Items]
Identifiable intangible assets	9,800
Conversocial Limited | Developed technology
Business Acquisition [Line Items]
Identifiable intangible assets	9,900
Conversocial Limited | Trademarks and trade names
Business Acquisition [Line Items]
Identifiable intangible assets	$ 200