STOCKHOLDERS' EQUITY - Restricted Common Stock Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 31, 2025	Jul. 31, 2024	Jul. 31, 2025	Jul. 31, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based payment arrangement, expense	$ 73,884	$ 64,677	$ 142,539	$ 123,230
PingSafe
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares)			1,497,212
Cost not yet recognized amount	20,600		$ 20,600
Restricted common stock | PingSafe
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based payment arrangement, expense	$ 3,400	$ 3,400	$ 6,900	$ 6,800
Cost not yet recognized, period for recognition			10 months 24 days