ACQUISITIONS - PingSafe Narrative (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
	Feb. 01, 2024	Jul. 31, 2025	Jul. 31, 2024	Jul. 31, 2025	Jul. 31, 2024	Jan. 31, 2025
Business Combination [Line Items]
Goodwill		$ 629,636		$ 629,636		$ 629,636
Share-based payment arrangement, expense		$ 73,884	$ 64,677	$ 142,539	$ 123,230
PingSafe Pte. Ltd.
Business Combination [Line Items]
Percentage of voting interests acquired	100.00%
Cash paid and holdback subject to indemnification claims	$ 59,200
Common stock (in shares)	2,354,607
Aggregate consideration transferred	$ 82,980
Intangible assets	11,300
Goodwill	72,887
Share-based payment arrangement, expense	$ 46,900
Assumed options from Attivo acquisition (in shares)	214,976
Assumed options from Attivo acquisition, fair value	$ 5,700
Assumed options	$ 169
PingSafe Pte. Ltd. | Restricted common stock
Business Combination [Line Items]
Restricted common stock acquired (in shares)	1,497,212
Share-based compensation arrangement by share-based payment award, equity instruments other than options, vested in period, fair value	$ 41,200