Stock-Based Compensation - Restricted Common Stock Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 31, 2024	Jul. 31, 2023	Jul. 31, 2024	Jul. 31, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based payment arrangement, expense	$ 64,677	$ 52,846	$ 123,230	$ 108,395
PingSafe
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares granted (in shares)	1,497,212
Cost not yet recognized amount	$ 34,400		34,400
Restricted common stock | PingSafe
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based payment arrangement, expense	$ 3,400		$ 6,800
Cost not yet recognized, period for recognition			1 year 3 months