STOCKHOLDERS' EQUITY - Restricted Stock Units, Performance Stock Units and Stock Options Narrative (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended		6 Months Ended
	Apr. 30, 2025	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
Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Cost not yet recognized amount		631,700		$ 631,700
Cost not yet recognized, period for recognition				2 years 10 months 24 days
Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Cost not yet recognized amount		6,500		$ 6,500
Cost not yet recognized, period for recognition				9 months 18 days
Share-based payment arrangement, expense		2,200		$ 3,400
Performance Shares | Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage	0.00%
Award vesting period	1 year
Performance Shares | Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting percentage	225.00%
Award vesting period	4 years
Share-based Payment Arrangement, Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Cost not yet recognized, period for recognition				10 months 24 days
Cost not yet recognized, options, amount		$ 12,700		$ 12,700