FAIR VALUE MEASUREMENTS - Narrative (Details) - USD ($)	12 Months Ended
	Jan. 31, 2026	Jan. 31, 2025	Jan. 31, 2024
Fair Value Assets and Liabilities Measure On Recurring And Nonrecurring Basis [Line Items]
Investment maturity period	2 years
Debt and equity securities	$ 104,227,000	$ 395,444,000
Forward Contracts
Fair Value Assets and Liabilities Measure On Recurring And Nonrecurring Basis [Line Items]
Derivative losses	800,000
Forward Contracts | Not Designated as Hedging Instrument
Fair Value Assets and Liabilities Measure On Recurring And Nonrecurring Basis [Line Items]
Notional value	154,400,000
Strategic Investments member
Fair Value Assets and Liabilities Measure On Recurring And Nonrecurring Basis [Line Items]
Unrealized gain (loss) on investments	1,000,000.0	0	$ 800,000
Realized investment gains (losses)	1,300,000	300,000	$ 3,500,000
Level 3 | Strategic Investments member
Fair Value Assets and Liabilities Measure On Recurring And Nonrecurring Basis [Line Items]
Debt and equity securities	$ 36,200,000	$ 23,200,000