COMMITMENTS - Employee Benefit Plans (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 31, 2025	Jan. 31, 2024	Jan. 31, 2023
Employee Benefit Plans
Company's expense for defined contribution savings plans	$ 3.4	$ 2.9	$ 2.7
Minimum
Employee Benefit Plans
Deferred period	4 years
Maximum
Employee Benefit Plans
Deferred period	7 years