LEASES - Components of Lease Costs (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2026	Jan. 31, 2025	Jan. 31, 2024
Leases [Abstract]
Operating lease costs	$ 4,753	$ 4,719	$ 4,855
Short-term lease costs	150	35	19
Variable lease costs	2,342	1,627	1,323
Sublease income	(1,722)	(979)	(941)
Total lease costs	$ 5,523	$ 5,402	$ 5,256