LEASES - Lease assets and liabilities (Details) - USD ($) $ in Thousands	Jan. 31, 2025	Jan. 31, 2024
Assets and Liabilities, Lessee [Abstract]
Operating	$ 255,180	$ 216,886
Classification of operating lease assets	Operating	Operating
Total lease assets	$ 255,180	$ 216,886
Current operating	$ 50,268	$ 56,587
Classification current operating lease liabilities	Current operating	Current operating
Noncurrent operating	$ 221,257	$ 178,247
Classification of noncurrent operating liabilities	Noncurrent operating	Noncurrent operating
Total lease liabilities	$ 271,525	$ 234,834