LEASES - Lease assets and liabilities (Details) - USD ($) $ in Thousands	Jan. 31, 2024	Jan. 31, 2023
Assets and Liabilities, Lessee [Abstract]
Operating lease assets	$ 216,886	$ 239,665
Classification of operating lease assets	Operating lease assets	Operating lease assets
Total lease assets	$ 216,886	$ 239,665
Current operating lease liabilities	$ 56,587	$ 52,917
Classification current operating lease liabilities	Current operating lease liabilities	Current operating lease liabilities
Noncurrent operating lease liabilities	$ 178,247	$ 204,974
Classification of noncurrent operating liabilities	Noncurrent operating lease liabilities	Noncurrent operating lease liabilities
Total lease liabilities	$ 234,834	$ 257,891