SEGMENTS - Method of Overhead Allocation (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2022	Jan. 31, 2021	Jan. 31, 2020
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	$ 2,766,538	$ 2,055,146	$ 3,160,464
Long-Lived Assets	1,089,671	1,092,346	1,196,449
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	2,365,919	1,755,791	2,774,492
Long-Lived Assets	938,947	834,181	964,476
Non-United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	400,619	299,355	385,972
Long-Lived Assets	$ 150,724	$ 258,165	$ 231,973