Revenue, Deferred Revenue and Remaining Performance Obligations - Changes in Deferred Revenue (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2024	Jan. 31, 2023
Movement in Deferred Revenue [Roll Forward]
Beginning balance	$ 2,355,113	$ 1,529,321
Additions to deferred revenue	3,754,541	3,067,028
Recognition of deferred revenue	(3,055,555)	(2,241,236)
Ending balance	$ 3,054,099	$ 2,355,113