Income Taxes - Schedule of Components of Provision for (Benefit from) Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
	Jan. 31, 2025	Jan. 31, 2024	Jan. 31, 2023
Current:
Federal	$ 5	$ 2	$ 0
State	2	3	2
Foreign	9	6	5
Total current provision for income taxes	16	11	7
Deferred:
Foreign	2	7	7
Total deferred provision for income taxes	2	7	7
Total provision for income taxes	$ 18	$ 18	$ 14