CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	12 Months Ended
	Jan. 31, 2023	Jan. 31, 2022	Jan. 31, 2021
Statement of Comprehensive Income [Abstract]
Net income	$ 823	$ 497	$ 1,208
Other comprehensive (loss) income, net of reclassifications:
Net gain (loss) on derivative instruments (net of tax effect of $(7), $(8), and $5)	40	48	(33)
Change in net unrealized gain on available-for-sale securities (net of tax effect of zero for all periods presented)	0	12	2
Change in defined benefit pension items (net of tax effect of $1, $(1), and zero)	(3)	5	1
Net change in cumulative foreign currency translation (loss) gain (net of tax effect of zero, zero, and $(1))	(98)	(63)	64
Total other comprehensive (loss) income	(61)	2	34
Total comprehensive income	$ 762	$ 499	$ 1,242