Pay vs Performance Disclosure - USD ($) $ in Millions	12 Months Ended
Jan. 31, 2025	Jan. 31, 2024	Jan. 31, 2023
Pay vs Performance Disclosure
Net income (loss)	$ 28	$ (355)	$ (815)

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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+ Details